MDDropDown menu error

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Sep 3, 2020, 3:38:51 PM9/3/20
to Kivy users support
 self.menu.bind(on_release=self.menu_callback)

    def menu_callback(self, instance_menu, instance_menu_item):
        print(instance_menu, instance_menu_item)

    

when i select a item from list ..on_release not calling the callback



#########2nd when we press on menu items during transition ..shows some error
[INFO   ] [Window      ] auto add sdl2 input provider
[INFO   ] [Window      ] virtual keyboard not allowed, single mode, not docked
[INFO   ] [Text        ] Provider: sdl2
[INFO   ] [GL          ] NPOT texture support is available
[INFO   ] [Base        ] Start application main loop
[INFO   ] [Base        ] Leaving application in progress...
Traceback (most recent call last):
  File "kivy/properties.pyx", line 497, in kivy.properties.Property.__set__
  File "kivy/properties.pyx", line 544, in kivy.properties.Property.set
  File "kivy/properties.pyx", line 599, in kivy.properties.Property.dispatch
  File "kivy/_event.pyx", line 1214, in kivy._event.EventObservers.dispatch
  File "kivy/_event.pyx", line 1120, in kivy._event.EventObservers._dispatch
  File "/usr/lib/python3/dist-packages/kivy/uix/scrollview.py", line 594, in _update_effect_bounds
    self._update_effect_y_bounds()
  File "/usr/lib/python3/dist-packages/kivy/uix/scrollview.py", line 586, in _update_effect_y_bounds
    self.effect_y.value = self.effect_y.min * self.scroll_y
  File "kivy/properties.pyx", line 497, in kivy.properties.Property.__set__
  File "kivy/properties.pyx", line 544, in kivy.properties.Property.set
  File "kivy/properties.pyx", line 599, in kivy.properties.Property.dispatch
  File "kivy/_event.pyx", line 1214, in kivy._event.EventObservers.dispatch
  File "kivy/_event.pyx", line 1120, in kivy._event.EventObservers._dispatch
  File "/usr/lib/python3/dist-packages/kivy/effects/dampedscroll.py", line 104, in on_value
    self.scroll = self.value
  File "kivy/properties.pyx", line 497, in kivy.properties.Property.__set__
  File "kivy/properties.pyx", line 544, in kivy.properties.Property.set
  File "kivy/properties.pyx", line 599, in kivy.properties.Property.dispatch
  File "kivy/_event.pyx", line 1214, in kivy._event.EventObservers.dispatch
  File "kivy/_event.pyx", line 1120, in kivy._event.EventObservers._dispatch
  File "/usr/lib/python3/dist-packages/kivy/uix/scrollview.py", line 622, in _update_effect_y
    self.scroll_y = -sy
  File "kivy/properties.pyx", line 497, in kivy.properties.Property.__set__
  File "kivy/properties.pyx", line 544, in kivy.properties.Property.set
  File "kivy/properties.pyx", line 599, in kivy.properties.Property.dispatch
  File "kivy/_event.pyx", line 1214, in kivy._event.EventObservers.dispatch
  File "kivy/_event.pyx", line 1120, in kivy._event.EventObservers._dispatch
  File "/usr/lib/python3/dist-packages/kivy/uix/scrollview.py", line 594, in _update_effect_bounds
    self._update_effect_y_bounds()
  File "/usr/lib/python3/dist-packages/kivy/uix/scrollview.py", line 586, in _update_effect_y_bounds
    self.effect_y.value = self.effect_y.min * self.scroll_y
  File "kivy/properties.pyx", line 497, in kivy.properties.Property.__set__
  File "kivy/properties.pyx", line 544, in kivy.properties.Property.set
  File "kivy/properties.pyx", line 599, in kivy.properties.Property.dispatch
  File "kivy/_event.pyx", line 1214, in kivy._event.EventObservers.dispatch
  File "kivy/_event.pyx", line 1120, in kivy._event.EventObservers._dispatch
  File "/usr/lib/python3/dist-packages/kivy/effects/dampedscroll.py", line 104, in on_value
    self.scroll = self.value
  File "kivy/properties.pyx", line 497, in kivy.properties.Property.__set__
  File "kivy/properties.pyx", line 544, in kivy.properties.Property.set
  File "kivy/properties.pyx", line 599, in kivy.properties.Property.dispatch
  File "kivy/_event.pyx", line 1214, in kivy._event.EventObservers.dispatch
  File "kivy/_event.pyx", line 1120, in kivy._event.EventObservers._dispatch
  File "/usr/lib/python3/dist-packages/kivy/uix/scrollview.py", line 622, in _update_effect_y
    self.scroll_y = -sy
  File "kivy/properties.pyx", line 497, in kivy.properties.Property.__set__
  File "kivy/properties.pyx", line 544, in kivy.properties.Property.set
  File "kivy/properties.pyx", line 599, in kivy.properties.Property.dispatch
  File "kivy/_event.pyx", line 1214, in kivy._event.EventObservers.dispatch
  File "kivy/_event.pyx", line 1120, in kivy._event.EventObservers._dispatch
  File "/usr/lib/python3/dist-packages/kivy/uix/scrollview.py", line 594, in _update_effect_bounds
    self._update_effect_y_bounds()
  File "/usr/lib/python3/dist-packages/kivy/uix/scrollview.py", line 586, in _update_effect_y_bounds
    self.effect_y.value = self.effect_y.min * self.scroll_y
  File "kivy/properties.pyx", line 497, in kivy.properties.Property.__set__
  File "kivy/properties.pyx", line 544, in kivy.properties.Property.set
  File "kivy/properties.pyx", line 599, in kivy.properties.Property.dispatch
  File "kivy/_event.pyx", line 1214, in kivy._event.EventObservers.dispatch
  File "kivy/_event.pyx", line 1120, in kivy._event.EventObservers._dispatch
  File "/usr/lib/python3/dist-packages/kivy/effects/dampedscroll.py", line 104, in on_value
    self.scroll = self.value
  File "kivy/properties.pyx", line 497, in kivy.properties.Property.__set__
  File "kivy/properties.pyx", line 544, in kivy.properties.Property.set
  File "kivy/properties.pyx", line 599, in kivy.properties.Property.dispatch
  File "kivy/_event.pyx", line 1214, in kivy._event.EventObservers.dispatch
  File "kivy/_event.pyx", line 1120, in kivy._event.EventObservers._dispatch
  File "/usr/lib/python3/dist-packages/kivy/uix/scrollview.py", line 622, in _update_effect_y
    self.scroll_y = -sy
  File "kivy/properties.pyx", line 497, in kivy.properties.Property.__set__
  File "kivy/properties.pyx", line 544, in kivy.properties.Property.set
  File "kivy/properties.pyx", line 599, in kivy.properties.Property.dispatch
  File "kivy/_event.pyx", line 1214, in kivy._event.EventObservers.dispatch
  File "kivy/_event.pyx", line 1120, in kivy._event.EventObservers._dispatch
  File "/usr/lib/python3/dist-packages/kivy/uix/scrollview.py", line 594, in _update_effect_bounds
    self._update_effect_y_bounds()
  File "/usr/lib/python3/dist-packages/kivy/uix/scrollview.py", line 586, in _update_effect_y_bounds
    self.effect_y.value = self.effect_y.min * self.scroll_y
  File "kivy/properties.pyx", line 497, in kivy.properties.Property.__set__
  File "kivy/properties.pyx", line 544, in kivy.properties.Property.set
  File "kivy/properties.pyx", line 599, in kivy.properties.Property.dispatch
  File "kivy/_event.pyx", line 1214, in kivy._event.EventObservers.dispatch
  File "kivy/_event.pyx", line 1120, in kivy._event.EventObservers._dispatch
  File "/usr/lib/python3/dist-packages/kivy/effects/dampedscroll.py", line 104, in on_value
    self.scroll = self.value
  File "kivy/properties.pyx", line 497, in kivy.properties.Property.__set__
  File "kivy/properties.pyx", line 544, in kivy.properties.Property.set
  File "kivy/properties.pyx", line 599, in kivy.properties.Property.dispatch
  File "kivy/_event.pyx", line 1214, in kivy._event.EventObservers.dispatch
  File "kivy/_event.pyx", line 1120, in kivy._event.EventObservers._dispatch
  File "/usr/lib/python3/dist-packages/kivy/uix/scrollview.py", line 622, in _update_effect_y
    self.scroll_y = -sy
  File "kivy/properties.pyx", line 497, in kivy.properties.Property.__set__
  File "kivy/properties.pyx", line 544, in kivy.properties.Property.set
  File "kivy/properties.pyx", line 599, in kivy.properties.Property.dispatch
  File "kivy/_event.pyx", line 1214, in kivy._event.EventObservers.dispatch
  File "kivy/_event.pyx", line 1120, in kivy._event.EventObservers._dispatch
  File "/usr/lib/python3/dist-packages/kivy/uix/scrollview.py", line 594, in _update_effect_bounds
    self._update_effect_y_bounds()
  File "/usr/lib/python3/dist-packages/kivy/uix/scrollview.py", line 586, in _update_effect_y_bounds
    self.effect_y.value = self.effect_y.min * self.scroll_y
  File "kivy/properties.pyx", line 497, in kivy.properties.Property.__set__
  File "kivy/properties.pyx", line 544, in kivy.properties.Property.set
  File "kivy/properties.pyx", line 599, in kivy.properties.Property.dispatch
  File "kivy/_event.pyx", line 1214, in kivy._event.EventObservers.dispatch
  File "kivy/_event.pyx", line 1120, in kivy._event.EventObservers._dispatch
  File "/usr/lib/python3/dist-packages/kivy/effects/dampedscroll.py", line 104, in on_value
    self.scroll = self.value
  File "kivy/properties.pyx", line 497, in kivy.properties.Property.__set__
  File "kivy/properties.pyx", line 544, in kivy.properties.Property.set
  File "kivy/properties.pyx", line 599, in kivy.properties.Property.dispatch
  File "kivy/_event.pyx", line 1214, in kivy._event.EventObservers.dispatch
  File "kivy/_event.pyx", line 1120, in kivy._event.EventObservers._dispatch
  File "/usr/lib/python3/dist-packages/kivy/uix/scrollview.py", line 622, in _update_effect_y
    self.scroll_y = -sy
  File "kivy/properties.pyx", line 497, in kivy.properties.Property.__set__
  File "kivy/properties.pyx", line 544, in kivy.properties.Property.set
  File "kivy/properties.pyx", line 599, in kivy.properties.Property.dispatch
  File "kivy/_event.pyx", line 1214, in kivy._event.EventObservers.dispatch
  File "kivy/_event.pyx", line 1120, in kivy._event.EventObservers._dispatch
  File "/usr/lib/python3/dist-packages/kivy/uix/scrollview.py", line 594, in _update_effect_bounds
    self._update_effect_y_bounds()
  File "/usr/lib/python3/dist-packages/kivy/uix/scrollview.py", line 586, in _update_effect_y_bounds
    self.effect_y.value = self.effect_y.min * self.scroll_y
  File "kivy/properties.pyx", line 497, in kivy.properties.Property.__set__
  File "kivy/properties.pyx", line 544, in kivy.properties.Property.set
  File "kivy/properties.pyx", line 599, in kivy.properties.Property.dispatch
  File "kivy/_event.pyx", line 1214, in kivy._event.EventObservers.dispatch
  File "kivy/_event.pyx", line 1120, in kivy._event.EventObservers._dispatch
  File "/usr/lib/python3/dist-packages/kivy/effects/dampedscroll.py", line 104, in on_value
    self.scroll = self.value
  File "kivy/properties.pyx", line 497, in kivy.properties.Property.__set__
  File "kivy/properties.pyx", line 544, in kivy.properties.Property.set
  File "kivy/properties.pyx", line 599, in kivy.properties.Property.dispatch
  File "kivy/_event.pyx", line 1214, in kivy._event.EventObservers.dispatch
  File "kivy/_event.pyx", line 1120, in kivy._event.EventObservers._dispatch
  File "/usr/lib/python3/dist-packages/kivy/uix/scrollview.py", line 622, in _update_effect_y
    self.scroll_y = -sy
  File "kivy/properties.pyx", line 497, in kivy.properties.Property.__set__
  File "kivy/properties.pyx", line 544, in kivy.properties.Property.set
  File "kivy/properties.pyx", line 599, in kivy.properties.Property.dispatch
  File "kivy/_event.pyx", line 1214, in kivy._event.EventObservers.dispatch
  File "kivy/_event.pyx", line 1120, in kivy._event.EventObservers._dispatch
  File "/usr/lib/python3/dist-packages/kivy/uix/scrollview.py", line 594, in _update_effect_bounds
    self._update_effect_y_bounds()
  File "/usr/lib/python3/dist-packages/kivy/uix/scrollview.py", line 586, in _update_effect_y_bounds
    self.effect_y.value = self.effect_y.min * self.scroll_y
  File "kivy/properties.pyx", line 497, in kivy.properties.Property.__set__
  File "kivy/properties.pyx", line 544, in kivy.properties.Property.set
  File "kivy/properties.pyx", line 599, in kivy.properties.Property.dispatch
  File "kivy/_event.pyx", line 1214, in kivy._event.EventObservers.dispatch
  File "kivy/_event.pyx", line 1120, in kivy._event.EventObservers._dispatch
  File "/usr/lib/python3/dist-packages/kivy/effects/dampedscroll.py", line 104, in on_value
    self.scroll = self.value
  File "kivy/properties.pyx", line 497, in kivy.properties.Property.__set__
  File "kivy/properties.pyx", line 544, in kivy.properties.Property.set
  File "kivy/properties.pyx", line 599, in kivy.properties.Property.dispatch
  File "kivy/_event.pyx", line 1214, in kivy._event.EventObservers.dispatch
  File "kivy/_event.pyx", line 1120, in kivy._event.EventObservers._dispatch
  File "/usr/lib/python3/dist-packages/kivy/uix/scrollview.py", line 622, in _update_effect_y
    self.scroll_y = -sy
  File "kivy/properties.pyx", line 497, in kivy.properties.Property.__set__
  File "kivy/properties.pyx", line 544, in kivy.properties.Property.set
  File "kivy/properties.pyx", line 599, in kivy.properties.Property.dispatch
  File "kivy/_event.pyx", line 1214, in kivy._event.EventObservers.dispatch
  File "kivy/_event.pyx", line 1120, in kivy._event.EventObservers._dispatch
  File "/usr/lib/python3/dist-packages/kivy/uix/scrollview.py", line 594, in _update_effect_bounds
    self._update_effect_y_bounds()
  File "/usr/lib/python3/dist-packages/kivy/uix/scrollview.py", line 586, in _update_effect_y_bounds
    self.effect_y.value = self.effect_y.min * self.scroll_y
  File "kivy/properties.pyx", line 497, in kivy.properties.Property.__set__
  File "kivy/properties.pyx", line 544, in kivy.properties.Property.set
  File "kivy/properties.pyx", line 599, in kivy.properties.Property.dispatch
  File "kivy/_event.pyx", line 1214, in kivy._event.EventObservers.dispatch
  File "kivy/_event.pyx", line 1120, in kivy._event.EventObservers._dispatch
  File "/usr/lib/python3/dist-packages/kivy/effects/dampedscroll.py", line 104, in on_value
    self.scroll = self.value
  File "kivy/properties.pyx", line 497, in kivy.properties.Property.__set__
  File "kivy/properties.pyx", line 544, in kivy.properties.Property.set
  File "kivy/properties.pyx", line 599, in kivy.properties.Property.dispatch
  File "kivy/_event.pyx", line 1214, in kivy._event.EventObservers.dispatch
  File "kivy/_event.pyx", line 1120, in kivy._event.EventObservers._dispatch
  File "/usr/lib/python3/dist-packages/kivy/uix/scrollview.py", line 622, in _update_effect_y
    self.scroll_y = -sy
  File "kivy/properties.pyx", line 497, in kivy.properties.Property.__set__
  File "kivy/properties.pyx", line 544, in kivy.properties.Property.set
  File "kivy/properties.pyx", line 599, in kivy.properties.Property.dispatch
  File "kivy/_event.pyx", line 1214, in kivy._event.EventObservers.dispatch
  File "kivy/_event.pyx", line 1120, in kivy._event.EventObservers._dispatch
  File "/usr/lib/python3/dist-packages/kivy/uix/scrollview.py", line 594, in _update_effect_bounds
    self._update_effect_y_bounds()
  File "/usr/lib/python3/dist-packages/kivy/uix/scrollview.py", line 586, in _update_effect_y_bounds
    self.effect_y.value = self.effect_y.min * self.scroll_y
  File "kivy/properties.pyx", line 497, in kivy.properties.Property.__set__
  File "kivy/properties.pyx", line 544, in kivy.properties.Property.set
  File "kivy/properties.pyx", line 599, in kivy.properties.Property.dispatch
  File "kivy/_event.pyx", line 1214, in kivy._event.EventObservers.dispatch
  File "kivy/_event.pyx", line 1120, in kivy._event.EventObservers._dispatch
  File "/usr/lib/python3/dist-packages/kivy/effects/dampedscroll.py", line 104, in on_value
    self.scroll = self.value
  File "kivy/properties.pyx", line 497, in kivy.properties.Property.__set__
  File "kivy/properties.pyx", line 544, in kivy.properties.Property.set
  File "kivy/properties.pyx", line 599, in kivy.properties.Property.dispatch
  File "kivy/_event.pyx", line 1214, in kivy._event.EventObservers.dispatch
  File "kivy/_event.pyx", line 1120, in kivy._event.EventObservers._dispatch
  File "/usr/lib/python3/dist-packages/kivy/uix/scrollview.py", line 622, in _update_effect_y
    self.scroll_y = -sy
  File "kivy/properties.pyx", line 497, in kivy.properties.Property.__set__
  File "kivy/properties.pyx", line 544, in kivy.properties.Property.set
  File "kivy/properties.pyx", line 599, in kivy.properties.Property.dispatch
  File "kivy/_event.pyx", line 1214, in kivy._event.EventObservers.dispatch
  File "kivy/_event.pyx", line 1120, in kivy._event.EventObservers._dispatch
  File "/usr/lib/python3/dist-packages/kivy/uix/scrollview.py", line 594, in _update_effect_bounds
    self._update_effect_y_bounds()
  File "/usr/lib/python3/dist-packages/kivy/uix/scrollview.py", line 586, in _update_effect_y_bounds
    self.effect_y.value = self.effect_y.min * self.scroll_y
  File "kivy/properties.pyx", line 497, in kivy.properties.Property.__set__
  File "kivy/properties.pyx", line 544, in kivy.properties.Property.set
  File "kivy/properties.pyx", line 599, in kivy.properties.Property.dispatch
  File "kivy/_event.pyx", line 1214, in kivy._event.EventObservers.dispatch
  File "kivy/_event.pyx", line 1120, in kivy._event.EventObservers._dispatch
  File "/usr/lib/python3/dist-packages/kivy/effects/dampedscroll.py", line 104, in on_value
    self.scroll = self.value
  File "kivy/properties.pyx", line 497, in kivy.properties.Property.__set__
  File "kivy/properties.pyx", line 544, in kivy.properties.Property.set
  File "kivy/properties.pyx", line 599, in kivy.properties.Property.dispatch
  File "kivy/_event.pyx", line 1214, in kivy._event.EventObservers.dispatch
  File "kivy/_event.pyx", line 1120, in kivy._event.EventObservers._dispatch
  File "/usr/lib/python3/dist-packages/kivy/uix/scrollview.py", line 622, in _update_effect_y
    self.scroll_y = -sy
  File "kivy/properties.pyx", line 497, in kivy.properties.Property.__set__
  File "kivy/properties.pyx", line 544, in kivy.properties.Property.set
  File "kivy/properties.pyx", line 599, in kivy.properties.Property.dispatch
  File "kivy/_event.pyx", line 1214, in kivy._event.EventObservers.dispatch
  File "kivy/_event.pyx", line 1120, in kivy._event.EventObservers._dispatch
  File "/usr/lib/python3/dist-packages/kivy/uix/scrollview.py", line 594, in _update_effect_bounds
    self._update_effect_y_bounds()
  File "/usr/lib/python3/dist-packages/kivy/uix/scrollview.py", line 586, in _update_effect_y_bounds
    self.effect_y.value = self.effect_y.min * self.scroll_y
  File "kivy/properties.pyx", line 497, in kivy.properties.Property.__set__
  File "kivy/properties.pyx", line 544, in kivy.properties.Property.set
  File "kivy/properties.pyx", line 599, in kivy.properties.Property.dispatch
  File "kivy/_event.pyx", line 1214, in kivy._event.EventObservers.dispatch
  File "kivy/_event.pyx", line 1120, in kivy._event.EventObservers._dispatch
  File "/usr/lib/python3/dist-packages/kivy/effects/dampedscroll.py", line 104, in on_value
    self.scroll = self.value
  File "kivy/properties.pyx", line 497, in kivy.properties.Property.__set__
  File "kivy/properties.pyx", line 544, in kivy.properties.Property.set
  File "kivy/properties.pyx", line 599, in kivy.properties.Property.dispatch
  File "kivy/_event.pyx", line 1214, in kivy._event.EventObservers.dispatch
  File "kivy/_event.pyx", line 1120, in kivy._event.EventObservers._dispatch
  File "/usr/lib/python3/dist-packages/kivy/uix/scrollview.py", line 622, in _update_effect_y
    self.scroll_y = -sy
  File "kivy/properties.pyx", line 497, in kivy.properties.Property.__set__
  File "kivy/properties.pyx", line 544, in kivy.properties.Property.set
  File "kivy/properties.pyx", line 599, in kivy.properties.Property.dispatch
  File "kivy/_event.pyx", line 1214, in kivy._event.EventObservers.dispatch
  File "kivy/_event.pyx", line 1120, in kivy._event.EventObservers._dispatch
  File "/usr/lib/python3/dist-packages/kivy/uix/scrollview.py", line 594, in _update_effect_bounds
    self._update_effect_y_bounds()
  File "/usr/lib/python3/dist-packages/kivy/uix/scrollview.py", line 586, in _update_effect_y_bounds
    self.effect_y.value = self.effect_y.min * self.scroll_y
  File "kivy/properties.pyx", line 497, in kivy.properties.Property.__set__
  File "kivy/properties.pyx", line 544, in kivy.properties.Property.set
  File "kivy/properties.pyx", line 599, in kivy.properties.Property.dispatch
  File "kivy/_event.pyx", line 1214, in kivy._event.EventObservers.dispatch
  File "kivy/_event.pyx", line 1120, in kivy._event.EventObservers._dispatch
  File "/usr/lib/python3/dist-packages/kivy/effects/dampedscroll.py", line 104, in on_value
    self.scroll = self.value
  File "kivy/properties.pyx", line 497, in kivy.properties.Property.__set__
  File "kivy/properties.pyx", line 544, in kivy.properties.Property.set
  File "kivy/properties.pyx", line 599, in kivy.properties.Property.dispatch
  File "kivy/_event.pyx", line 1214, in kivy._event.EventObservers.dispatch
  File "kivy/_event.pyx", line 1120, in kivy._event.EventObservers._dispatch
  File "/usr/lib/python3/dist-packages/kivy/uix/scrollview.py", line 622, in _update_effect_y
    self.scroll_y = -sy
  File "kivy/properties.pyx", line 497, in kivy.properties.Property.__set__
  File "kivy/properties.pyx", line 544, in kivy.properties.Property.set
  File "kivy/properties.pyx", line 599, in kivy.properties.Property.dispatch
  File "kivy/_event.pyx", line 1214, in kivy._event.EventObservers.dispatch
  File "kivy/_event.pyx", line 1120, in kivy._event.EventObservers._dispatch
  File "/usr/lib/python3/dist-packages/kivy/uix/scrollview.py", line 594, in _update_effect_bounds
    self._update_effect_y_bounds()
  File "/usr/lib/python3/dist-packages/kivy/uix/scrollview.py", line 586, in _update_effect_y_bounds
    self.effect_y.value = self.effect_y.min * self.scroll_y
  File "kivy/properties.pyx", line 497, in kivy.properties.Property.__set__
  File "kivy/properties.pyx", line 544, in kivy.properties.Property.set
  File "kivy/properties.pyx", line 599, in kivy.properties.Property.dispatch
  File "kivy/_event.pyx", line 1214, in kivy._event.EventObservers.dispatch
  File "kivy/_event.pyx", line 1120, in kivy._event.EventObservers._dispatch
  File "/usr/lib/python3/dist-packages/kivy/effects/dampedscroll.py", line 104, in on_value
    self.scroll = self.value
  File "kivy/properties.pyx", line 497, in kivy.properties.Property.__set__
  File "kivy/properties.pyx", line 544, in kivy.properties.Property.set
  File "kivy/properties.pyx", line 599, in kivy.properties.Property.dispatch
  File "kivy/_event.pyx", line 1214, in kivy._event.EventObservers.dispatch
  File "kivy/_event.pyx", line 1120, in kivy._event.EventObservers._dispatch
  File "/usr/lib/python3/dist-packages/kivy/uix/scrollview.py", line 622, in _update_effect_y
    self.scroll_y = -sy
  File "kivy/properties.pyx", line 497, in kivy.properties.Property.__set__
  File "kivy/properties.pyx", line 544, in kivy.properties.Property.set
  File "kivy/properties.pyx", line 599, in kivy.properties.Property.dispatch
  File "kivy/_event.pyx", line 1214, in kivy._event.EventObservers.dispatch
  File "kivy/_event.pyx", line 1120, in kivy._event.EventObservers._dispatch
  File "/usr/lib/python3/dist-packages/kivy/uix/scrollview.py", line 594, in _update_effect_bounds
    self._update_effect_y_bounds()
  File "/usr/lib/python3/dist-packages/kivy/uix/scrollview.py", line 586, in _update_effect_y_bounds
    self.effect_y.value = self.effect_y.min * self.scroll_y
  File "kivy/properties.pyx", line 497, in kivy.properties.Property.__set__
  File "kivy/properties.pyx", line 544, in kivy.properties.Property.set
  File "kivy/properties.pyx", line 599, in kivy.properties.Property.dispatch
  File "kivy/_event.pyx", line 1214, in kivy._event.EventObservers.dispatch
  File "kivy/_event.pyx", line 1120, in kivy._event.EventObservers._dispatch
  File "/usr/lib/python3/dist-packages/kivy/effects/dampedscroll.py", line 104, in on_value
    self.scroll = self.value
  File "kivy/properties.pyx", line 497, in kivy.properties.Property.__set__
  File "kivy/properties.pyx", line 544, in kivy.properties.Property.set
  File "kivy/properties.pyx", line 599, in kivy.properties.Property.dispatch
  File "kivy/_event.pyx", line 1214, in kivy._event.EventObservers.dispatch
  File "kivy/_event.pyx", line 1120, in kivy._event.EventObservers._dispatch
  File "/usr/lib/python3/dist-packages/kivy/uix/scrollview.py", line 622, in _update_effect_y
    self.scroll_y = -sy
  File "kivy/properties.pyx", line 497, in kivy.properties.Property.__set__
  File "kivy/properties.pyx", line 544, in kivy.properties.Property.set
  File "kivy/properties.pyx", line 599, in kivy.properties.Property.dispatch
  File "kivy/_event.pyx", line 1214, in kivy._event.EventObservers.dispatch
  File "kivy/_event.pyx", line 1120, in kivy._event.EventObservers._dispatch
  File "/usr/lib/python3/dist-packages/kivy/uix/scrollview.py", line 594, in _update_effect_bounds
    self._update_effect_y_bounds()
  File "/usr/lib/python3/dist-packages/kivy/uix/scrollview.py", line 586, in _update_effect_y_bounds
    self.effect_y.value = self.effect_y.min * self.scroll_y
  File "kivy/properties.pyx", line 497, in kivy.properties.Property.__set__
  File "kivy/properties.pyx", line 544, in kivy.properties.Property.set
  File "kivy/properties.pyx", line 599, in kivy.properties.Property.dispatch
  File "kivy/_event.pyx", line 1214, in kivy._event.EventObservers.dispatch
  File "kivy/_event.pyx", line 1120, in kivy._event.EventObservers._dispatch
  File "/usr/lib/python3/dist-packages/kivy/effects/dampedscroll.py", line 104, in on_value
    self.scroll = self.value
  File "kivy/properties.pyx", line 497, in kivy.properties.Property.__set__
  File "kivy/properties.pyx", line 544, in kivy.properties.Property.set
  File "kivy/properties.pyx", line 599, in kivy.properties.Property.dispatch
  File "kivy/_event.pyx", line 1214, in kivy._event.EventObservers.dispatch
  File "kivy/_event.pyx", line 1120, in kivy._event.EventObservers._dispatch
  File "/usr/lib/python3/dist-packages/kivy/uix/scrollview.py", line 622, in _update_effect_y
    self.scroll_y = -sy
  File "kivy/properties.pyx", line 497, in kivy.properties.Property.__set__
  File "kivy/properties.pyx", line 544, in kivy.properties.Property.set
  File "kivy/properties.pyx", line 599, in kivy.properties.Property.dispatch
  File "kivy/_event.pyx", line 1214, in kivy._event.EventObservers.dispatch
  File "kivy/_event.pyx", line 1120, in kivy._event.EventObservers._dispatch
  File "/usr/lib/python3/dist-packages/kivy/uix/scrollview.py", line 594, in _update_effect_bounds
    self._update_effect_y_bounds()
  File "/usr/lib/python3/dist-packages/kivy/uix/scrollview.py", line 586, in _update_effect_y_bounds
    self.effect_y.value = self.effect_y.min * self.scroll_y
  File "kivy/properties.pyx", line 497, in kivy.properties.Property.__set__
  File "kivy/properties.pyx", line 544, in kivy.properties.Property.set
  File "kivy/properties.pyx", line 599, in kivy.properties.Property.dispatch
  File "kivy/_event.pyx", line 1214, in kivy._event.EventObservers.dispatch
  File "kivy/_event.pyx", line 1120, in kivy._event.EventObservers._dispatch
  File "/usr/lib/python3/dist-packages/kivy/effects/dampedscroll.py", line 104, in on_value
    self.scroll = self.value
  File "kivy/properties.pyx", line 497, in kivy.properties.Property.__set__
  File "kivy/properties.pyx", line 544, in kivy.properties.Property.set
  File "kivy/properties.pyx", line 599, in kivy.properties.Property.dispatch
  File "kivy/_event.pyx", line 1214, in kivy._event.EventObservers.dispatch
  File "kivy/_event.pyx", line 1120, in kivy._event.EventObservers._dispatch
  File "/usr/lib/python3/dist-packages/kivy/uix/scrollview.py", line 622, in _update_effect_y
    self.scroll_y = -sy
  File "kivy/properties.pyx", line 497, in kivy.properties.Property.__set__
  File "kivy/properties.pyx", line 544, in kivy.properties.Property.set
  File "kivy/properties.pyx", line 599, in kivy.properties.Property.dispatch
  File "kivy/_event.pyx", line 1214, in kivy._event.EventObservers.dispatch
  File "kivy/_event.pyx", line 1120, in kivy._event.EventObservers._dispatch
  File "/usr/lib/python3/dist-packages/kivy/uix/scrollview.py", line 594, in _update_effect_bounds
    self._update_effect_y_bounds()
  File "/usr/lib/python3/dist-packages/kivy/uix/scrollview.py", line 586, in _update_effect_y_bounds
    self.effect_y.value = self.effect_y.min * self.scroll_y
  File "kivy/properties.pyx", line 497, in kivy.properties.Property.__set__
  File "kivy/properties.pyx", line 544, in kivy.properties.Property.set
  File "kivy/properties.pyx", line 599, in kivy.properties.Property.dispatch
  File "kivy/_event.pyx", line 1214, in kivy._event.EventObservers.dispatch
  File "kivy/_event.pyx", line 1120, in kivy._event.EventObservers._dispatch
  File "/usr/lib/python3/dist-packages/kivy/effects/dampedscroll.py", line 104, in on_value
    self.scroll = self.value
  File "kivy/properties.pyx", line 497, in kivy.properties.Property.__set__
  File "kivy/properties.pyx", line 544, in kivy.properties.Property.set
  File "kivy/properties.pyx", line 599, in kivy.properties.Property.dispatch
  File "kivy/_event.pyx", line 1214, in kivy._event.EventObservers.dispatch
  File "kivy/_event.pyx", line 1120, in kivy._event.EventObservers._dispatch
  File "/usr/lib/python3/dist-packages/kivy/uix/scrollview.py", line 622, in _update_effect_y
    self.scroll_y = -sy
  File "kivy/properties.pyx", line 497, in kivy.properties.Property.__set__
  File "kivy/properties.pyx", line 544, in kivy.properties.Property.set
  File "kivy/properties.pyx", line 599, in kivy.properties.Property.dispatch
  File "kivy/_event.pyx", line 1214, in kivy._event.EventObservers.dispatch
  File "kivy/_event.pyx", line 1120, in kivy._event.EventObservers._dispatch
  File "/usr/lib/python3/dist-packages/kivy/uix/scrollview.py", line 594, in _update_effect_bounds
    self._update_effect_y_bounds()
  File "/usr/lib/python3/dist-packages/kivy/uix/scrollview.py", line 586, in _update_effect_y_bounds
    self.effect_y.value = self.effect_y.min * self.scroll_y
  File "kivy/properties.pyx", line 497, in kivy.properties.Property.__set__
  File "kivy/properties.pyx", line 544, in kivy.properties.Property.set
  File "kivy/properties.pyx", line 599, in kivy.properties.Property.dispatch
  File "kivy/_event.pyx", line 1214, in kivy._event.EventObservers.dispatch
  File "kivy/_event.pyx", line 1120, in kivy._event.EventObservers._dispatch
  File "/usr/lib/python3/dist-packages/kivy/effects/dampedscroll.py", line 104, in on_value
    self.scroll = self.value
  File "kivy/properties.pyx", line 497, in kivy.properties.Property.__set__
  File "kivy/properties.pyx", line 544, in kivy.properties.Property.set
  File "kivy/properties.pyx", line 599, in kivy.properties.Property.dispatch
  File "kivy/_event.pyx", line 1214, in kivy._event.EventObservers.dispatch
  File "kivy/_event.pyx", line 1120, in kivy._event.EventObservers._dispatch
  File "/usr/lib/python3/dist-packages/kivy/uix/scrollview.py", line 622, in _update_effect_y
    self.scroll_y = -sy
  File "kivy/properties.pyx", line 497, in kivy.properties.Property.__set__
  File "kivy/properties.pyx", line 544, in kivy.properties.Property.set
  File "kivy/properties.pyx", line 599, in kivy.properties.Property.dispatch
  File "kivy/_event.pyx", line 1214, in kivy._event.EventObservers.dispatch
  File "kivy/_event.pyx", line 1120, in kivy._event.EventObservers._dispatch
  File "/usr/lib/python3/dist-packages/kivy/uix/scrollview.py", line 594, in _update_effect_bounds
    self._update_effect_y_bounds()
  File "/usr/lib/python3/dist-packages/kivy/uix/scrollview.py", line 586, in _update_effect_y_bounds
    self.effect_y.value = self.effect_y.min * self.scroll_y
  File "kivy/properties.pyx", line 497, in kivy.properties.Property.__set__
  File "kivy/properties.pyx", line 544, in kivy.properties.Property.set
  File "kivy/properties.pyx", line 599, in kivy.properties.Property.dispatch
  File "kivy/_event.pyx", line 1214, in kivy._event.EventObservers.dispatch
  File "kivy/_event.pyx", line 1120, in kivy._event.EventObservers._dispatch
  File "/usr/lib/python3/dist-packages/kivy/effects/dampedscroll.py", line 104, in on_value
    self.scroll = self.value
  File "kivy/properties.pyx", line 497, in kivy.properties.Property.__set__
  File "kivy/properties.pyx", line 544, in kivy.properties.Property.set
  File "kivy/properties.pyx", line 599, in kivy.properties.Property.dispatch
  File "kivy/_event.pyx", line 1214, in kivy._event.EventObservers.dispatch
  File "kivy/_event.pyx", line 1120, in kivy._event.EventObservers._dispatch
  File "/usr/lib/python3/dist-packages/kivy/uix/scrollview.py", line 622, in _update_effect_y
    self.scroll_y = -sy
  File "kivy/properties.pyx", line 497, in kivy.properties.Property.__set__
  File "kivy/properties.pyx", line 544, in kivy.properties.Property.set
  File "kivy/properties.pyx", line 599, in kivy.properties.Property.dispatch
  File "kivy/_event.pyx", line 1214, in kivy._event.EventObservers.dispatch
  File "kivy/_event.pyx", line 1120, in kivy._event.EventObservers._dispatch
  File "/usr/lib/python3/dist-packages/kivy/uix/scrollview.py", line 594, in _update_effect_bounds
    self._update_effect_y_bounds()
  File "/usr/lib/python3/dist-packages/kivy/uix/scrollview.py", line 586, in _update_effect_y_bounds
    self.effect_y.value = self.effect_y.min * self.scroll_y
  File "kivy/properties.pyx", line 497, in kivy.properties.Property.__set__
  File "kivy/properties.pyx", line 544, in kivy.properties.Property.set
  File "kivy/properties.pyx", line 599, in kivy.properties.Property.dispatch
  File "kivy/_event.pyx", line 1214, in kivy._event.EventObservers.dispatch
  File "kivy/_event.pyx", line 1120, in kivy._event.EventObservers._dispatch
  File "/usr/lib/python3/dist-packages/kivy/effects/dampedscroll.py", line 104, in on_value
    self.scroll = self.value
  File "kivy/properties.pyx", line 497, in kivy.properties.Property.__set__
  File "kivy/properties.pyx", line 544, in kivy.properties.Property.set
  File "kivy/properties.pyx", line 599, in kivy.properties.Property.dispatch
  File "kivy/_event.pyx", line 1214, in kivy._event.EventObservers.dispatch
  File "kivy/_event.pyx", line 1120, in kivy._event.EventObservers._dispatch
  File "/usr/lib/python3/dist-packages/kivy/uix/scrollview.py", line 622, in _update_effect_y
    self.scroll_y = -sy
  File "kivy/properties.pyx", line 497, in kivy.properties.Property.__set__
  File "kivy/properties.pyx", line 544, in kivy.properties.Property.set
  File "kivy/properties.pyx", line 599, in kivy.properties.Property.dispatch
  File "kivy/_event.pyx", line 1214, in kivy._event.EventObservers.dispatch
  File "kivy/_event.pyx", line 1120, in kivy._event.EventObservers._dispatch
  File "/usr/lib/python3/dist-packages/kivy/uix/scrollview.py", line 594, in _update_effect_bounds
    self._update_effect_y_bounds()
  File "/usr/lib/python3/dist-packages/kivy/uix/scrollview.py", line 586, in _update_effect_y_bounds
    self.effect_y.value = self.effect_y.min * self.scroll_y
  File "kivy/properties.pyx", line 497, in kivy.properties.Property.__set__
  File "kivy/properties.pyx", line 544, in kivy.properties.Property.set
  File "kivy/properties.pyx", line 599, in kivy.properties.Property.dispatch
  File "kivy/_event.pyx", line 1214, in kivy._event.EventObservers.dispatch
  File "kivy/_event.pyx", line 1120, in kivy._event.EventObservers._dispatch
  File "/usr/lib/python3/dist-packages/kivy/effects/dampedscroll.py", line 104, in on_value
    self.scroll = self.value
  File "kivy/properties.pyx", line 497, in kivy.properties.Property.__set__
  File "kivy/properties.pyx", line 544, in kivy.properties.Property.set
  File "kivy/properties.pyx", line 599, in kivy.properties.Property.dispatch
  File "kivy/_event.pyx", line 1214, in kivy._event.EventObservers.dispatch
  File "kivy/_event.pyx", line 1120, in kivy._event.EventObservers._dispatch
  File "/usr/lib/python3/dist-packages/kivy/uix/scrollview.py", line 622, in _update_effect_y
    self.scroll_y = -sy
  File "kivy/properties.pyx", line 497, in kivy.properties.Property.__set__
  File "kivy/properties.pyx", line 544, in kivy.properties.Property.set
  File "kivy/properties.pyx", line 599, in kivy.properties.Property.dispatch
  File "kivy/_event.pyx", line 1214, in kivy._event.EventObservers.dispatch
  File "kivy/_event.pyx", line 1120, in kivy._event.EventObservers._dispatch
  File "/usr/lib/python3/dist-packages/kivy/uix/scrollview.py", line 594, in _update_effect_bounds
    self._update_effect_y_bounds()
  File "/usr/lib/python3/dist-packages/kivy/uix/scrollview.py", line 586, in _update_effect_y_bounds
    self.effect_y.value = self.effect_y.min * self.scroll_y
  File "kivy/properties.pyx", line 497, in kivy.properties.Property.__set__
  File "kivy/properties.pyx", line 544, in kivy.properties.Property.set
  File "kivy/properties.pyx", line 599, in kivy.properties.Property.dispatch
  File "kivy/_event.pyx", line 1214, in kivy._event.EventObservers.dispatch
  File "kivy/_event.pyx", line 1120, in kivy._event.EventObservers._dispatch
  File "/usr/lib/python3/dist-packages/kivy/effects/dampedscroll.py", line 104, in on_value
    self.scroll = self.value
  File "kivy/properties.pyx", line 497, in kivy.properties.Property.__set__
  File "kivy/properties.pyx", line 544, in kivy.properties.Property.set
  File "kivy/properties.pyx", line 599, in kivy.properties.Property.dispatch
  File "kivy/_event.pyx", line 1214, in kivy._event.EventObservers.dispatch
  File "kivy/_event.pyx", line 1120, in kivy._event.EventObservers._dispatch
  File "/usr/lib/python3/dist-packages/kivy/uix/scrollview.py", line 622, in _update_effect_y
    self.scroll_y = -sy
  File "kivy/properties.pyx", line 497, in kivy.properties.Property.__set__
  File "kivy/properties.pyx", line 544, in kivy.properties.Property.set
  File "kivy/properties.pyx", line 599, in kivy.properties.Property.dispatch
  File "kivy/_event.pyx", line 1214, in kivy._event.EventObservers.dispatch
  File "kivy/_event.pyx", line 1120, in kivy._event.EventObservers._dispatch
  File "/usr/lib/python3/dist-packages/kivy/uix/scrollview.py", line 594, in _update_effect_bounds
    self._update_effect_y_bounds()
  File "/usr/lib/python3/dist-packages/kivy/uix/scrollview.py", line 586, in _update_effect_y_bounds
    self.effect_y.value = self.effect_y.min * self.scroll_y
  File "kivy/properties.pyx", line 497, in kivy.properties.Property.__set__
  File "kivy/properties.pyx", line 544, in kivy.properties.Property.set
  File "kivy/properties.pyx", line 599, in kivy.properties.Property.dispatch
  File "kivy/_event.pyx", line 1214, in kivy._event.EventObservers.dispatch
  File "kivy/_event.pyx", line 1120, in kivy._event.EventObservers._dispatch
  File "/usr/lib/python3/dist-packages/kivy/effects/dampedscroll.py", line 104, in on_value
    self.scroll = self.value
  File "kivy/properties.pyx", line 497, in kivy.properties.Property.__set__
  File "kivy/properties.pyx", line 544, in kivy.properties.Property.set
  File "kivy/properties.pyx", line 599, in kivy.properties.Property.dispatch
  File "kivy/_event.pyx", line 1214, in kivy._event.EventObservers.dispatch
  File "kivy/_event.pyx", line 1120, in kivy._event.EventObservers._dispatch
  File "/usr/lib/python3/dist-packages/kivy/uix/scrollview.py", line 622, in _update_effect_y
    self.scroll_y = -sy
  File "kivy/properties.pyx", line 497, in kivy.properties.Property.__set__
  File "kivy/properties.pyx", line 544, in kivy.properties.Property.set
  File "kivy/properties.pyx", line 599, in kivy.properties.Property.dispatch
  File "kivy/_event.pyx", line 1214, in kivy._event.EventObservers.dispatch
  File "kivy/_event.pyx", line 1120, in kivy._event.EventObservers._dispatch
  File "/usr/lib/python3/dist-packages/kivy/uix/scrollview.py", line 594, in _update_effect_bounds
    self._update_effect_y_bounds()
  File "/usr/lib/python3/dist-packages/kivy/uix/scrollview.py", line 586, in _update_effect_y_bounds
    self.effect_y.value = self.effect_y.min * self.scroll_y
  File "kivy/properties.pyx", line 497, in kivy.properties.Property.__set__
  File "kivy/properties.pyx", line 544, in kivy.properties.Property.set
  File "kivy/properties.pyx", line 599, in kivy.properties.Property.dispatch
  File "kivy/_event.pyx", line 1214, in kivy._event.EventObservers.dispatch
  File "kivy/_event.pyx", line 1120, in kivy._event.EventObservers._dispatch
  File "/usr/lib/python3/dist-packages/kivy/effects/dampedscroll.py", line 104, in on_value
    self.scroll = self.value
  File "kivy/properties.pyx", line 497, in kivy.properties.Property.__set__
  File "kivy/properties.pyx", line 544, in kivy.properties.Property.set
  File "kivy/properties.pyx", line 599, in kivy.properties.Property.dispatch
  File "kivy/_event.pyx", line 1214, in kivy._event.EventObservers.dispatch
  File "kivy/_event.pyx", line 1120, in kivy._event.EventObservers._dispatch
  File "/usr/lib/python3/dist-packages/kivy/uix/scrollview.py", line 622, in _update_effect_y
    self.scroll_y = -sy
  File "kivy/properties.pyx", line 497, in kivy.properties.Property.__set__
  File "kivy/properties.pyx", line 544, in kivy.properties.Property.set
  File "kivy/properties.pyx", line 599, in kivy.properties.Property.dispatch
  File "kivy/_event.pyx", line 1214, in kivy._event.EventObservers.dispatch
  File "kivy/_event.pyx", line 1120, in kivy._event.EventObservers._dispatch
  File "/usr/lib/python3/dist-packages/kivy/uix/scrollview.py", line 594, in _update_effect_bounds
    self._update_effect_y_bounds()
  File "/usr/lib/python3/dist-packages/kivy/uix/scrollview.py", line 586, in _update_effect_y_bounds
    self.effect_y.value = self.effect_y.min * self.scroll_y
  File "kivy/properties.pyx", line 497, in kivy.properties.Property.__set__
  File "kivy/properties.pyx", line 544, in kivy.properties.Property.set
  File "kivy/properties.pyx", line 599, in kivy.properties.Property.dispatch
  File "kivy/_event.pyx", line 1214, in kivy._event.EventObservers.dispatch
  File "kivy/_event.pyx", line 1120, in kivy._event.EventObservers._dispatch
  File "/usr/lib/python3/dist-packages/kivy/effects/dampedscroll.py", line 104, in on_value
    self.scroll = self.value
  File "kivy/properties.pyx", line 497, in kivy.properties.Property.__set__
  File "kivy/properties.pyx", line 544, in kivy.properties.Property.set
  File "kivy/properties.pyx", line 599, in kivy.properties.Property.dispatch
  File "kivy/_event.pyx", line 1214, in kivy._event.EventObservers.dispatch
  File "kivy/_event.pyx", line 1120, in kivy._event.EventObservers._dispatch
  File "/usr/lib/python3/dist-packages/kivy/uix/scrollview.py", line 622, in _update_effect_y
    self.scroll_y = -sy
  File "kivy/properties.pyx", line 497, in kivy.properties.Property.__set__
  File "kivy/properties.pyx", line 544, in kivy.properties.Property.set
  File "kivy/properties.pyx", line 599, in kivy.properties.Property.dispatch
  File "kivy/_event.pyx", line 1214, in kivy._event.EventObservers.dispatch
  File "kivy/_event.pyx", line 1120, in kivy._event.EventObservers._dispatch
  File "/usr/lib/python3/dist-packages/kivy/uix/scrollview.py", line 594, in _update_effect_bounds
    self._update_effect_y_bounds()
  File "/usr/lib/python3/dist-packages/kivy/uix/scrollview.py", line 586, in _update_effect_y_bounds
    self.effect_y.value = self.effect_y.min * self.scroll_y
  File "kivy/properties.pyx", line 497, in kivy.properties.Property.__set__
  File "kivy/properties.pyx", line 544, in kivy.properties.Property.set
  File "kivy/properties.pyx", line 599, in kivy.properties.Property.dispatch
  File "kivy/_event.pyx", line 1214, in kivy._event.EventObservers.dispatch
  File "kivy/_event.pyx", line 1120, in kivy._event.EventObservers._dispatch
  File "/usr/lib/python3/dist-packages/kivy/effects/dampedscroll.py", line 104, in on_value
    self.scroll = self.value
  File "kivy/properties.pyx", line 497, in kivy.properties.Property.__set__
  File "kivy/properties.pyx", line 544, in kivy.properties.Property.set
  File "kivy/properties.pyx", line 599, in kivy.properties.Property.dispatch
  File "kivy/_event.pyx", line 1214, in kivy._event.EventObservers.dispatch
  File "kivy/_event.pyx", line 1120, in kivy._event.EventObservers._dispatch
  File "/usr/lib/python3/dist-packages/kivy/uix/scrollview.py", line 622, in _update_effect_y
    self.scroll_y = -sy
  File "kivy/properties.pyx", line 497, in kivy.properties.Property.__set__
  File "kivy/properties.pyx", line 544, in kivy.properties.Property.set
  File "kivy/properties.pyx", line 599, in kivy.properties.Property.dispatch
  File "kivy/_event.pyx", line 1214, in kivy._event.EventObservers.dispatch
  File "kivy/_event.pyx", line 1120, in kivy._event.EventObservers._dispatch
  File "/usr/lib/python3/dist-packages/kivy/uix/scrollview.py", line 594, in _update_effect_bounds
    self._update_effect_y_bounds()
  File "/usr/lib/python3/dist-packages/kivy/uix/scrollview.py", line 586, in _update_effect_y_bounds
    self.effect_y.value = self.effect_y.min * self.scroll_y
  File "kivy/properties.pyx", line 497, in kivy.properties.Property.__set__
  File "kivy/properties.pyx", line 544, in kivy.properties.Property.set
  File "kivy/properties.pyx", line 599, in kivy.properties.Property.dispatch
  File "kivy/_event.pyx", line 1214, in kivy._event.EventObservers.dispatch
  File "kivy/_event.pyx", line 1120, in kivy._event.EventObservers._dispatch
  File "/usr/lib/python3/dist-packages/kivy/effects/dampedscroll.py", line 104, in on_value
    self.scroll = self.value
  File "kivy/properties.pyx", line 497, in kivy.properties.Property.__set__
  File "kivy/properties.pyx", line 544, in kivy.properties.Property.set
  File "kivy/properties.pyx", line 599, in kivy.properties.Property.dispatch
  File "kivy/_event.pyx", line 1214, in kivy._event.EventObservers.dispatch
  File "kivy/_event.pyx", line 1120, in kivy._event.EventObservers._dispatch
  File "/usr/lib/python3/dist-packages/kivy/uix/scrollview.py", line 622, in _update_effect_y
    self.scroll_y = -sy
  File "kivy/properties.pyx", line 497, in kivy.properties.Property.__set__
  File "kivy/properties.pyx", line 544, in kivy.properties.Property.set
  File "kivy/properties.pyx", line 599, in kivy.properties.Property.dispatch
  File "kivy/_event.pyx", line 1214, in kivy._event.EventObservers.dispatch
  File "kivy/_event.pyx", line 1120, in kivy._event.EventObservers._dispatch
  File "/usr/lib/python3/dist-packages/kivy/uix/scrollview.py", line 594, in _update_effect_bounds
    self._update_effect_y_bounds()
  File "/usr/lib/python3/dist-packages/kivy/uix/scrollview.py", line 586, in _update_effect_y_bounds
    self.effect_y.value = self.effect_y.min * self.scroll_y
  File "kivy/properties.pyx", line 497, in kivy.properties.Property.__set__
  File "kivy/properties.pyx", line 544, in kivy.properties.Property.set
  File "kivy/properties.pyx", line 599, in kivy.properties.Property.dispatch
  File "kivy/_event.pyx", line 1214, in kivy._event.EventObservers.dispatch
  File "kivy/_event.pyx", line 1120, in kivy._event.EventObservers._dispatch
  File "/usr/lib/python3/dist-packages/kivy/effects/dampedscroll.py", line 104, in on_value
    self.scroll = self.value
  File "kivy/properties.pyx", line 497, in kivy.properties.Property.__set__
  File "kivy/properties.pyx", line 544, in kivy.properties.Property.set
  File "kivy/properties.pyx", line 599, in kivy.properties.Property.dispatch
  File "kivy/_event.pyx", line 1214, in kivy._event.EventObservers.dispatch
  File "kivy/_event.pyx", line 1120, in kivy._event.EventObservers._dispatch
  File "/usr/lib/python3/dist-packages/kivy/uix/scrollview.py", line 622, in _update_effect_y
    self.scroll_y = -sy
  File "kivy/properties.pyx", line 497, in kivy.properties.Property.__set__
  File "kivy/properties.pyx", line 544, in kivy.properties.Property.set
  File "kivy/properties.pyx", line 599, in kivy.properties.Property.dispatch
  File "kivy/_event.pyx", line 1214, in kivy._event.EventObservers.dispatch
  File "kivy/_event.pyx", line 1120, in kivy._event.EventObservers._dispatch
  File "/usr/lib/python3/dist-packages/kivy/uix/scrollview.py", line 594, in _update_effect_bounds
    self._update_effect_y_bounds()
  File "/usr/lib/python3/dist-packages/kivy/uix/scrollview.py", line 586, in _update_effect_y_bounds
    self.effect_y.value = self.effect_y.min * self.scroll_y
  File "kivy/properties.pyx", line 497, in kivy.properties.Property.__set__
  File "kivy/properties.pyx", line 544, in kivy.properties.Property.set
  File "kivy/properties.pyx", line 599, in kivy.properties.Property.dispatch
  File "kivy/_event.pyx", line 1214, in kivy._event.EventObservers.dispatch
  File "kivy/_event.pyx", line 1120, in kivy._event.EventObservers._dispatch
  File "/usr/lib/python3/dist-packages/kivy/effects/dampedscroll.py", line 104, in on_value
    self.scroll = self.value
  File "kivy/properties.pyx", line 497, in kivy.properties.Property.__set__
  File "kivy/properties.pyx", line 544, in kivy.properties.Property.set
  File "kivy/properties.pyx", line 599, in kivy.properties.Property.dispatch
  File "kivy/_event.pyx", line 1214, in kivy._event.EventObservers.dispatch
  File "kivy/_event.pyx", line 1120, in kivy._event.EventObservers._dispatch
  File "/usr/lib/python3/dist-packages/kivy/uix/scrollview.py", line 622, in _update_effect_y
    self.scroll_y = -sy
  File "kivy/properties.pyx", line 497, in kivy.properties.Property.__set__
  File "kivy/properties.pyx", line 544, in kivy.properties.Property.set
  File "kivy/properties.pyx", line 599, in kivy.properties.Property.dispatch
  File "kivy/_event.pyx", line 1214, in kivy._event.EventObservers.dispatch
  File "kivy/_event.pyx", line 1120, in kivy._event.EventObservers._dispatch
  File "/usr/lib/python3/dist-packages/kivy/uix/scrollview.py", line 594, in _update_effect_bounds
    self._update_effect_y_bounds()
  File "/usr/lib/python3/dist-packages/kivy/uix/scrollview.py", line 586, in _update_effect_y_bounds
    self.effect_y.value = self.effect_y.min * self.scroll_y
  File "kivy/properties.pyx", line 497, in kivy.properties.Property.__set__
  File "kivy/properties.pyx", line 544, in kivy.properties.Property.set
  File "kivy/properties.pyx", line 599, in kivy.properties.Property.dispatch
  File "kivy/_event.pyx", line 1214, in kivy._event.EventObservers.dispatch
  File "kivy/_event.pyx", line 1120, in kivy._event.EventObservers._dispatch
  File "/usr/lib/python3/dist-packages/kivy/effects/dampedscroll.py", line 104, in on_value
    self.scroll = self.value
  File "kivy/properties.pyx", line 497, in kivy.properties.Property.__set__
  File "kivy/properties.pyx", line 544, in kivy.properties.Property.set
  File "kivy/properties.pyx", line 599, in kivy.properties.Property.dispatch
  File "kivy/_event.pyx", line 1214, in kivy._event.EventObservers.dispatch
  File "kivy/_event.pyx", line 1120, in kivy._event.EventObservers._dispatch
  File "/usr/lib/python3/dist-packages/kivy/uix/scrollview.py", line 622, in _update_effect_y
    self.scroll_y = -sy
  File "kivy/properties.pyx", line 497, in kivy.properties.Property.__set__
  File "kivy/properties.pyx", line 544, in kivy.properties.Property.set
  File "kivy/properties.pyx", line 599, in kivy.properties.Property.dispatch
  File "kivy/_event.pyx", line 1214, in kivy._event.EventObservers.dispatch
  File "kivy/_event.pyx", line 1120, in kivy._event.EventObservers._dispatch
  File "/usr/lib/python3/dist-packages/kivy/uix/scrollview.py", line 594, in _update_effect_bounds
    self._update_effect_y_bounds()
  File "/usr/lib/python3/dist-packages/kivy/uix/scrollview.py", line 586, in _update_effect_y_bounds
    self.effect_y.value = self.effect_y.min * self.scroll_y
  File "kivy/properties.pyx", line 497, in kivy.properties.Property.__set__
  File "kivy/properties.pyx", line 544, in kivy.properties.Property.set
  File "kivy/properties.pyx", line 599, in kivy.properties.Property.dispatch
  File "kivy/_event.pyx", line 1214, in kivy._event.EventObservers.dispatch
  File "kivy/_event.pyx", line 1120, in kivy._event.EventObservers._dispatch
  File "/usr/lib/python3/dist-packages/kivy/effects/dampedscroll.py", line 104, in on_value
    self.scroll = self.value
  File "kivy/properties.pyx", line 497, in kivy.properties.Property.__set__
  File "kivy/properties.pyx", line 544, in kivy.properties.Property.set
  File "kivy/properties.pyx", line 599, in kivy.properties.Property.dispatch
  File "kivy/_event.pyx", line 1214, in kivy._event.EventObservers.dispatch
  File "kivy/_event.pyx", line 1120, in kivy._event.EventObservers._dispatch
  File "/usr/lib/python3/dist-packages/kivy/uix/scrollview.py", line 622, in _update_effect_y
    self.scroll_y = -sy
  File "kivy/properties.pyx", line 497, in kivy.properties.Property.__set__
  File "kivy/properties.pyx", line 544, in kivy.properties.Property.set
  File "kivy/properties.pyx", line 599, in kivy.properties.Property.dispatch
  File "kivy/_event.pyx", line 1214, in kivy._event.EventObservers.dispatch
  File "kivy/_event.pyx", line 1120, in kivy._event.EventObservers._dispatch
  File "/usr/lib/python3/dist-packages/kivy/uix/scrollview.py", line 594, in _update_effect_bounds
    self._update_effect_y_bounds()
  File "/usr/lib/python3/dist-packages/kivy/uix/scrollview.py", line 586, in _update_effect_y_bounds
    self.effect_y.value = self.effect_y.min * self.scroll_y
  File "kivy/properties.pyx", line 497, in kivy.properties.Property.__set__
  File "kivy/properties.pyx", line 544, in kivy.properties.Property.set
  File "kivy/properties.pyx", line 599, in kivy.properties.Property.dispatch
  File "kivy/_event.pyx", line 1214, in kivy._event.EventObservers.dispatch
  File "kivy/_event.pyx", line 1120, in kivy._event.EventObservers._dispatch
  File "/usr/lib/python3/dist-packages/kivy/effects/dampedscroll.py", line 104, in on_value
    self.scroll = self.value
  File "kivy/properties.pyx", line 497, in kivy.properties.Property.__set__
  File "kivy/properties.pyx", line 544, in kivy.properties.Property.set
  File "kivy/properties.pyx", line 599, in kivy.properties.Property.dispatch
  File "kivy/_event.pyx", line 1214, in kivy._event.EventObservers.dispatch
  File "kivy/_event.pyx", line 1120, in kivy._event.EventObservers._dispatch
  File "/usr/lib/python3/dist-packages/kivy/uix/scrollview.py", line 622, in _update_effect_y
    self.scroll_y = -sy
  File "kivy/properties.pyx", line 497, in kivy.properties.Property.__set__
  File "kivy/properties.pyx", line 544, in kivy.properties.Property.set
  File "kivy/properties.pyx", line 599, in kivy.properties.Property.dispatch
  File "kivy/_event.pyx", line 1214, in kivy._event.EventObservers.dispatch
  File "kivy/_event.pyx", line 1120, in kivy._event.EventObservers._dispatch
  File "/usr/lib/python3/dist-packages/kivy/uix/scrollview.py", line 594, in _update_effect_bounds
    self._update_effect_y_bounds()
  File "/usr/lib/python3/dist-packages/kivy/uix/scrollview.py", line 586, in _update_effect_y_bounds
    self.effect_y.value = self.effect_y.min * self.scroll_y
  File "kivy/properties.pyx", line 497, in kivy.properties.Property.__set__
  File "kivy/properties.pyx", line 544, in kivy.properties.Property.set
  File "kivy/properties.pyx", line 599, in kivy.properties.Property.dispatch
  File "kivy/_event.pyx", line 1214, in kivy._event.EventObservers.dispatch
  File "kivy/_event.pyx", line 1120, in kivy._event.EventObservers._dispatch
  File "/usr/lib/python3/dist-packages/kivy/effects/dampedscroll.py", line 104, in on_value
    self.scroll = self.value
  File "kivy/properties.pyx", line 497, in kivy.properties.Property.__set__
  File "kivy/properties.pyx", line 544, in kivy.properties.Property.set
  File "kivy/properties.pyx", line 599, in kivy.properties.Property.dispatch
  File "kivy/_event.pyx", line 1214, in kivy._event.EventObservers.dispatch
  File "kivy/_event.pyx", line 1120, in kivy._event.EventObservers._dispatch
  File "/usr/lib/python3/dist-packages/kivy/uix/scrollview.py", line 622, in _update_effect_y
    self.scroll_y = -sy
  File "kivy/properties.pyx", line 497, in kivy.properties.Property.__set__
  File "kivy/properties.pyx", line 544, in kivy.properties.Property.set
  File "kivy/properties.pyx", line 599, in kivy.properties.Property.dispatch
  File "kivy/_event.pyx", line 1214, in kivy._event.EventObservers.dispatch
  File "kivy/_event.pyx", line 1120, in kivy._event.EventObservers._dispatch
  File "/usr/lib/python3/dist-packages/kivy/uix/scrollview.py", line 594, in _update_effect_bounds
    self._update_effect_y_bounds()
  File "/usr/lib/python3/dist-packages/kivy/uix/scrollview.py", line 586, in _update_effect_y_bounds
    self.effect_y.value = self.effect_y.min * self.scroll_y
  File "kivy/properties.pyx", line 497, in kivy.properties.Property.__set__
  File "kivy/properties.pyx", line 544, in kivy.properties.Property.set
  File "kivy/properties.pyx", line 599, in kivy.properties.Property.dispatch
  File "kivy/_event.pyx", line 1214, in kivy._event.EventObservers.dispatch
  File "kivy/_event.pyx", line 1120, in kivy._event.EventObservers._dispatch
  File "/usr/lib/python3/dist-packages/kivy/effects/dampedscroll.py", line 104, in on_value
    self.scroll = self.value
  File "kivy/properties.pyx", line 497, in kivy.properties.Property.__set__
  File "kivy/properties.pyx", line 544, in kivy.properties.Property.set
  File "kivy/properties.pyx", line 599, in kivy.properties.Property.dispatch
  File "kivy/_event.pyx", line 1214, in kivy._event.EventObservers.dispatch
  File "kivy/_event.pyx", line 1120, in kivy._event.EventObservers._dispatch
  File "/usr/lib/python3/dist-packages/kivy/uix/scrollview.py", line 622, in _update_effect_y
    self.scroll_y = -sy
  File "kivy/properties.pyx", line 497, in kivy.properties.Property.__set__
  File "kivy/properties.pyx", line 544, in kivy.properties.Property.set
  File "kivy/properties.pyx", line 599, in kivy.properties.Property.dispatch
  File "kivy/_event.pyx", line 1214, in kivy._event.EventObservers.dispatch
  File "kivy/_event.pyx", line 1120, in kivy._event.EventObservers._dispatch
  File "/usr/lib/python3/dist-packages/kivy/uix/scrollview.py", line 594, in _update_effect_bounds
    self._update_effect_y_bounds()
  File "/usr/lib/python3/dist-packages/kivy/uix/scrollview.py", line 586, in _update_effect_y_bounds
    self.effect_y.value = self.effect_y.min * self.scroll_y
  File "kivy/properties.pyx", line 497, in kivy.properties.Property.__set__
  File "kivy/properties.pyx", line 544, in kivy.properties.Property.set
  File "kivy/properties.pyx", line 599, in kivy.properties.Property.dispatch
  File "kivy/_event.pyx", line 1214, in kivy._event.EventObservers.dispatch
  File "kivy/_event.pyx", line 1120, in kivy._event.EventObservers._dispatch
  File "/usr/lib/python3/dist-packages/kivy/effects/dampedscroll.py", line 104, in on_value
    self.scroll = self.value
  File "kivy/properties.pyx", line 497, in kivy.properties.Property.__set__
  File "kivy/properties.pyx", line 544, in kivy.properties.Property.set
  File "kivy/properties.pyx", line 599, in kivy.properties.Property.dispatch
  File "kivy/_event.pyx", line 1214, in kivy._event.EventObservers.dispatch
  File "kivy/_event.pyx", line 1120, in kivy._event.EventObservers._dispatch
  File "/usr/lib/python3/dist-packages/kivy/uix/scrollview.py", line 622, in _update_effect_y
    self.scroll_y = -sy
  File "kivy/properties.pyx", line 497, in kivy.properties.Property.__set__
  File "kivy/properties.pyx", line 544, in kivy.properties.Property.set
  File "kivy/properties.pyx", line 599, in kivy.properties.Property.dispatch
  File "kivy/_event.pyx", line 1214, in kivy._event.EventObservers.dispatch
  File "kivy/_event.pyx", line 1120, in kivy._event.EventObservers._dispatch
  File "/usr/lib/python3/dist-packages/kivy/uix/scrollview.py", line 594, in _update_effect_bounds
    self._update_effect_y_bounds()
  File "/usr/lib/python3/dist-packages/kivy/uix/scrollview.py", line 586, in _update_effect_y_bounds
    self.effect_y.value = self.effect_y.min * self.scroll_y
  File "kivy/properties.pyx", line 497, in kivy.properties.Property.__set__
  File "kivy/properties.pyx", line 544, in kivy.properties.Property.set
  File "kivy/properties.pyx", line 599, in kivy.properties.Property.dispatch
  File "kivy/_event.pyx", line 1214, in kivy._event.EventObservers.dispatch
  File "kivy/_event.pyx", line 1120, in kivy._event.EventObservers._dispatch
  File "/usr/lib/python3/dist-packages/kivy/effects/dampedscroll.py", line 104, in on_value
    self.scroll = self.value
  File "kivy/properties.pyx", line 497, in kivy.properties.Property.__set__
  File "kivy/properties.pyx", line 544, in kivy.properties.Property.set
  File "kivy/properties.pyx", line 599, in kivy.properties.Property.dispatch
  File "kivy/_event.pyx", line 1214, in kivy._event.EventObservers.dispatch
  File "kivy/_event.pyx", line 1120, in kivy._event.EventObservers._dispatch
  File "/usr/lib/python3/dist-packages/kivy/uix/scrollview.py", line 622, in _update_effect_y
    self.scroll_y = -sy
  File "kivy/properties.pyx", line 497, in kivy.properties.Property.__set__
  File "kivy/properties.pyx", line 544, in kivy.properties.Property.set
  File "kivy/properties.pyx", line 599, in kivy.properties.Property.dispatch
  File "kivy/_event.pyx", line 1214, in kivy._event.EventObservers.dispatch
  File "kivy/_event.pyx", line 1120, in kivy._event.EventObservers._dispatch
  File "/usr/lib/python3/dist-packages/kivy/uix/scrollview.py", line 594, in _update_effect_bounds
    self._update_effect_y_bounds()
  File "/usr/lib/python3/dist-packages/kivy/uix/scrollview.py", line 586, in _update_effect_y_bounds
    self.effect_y.value = self.effect_y.min * self.scroll_y
  File "kivy/properties.pyx", line 497, in kivy.properties.Property.__set__
  File "kivy/properties.pyx", line 544, in kivy.properties.Property.set
  File "kivy/properties.pyx", line 599, in kivy.properties.Property.dispatch
  File "kivy/_event.pyx", line 1214, in kivy._event.EventObservers.dispatch
  File "kivy/_event.pyx", line 1120, in kivy._event.EventObservers._dispatch
  File "/usr/lib/python3/dist-packages/kivy/effects/dampedscroll.py", line 104, in on_value
    self.scroll = self.value
  File "kivy/properties.pyx", line 497, in kivy.properties.Property.__set__
  File "kivy/properties.pyx", line 544, in kivy.properties.Property.set
  File "kivy/properties.pyx", line 599, in kivy.properties.Property.dispatch
  File "kivy/_event.pyx", line 1214, in kivy._event.EventObservers.dispatch
  File "kivy/_event.pyx", line 1120, in kivy._event.EventObservers._dispatch
  File "/usr/lib/python3/dist-packages/kivy/uix/scrollview.py", line 622, in _update_effect_y
    self.scroll_y = -sy
  File "kivy/properties.pyx", line 497, in kivy.properties.Property.__set__
  File "kivy/properties.pyx", line 544, in kivy.properties.Property.set
  File "kivy/properties.pyx", line 599, in kivy.properties.Property.dispatch
  File "kivy/_event.pyx", line 1214, in kivy._event.EventObservers.dispatch
  File "kivy/_event.pyx", line 1120, in kivy._event.EventObservers._dispatch
  File "/usr/lib/python3/dist-packages/kivy/uix/scrollview.py", line 594, in _update_effect_bounds
    self._update_effect_y_bounds()
  File "/usr/lib/python3/dist-packages/kivy/uix/scrollview.py", line 586, in _update_effect_y_bounds
    self.effect_y.value = self.effect_y.min * self.scroll_y
  File "kivy/properties.pyx", line 497, in kivy.properties.Property.__set__
  File "kivy/properties.pyx", line 544, in kivy.properties.Property.set
  File "kivy/properties.pyx", line 599, in kivy.properties.Property.dispatch
  File "kivy/_event.pyx", line 1214, in kivy._event.EventObservers.dispatch
  File "kivy/_event.pyx", line 1120, in kivy._event.EventObservers._dispatch
  File "/usr/lib/python3/dist-packages/kivy/effects/dampedscroll.py", line 104, in on_value
    self.scroll = self.value
  File "kivy/properties.pyx", line 497, in kivy.properties.Property.__set__
  File "kivy/properties.pyx", line 544, in kivy.properties.Property.set
  File "kivy/properties.pyx", line 599, in kivy.properties.Property.dispatch
  File "kivy/_event.pyx", line 1214, in kivy._event.EventObservers.dispatch
  File "kivy/_event.pyx", line 1120, in kivy._event.EventObservers._dispatch
  File "/usr/lib/python3/dist-packages/kivy/uix/scrollview.py", line 622, in _update_effect_y
    self.scroll_y = -sy
  File "kivy/properties.pyx", line 497, in kivy.properties.Property.__set__
  File "kivy/properties.pyx", line 544, in kivy.properties.Property.set
  File "kivy/properties.pyx", line 599, in kivy.properties.Property.dispatch
  File "kivy/_event.pyx", line 1214, in kivy._event.EventObservers.dispatch
  File "kivy/_event.pyx", line 1120, in kivy._event.EventObservers._dispatch
  File "/usr/lib/python3/dist-packages/kivy/uix/scrollview.py", line 594, in _update_effect_bounds
    self._update_effect_y_bounds()
  File "/usr/lib/python3/dist-packages/kivy/uix/scrollview.py", line 586, in _update_effect_y_bounds
    self.effect_y.value = self.effect_y.min * self.scroll_y
  File "kivy/properties.pyx", line 497, in kivy.properties.Property.__set__
  File "kivy/properties.pyx", line 544, in kivy.properties.Property.set
  File "kivy/properties.pyx", line 599, in kivy.properties.Property.dispatch
  File "kivy/_event.pyx", line 1214, in kivy._event.EventObservers.dispatch
  File "kivy/_event.pyx", line 1120, in kivy._event.EventObservers._dispatch
  File "/usr/lib/python3/dist-packages/kivy/effects/dampedscroll.py", line 104, in on_value
    self.scroll = self.value
  File "kivy/properties.pyx", line 497, in kivy.properties.Property.__set__
  File "kivy/properties.pyx", line 544, in kivy.properties.Property.set
  File "kivy/properties.pyx", line 599, in kivy.properties.Property.dispatch
  File "kivy/_event.pyx", line 1214, in kivy._event.EventObservers.dispatch
  File "kivy/_event.pyx", line 1120, in kivy._event.EventObservers._dispatch
  File "/usr/lib/python3/dist-packages/kivy/uix/scrollview.py", line 622, in _update_effect_y
    self.scroll_y = -sy
  File "kivy/properties.pyx", line 497, in kivy.properties.Property.__set__
  File "kivy/properties.pyx", line 544, in kivy.properties.Property.set
  File "kivy/properties.pyx", line 599, in kivy.properties.Property.dispatch
  File "kivy/_event.pyx", line 1214, in kivy._event.EventObservers.dispatch
  File "kivy/_event.pyx", line 1120, in kivy._event.EventObservers._dispatch
  File "/usr/lib/python3/dist-packages/kivy/uix/scrollview.py", line 594, in _update_effect_bounds
    self._update_effect_y_bounds()
  File "/usr/lib/python3/dist-packages/kivy/uix/scrollview.py", line 586, in _update_effect_y_bounds
    self.effect_y.value = self.effect_y.min * self.scroll_y
  File "kivy/properties.pyx", line 497, in kivy.properties.Property.__set__
  File "kivy/properties.pyx", line 544, in kivy.properties.Property.set
  File "kivy/properties.pyx", line 599, in kivy.properties.Property.dispatch
  File "kivy/_event.pyx", line 1214, in kivy._event.EventObservers.dispatch
  File "kivy/_event.pyx", line 1120, in kivy._event.EventObservers._dispatch
  File "/usr/lib/python3/dist-packages/kivy/effects/dampedscroll.py", line 104, in on_value
    self.scroll = self.value
  File "kivy/properties.pyx", line 497, in kivy.properties.Property.__set__
  File "kivy/properties.pyx", line 544, in kivy.properties.Property.set
  File "kivy/properties.pyx", line 599, in kivy.properties.Property.dispatch
  File "kivy/_event.pyx", line 1214, in kivy._event.EventObservers.dispatch
  File "kivy/_event.pyx", line 1120, in kivy._event.EventObservers._dispatch
  File "/usr/lib/python3/dist-packages/kivy/uix/scrollview.py", line 622, in _update_effect_y
    self.scroll_y = -sy
  File "kivy/properties.pyx", line 497, in kivy.properties.Property.__set__
  File "kivy/properties.pyx", line 544, in kivy.properties.Property.set
  File "kivy/properties.pyx", line 599, in kivy.properties.Property.dispatch
  File "kivy/_event.pyx", line 1214, in kivy._event.EventObservers.dispatch
  File "kivy/_event.pyx", line 1120, in kivy._event.EventObservers._dispatch
  File "/usr/lib/python3/dist-packages/kivy/uix/scrollview.py", line 594, in _update_effect_bounds
    self._update_effect_y_bounds()
  File "/usr/lib/python3/dist-packages/kivy/uix/scrollview.py", line 586, in _update_effect_y_bounds
    self.effect_y.value = self.effect_y.min * self.scroll_y
  File "kivy/properties.pyx", line 497, in kivy.properties.Property.__set__
  File "kivy/properties.pyx", line 544, in kivy.properties.Property.set
  File "kivy/properties.pyx", line 599, in kivy.properties.Property.dispatch
  File "kivy/_event.pyx", line 1214, in kivy._event.EventObservers.dispatch
  File "kivy/_event.pyx", line 1120, in kivy._event.EventObservers._dispatch
  File "/usr/lib/python3/dist-packages/kivy/effects/dampedscroll.py", line 104, in on_value
    self.scroll = self.value
  File "kivy/properties.pyx", line 497, in kivy.properties.Property.__set__
  File "kivy/properties.pyx", line 544, in kivy.properties.Property.set
  File "kivy/properties.pyx", line 599, in kivy.properties.Property.dispatch
  File "kivy/_event.pyx", line 1214, in kivy._event.EventObservers.dispatch
  File "kivy/_event.pyx", line 1120, in kivy._event.EventObservers._dispatch
  File "/usr/lib/python3/dist-packages/kivy/uix/scrollview.py", line 622, in _update_effect_y
    self.scroll_y = -sy
  File "kivy/properties.pyx", line 497, in kivy.properties.Property.__set__
  File "kivy/properties.pyx", line 544, in kivy.properties.Property.set
  File "kivy/properties.pyx", line 599, in kivy.properties.Property.dispatch
  File "kivy/_event.pyx", line 1214, in kivy._event.EventObservers.dispatch
  File "kivy/_event.pyx", line 1120, in kivy._event.EventObservers._dispatch
  File "/usr/lib/python3/dist-packages/kivy/uix/scrollview.py", line 594, in _update_effect_bounds
    self._update_effect_y_bounds()
  File "/usr/lib/python3/dist-packages/kivy/uix/scrollview.py", line 586, in _update_effect_y_bounds
    self.effect_y.value = self.effect_y.min * self.scroll_y
  File "kivy/properties.pyx", line 497, in kivy.properties.Property.__set__
  File "kivy/properties.pyx", line 544, in kivy.properties.Property.set
  File "kivy/properties.pyx", line 599, in kivy.properties.Property.dispatch
  File "kivy/_event.pyx", line 1214, in kivy._event.EventObservers.dispatch
  File "kivy/_event.pyx", line 1120, in kivy._event.EventObservers._dispatch
  File "/usr/lib/python3/dist-packages/kivy/effects/dampedscroll.py", line 104, in on_value
    self.scroll = self.value
  File "kivy/properties.pyx", line 497, in kivy.properties.Property.__set__
  File "kivy/properties.pyx", line 544, in kivy.properties.Property.set
  File "kivy/properties.pyx", line 599, in kivy.properties.Property.dispatch
  File "kivy/_event.pyx", line 1214, in kivy._event.EventObservers.dispatch
  File "kivy/_event.pyx", line 1120, in kivy._event.EventObservers._dispatch
  File "/usr/lib/python3/dist-packages/kivy/uix/scrollview.py", line 622, in _update_effect_y
    self.scroll_y = -sy
  File "kivy/properties.pyx", line 497, in kivy.properties.Property.__set__
  File "kivy/properties.pyx", line 544, in kivy.properties.Property.set
  File "kivy/properties.pyx", line 599, in kivy.properties.Property.dispatch
  File "kivy/_event.pyx", line 1214, in kivy._event.EventObservers.dispatch
  File "kivy/_event.pyx", line 1120, in kivy._event.EventObservers._dispatch
  File "/usr/lib/python3/dist-packages/kivy/uix/scrollview.py", line 594, in _update_effect_bounds
    self._update_effect_y_bounds()
  File "/usr/lib/python3/dist-packages/kivy/uix/scrollview.py", line 586, in _update_effect_y_bounds
    self.effect_y.value = self.effect_y.min * self.scroll_y
  File "kivy/properties.pyx", line 497, in kivy.properties.Property.__set__
  File "kivy/properties.pyx", line 544, in kivy.properties.Property.set
  File "kivy/properties.pyx", line 599, in kivy.properties.Property.dispatch
  File "kivy/_event.pyx", line 1214, in kivy._event.EventObservers.dispatch
  File "kivy/_event.pyx", line 1120, in kivy._event.EventObservers._dispatch
  File "/usr/lib/python3/dist-packages/kivy/effects/dampedscroll.py", line 104, in on_value
    self.scroll = self.value
  File "kivy/properties.pyx", line 497, in kivy.properties.Property.__set__
  File "kivy/properties.pyx", line 544, in kivy.properties.Property.set
  File "kivy/properties.pyx", line 599, in kivy.properties.Property.dispatch
  File "kivy/_event.pyx", line 1214, in kivy._event.EventObservers.dispatch
  File "kivy/_event.pyx", line 1120, in kivy._event.EventObservers._dispatch
  File "/usr/lib/python3/dist-packages/kivy/uix/scrollview.py", line 622, in _update_effect_y
    self.scroll_y = -sy
  File "kivy/properties.pyx", line 497, in kivy.properties.Property.__set__
  File "kivy/properties.pyx", line 544, in kivy.properties.Property.set
  File "kivy/properties.pyx", line 599, in kivy.properties.Property.dispatch
  File "kivy/_event.pyx", line 1214, in kivy._event.EventObservers.dispatch
  File "kivy/_event.pyx", line 1120, in kivy._event.EventObservers._dispatch
  File "/usr/lib/python3/dist-packages/kivy/uix/scrollview.py", line 594, in _update_effect_bounds
    self._update_effect_y_bounds()
  File "/usr/lib/python3/dist-packages/kivy/uix/scrollview.py", line 586, in _update_effect_y_bounds
    self.effect_y.value = self.effect_y.min * self.scroll_y
  File "kivy/properties.pyx", line 497, in kivy.properties.Property.__set__
  File "kivy/properties.pyx", line 544, in kivy.properties.Property.set
  File "kivy/properties.pyx", line 599, in kivy.properties.Property.dispatch
  File "kivy/_event.pyx", line 1214, in kivy._event.EventObservers.dispatch
  File "kivy/_event.pyx", line 1120, in kivy._event.EventObservers._dispatch
  File "/usr/lib/python3/dist-packages/kivy/effects/dampedscroll.py", line 104, in on_value
    self.scroll = self.value
  File "kivy/properties.pyx", line 497, in kivy.properties.Property.__set__
  File "kivy/properties.pyx", line 544, in kivy.properties.Property.set
  File "kivy/properties.pyx", line 599, in kivy.properties.Property.dispatch
  File "kivy/_event.pyx", line 1214, in kivy._event.EventObservers.dispatch
  File "kivy/_event.pyx", line 1120, in kivy._event.EventObservers._dispatch
  File "/usr/lib/python3/dist-packages/kivy/uix/scrollview.py", line 622, in _update_effect_y
    self.scroll_y = -sy
  File "kivy/properties.pyx", line 497, in kivy.properties.Property.__set__
  File "kivy/properties.pyx", line 544, in kivy.properties.Property.set
  File "kivy/properties.pyx", line 599, in kivy.properties.Property.dispatch
  File "kivy/_event.pyx", line 1214, in kivy._event.EventObservers.dispatch
  File "kivy/_event.pyx", line 1120, in kivy._event.EventObservers._dispatch
  File "/usr/lib/python3/dist-packages/kivy/uix/scrollview.py", line 594, in _update_effect_bounds
    self._update_effect_y_bounds()
  File "/usr/lib/python3/dist-packages/kivy/uix/scrollview.py", line 586, in _update_effect_y_bounds
    self.effect_y.value = self.effect_y.min * self.scroll_y
  File "kivy/properties.pyx", line 497, in kivy.properties.Property.__set__
  File "kivy/properties.pyx", line 544, in kivy.properties.Property.set
  File "kivy/properties.pyx", line 599, in kivy.properties.Property.dispatch
  File "kivy/_event.pyx", line 1214, in kivy._event.EventObservers.dispatch
  File "kivy/_event.pyx", line 1120, in kivy._event.EventObservers._dispatch
  File "/usr/lib/python3/dist-packages/kivy/effects/dampedscroll.py", line 104, in on_value
    self.scroll = self.value
  File "kivy/properties.pyx", line 497, in kivy.properties.Property.__set__
  File "kivy/properties.pyx", line 544, in kivy.properties.Property.set
  File "kivy/properties.pyx", line 599, in kivy.properties.Property.dispatch
  File "kivy/_event.pyx", line 1214, in kivy._event.EventObservers.dispatch
  File "kivy/_event.pyx", line 1120, in kivy._event.EventObservers._dispatch
  File "/usr/lib/python3/dist-packages/kivy/uix/scrollview.py", line 622, in _update_effect_y
    self.scroll_y = -sy
  File "kivy/properties.pyx", line 497, in kivy.properties.Property.__set__
  File "kivy/properties.pyx", line 544, in kivy.properties.Property.set
  File "kivy/properties.pyx", line 599, in kivy.properties.Property.dispatch
  File "kivy/_event.pyx", line 1214, in kivy._event.EventObservers.dispatch
  File "kivy/_event.pyx", line 1120, in kivy._event.EventObservers._dispatch
  File "/usr/lib/python3/dist-packages/kivy/uix/scrollview.py", line 594, in _update_effect_bounds
    self._update_effect_y_bounds()
  File "/usr/lib/python3/dist-packages/kivy/uix/scrollview.py", line 586, in _update_effect_y_bounds
    self.effect_y.value = self.effect_y.min * self.scroll_y
  File "kivy/properties.pyx", line 497, in kivy.properties.Property.__set__
  File "kivy/properties.pyx", line 544, in kivy.properties.Property.set
  File "kivy/properties.pyx", line 599, in kivy.properties.Property.dispatch
  File "kivy/_event.pyx", line 1214, in kivy._event.EventObservers.dispatch
  File "kivy/_event.pyx", line 1120, in kivy._event.EventObservers._dispatch
  File "/usr/lib/python3/dist-packages/kivy/effects/dampedscroll.py", line 104, in on_value
    self.scroll = self.value
  File "kivy/properties.pyx", line 497, in kivy.properties.Property.__set__
  File "kivy/properties.pyx", line 544, in kivy.properties.Property.set
  File "kivy/properties.pyx", line 599, in kivy.properties.Property.dispatch
  File "kivy/_event.pyx", line 1214, in kivy._event.EventObservers.dispatch
  File "kivy/_event.pyx", line 1120, in kivy._event.EventObservers._dispatch
  File "/usr/lib/python3/dist-packages/kivy/uix/scrollview.py", line 622, in _update_effect_y
    self.scroll_y = -sy
  File "kivy/properties.pyx", line 497, in kivy.properties.Property.__set__
  File "kivy/properties.pyx", line 544, in kivy.properties.Property.set
  File "kivy/properties.pyx", line 599, in kivy.properties.Property.dispatch
  File "kivy/_event.pyx", line 1214, in kivy._event.EventObservers.dispatch
  File "kivy/_event.pyx", line 1120, in kivy._event.EventObservers._dispatch
  File "/usr/lib/python3/dist-packages/kivy/uix/scrollview.py", line 594, in _update_effect_bounds
    self._update_effect_y_bounds()
  File "/usr/lib/python3/dist-packages/kivy/uix/scrollview.py", line 586, in _update_effect_y_bounds
    self.effect_y.value = self.effect_y.min * self.scroll_y
  File "kivy/properties.pyx", line 497, in kivy.properties.Property.__set__
  File "kivy/properties.pyx", line 544, in kivy.properties.Property.set
  File "kivy/properties.pyx", line 599, in kivy.properties.Property.dispatch
  File "kivy/_event.pyx", line 1214, in kivy._event.EventObservers.dispatch
  File "kivy/_event.pyx", line 1120, in kivy._event.EventObservers._dispatch
  File "/usr/lib/python3/dist-packages/kivy/effects/dampedscroll.py", line 104, in on_value
    self.scroll = self.value
  File "kivy/properties.pyx", line 497, in kivy.properties.Property.__set__
  File "kivy/properties.pyx", line 544, in kivy.properties.Property.set
  File "kivy/properties.pyx", line 599, in kivy.properties.Property.dispatch
  File "kivy/_event.pyx", line 1214, in kivy._event.EventObservers.dispatch
  File "kivy/_event.pyx", line 1120, in kivy._event.EventObservers._dispatch
  File "/usr/lib/python3/dist-packages/kivy/uix/scrollview.py", line 622, in _update_effect_y
    self.scroll_y = -sy
  File "kivy/properties.pyx", line 497, in kivy.properties.Property.__set__
  File "kivy/properties.pyx", line 544, in kivy.properties.Property.set
  File "kivy/properties.pyx", line 599, in kivy.properties.Property.dispatch
  File "kivy/_event.pyx", line 1214, in kivy._event.EventObservers.dispatch
  File "kivy/_event.pyx", line 1120, in kivy._event.EventObservers._dispatch
  File "/usr/lib/python3/dist-packages/kivy/uix/scrollview.py", line 594, in _update_effect_bounds
    self._update_effect_y_bounds()
  File "/usr/lib/python3/dist-packages/kivy/uix/scrollview.py", line 586, in _update_effect_y_bounds
    self.effect_y.value = self.effect_y.min * self.scroll_y
  File "kivy/properties.pyx", line 497, in kivy.properties.Property.__set__
  File "kivy/properties.pyx", line 544, in kivy.properties.Property.set
  File "kivy/properties.pyx", line 599, in kivy.properties.Property.dispatch
  File "kivy/_event.pyx", line 1214, in kivy._event.EventObservers.dispatch
  File "kivy/_event.pyx", line 1120, in kivy._event.EventObservers._dispatch
  File "/usr/lib/python3/dist-packages/kivy/effects/dampedscroll.py", line 104, in on_value
    self.scroll = self.value
  File "kivy/properties.pyx", line 497, in kivy.properties.Property.__set__
  File "kivy/properties.pyx", line 544, in kivy.properties.Property.set
  File "kivy/properties.pyx", line 599, in kivy.properties.Property.dispatch
  File "kivy/_event.pyx", line 1214, in kivy._event.EventObservers.dispatch
  File "kivy/_event.pyx", line 1120, in kivy._event.EventObservers._dispatch
  File "/usr/lib/python3/dist-packages/kivy/uix/scrollview.py", line 622, in _update_effect_y
    self.scroll_y = -sy
  File "kivy/properties.pyx", line 497, in kivy.properties.Property.__set__
  File "kivy/properties.pyx", line 544, in kivy.properties.Property.set
  File "kivy/properties.pyx", line 599, in kivy.properties.Property.dispatch
  File "kivy/_event.pyx", line 1214, in kivy._event.EventObservers.dispatch
  File "kivy/_event.pyx", line 1120, in kivy._event.EventObservers._dispatch
  File "/usr/lib/python3/dist-packages/kivy/uix/scrollview.py", line 594, in _update_effect_bounds
    self._update_effect_y_bounds()
  File "/usr/lib/python3/dist-packages/kivy/uix/scrollview.py", line 586, in _update_effect_y_bounds
    self.effect_y.value = self.effect_y.min * self.scroll_y
  File "kivy/properties.pyx", line 497, in kivy.properties.Property.__set__
  File "kivy/properties.pyx", line 544, in kivy.properties.Property.set
  File "kivy/properties.pyx", line 599, in kivy.properties.Property.dispatch
  File "kivy/_event.pyx", line 1214, in kivy._event.EventObservers.dispatch
  File "kivy/_event.pyx", line 1120, in kivy._event.EventObservers._dispatch
  File "/usr/lib/python3/dist-packages/kivy/effects/dampedscroll.py", line 104, in on_value
    self.scroll = self.value
  File "kivy/properties.pyx", line 497, in kivy.properties.Property.__set__
  File "kivy/properties.pyx", line 544, in kivy.properties.Property.set
  File "kivy/properties.pyx", line 599, in kivy.properties.Property.dispatch
  File "kivy/_event.pyx", line 1214, in kivy._event.EventObservers.dispatch
  File "kivy/_event.pyx", line 1120, in kivy._event.EventObservers._dispatch
  File "/usr/lib/python3/dist-packages/kivy/uix/scrollview.py", line 622, in _update_effect_y
    self.scroll_y = -sy
  File "kivy/properties.pyx", line 497, in kivy.properties.Property.__set__
  File "kivy/properties.pyx", line 544, in kivy.properties.Property.set
  File "kivy/properties.pyx", line 599, in kivy.properties.Property.dispatch
  File "kivy/_event.pyx", line 1214, in kivy._event.EventObservers.dispatch
  File "kivy/_event.pyx", line 1120, in kivy._event.EventObservers._dispatch
  File "/usr/lib/python3/dist-packages/kivy/uix/scrollview.py", line 594, in _update_effect_bounds
    self._update_effect_y_bounds()
  File "/usr/lib/python3/dist-packages/kivy/uix/scrollview.py", line 586, in _update_effect_y_bounds
    self.effect_y.value = self.effect_y.min * self.scroll_y
  File "kivy/properties.pyx", line 497, in kivy.properties.Property.__set__
  File "kivy/properties.pyx", line 544, in kivy.properties.Property.set
  File "kivy/properties.pyx", line 599, in kivy.properties.Property.dispatch
  File "kivy/_event.pyx", line 1214, in kivy._event.EventObservers.dispatch
  File "kivy/_event.pyx", line 1120, in kivy._event.EventObservers._dispatch
  File "/usr/lib/python3/dist-packages/kivy/effects/dampedscroll.py", line 104, in on_value
    self.scroll = self.value
  File "kivy/properties.pyx", line 497, in kivy.properties.Property.__set__
  File "kivy/properties.pyx", line 544, in kivy.properties.Property.set
  File "kivy/properties.pyx", line 599, in kivy.properties.Property.dispatch
  File "kivy/_event.pyx", line 1214, in kivy._event.EventObservers.dispatch
  File "kivy/_event.pyx", line 1120, in kivy._event.EventObservers._dispatch
  File "/usr/lib/python3/dist-packages/kivy/uix/scrollview.py", line 622, in _update_effect_y
    self.scroll_y = -sy
  File "kivy/properties.pyx", line 497, in kivy.properties.Property.__set__
  File "kivy/properties.pyx", line 544, in kivy.properties.Property.set
  File "kivy/properties.pyx", line 599, in kivy.properties.Property.dispatch
  File "kivy/_event.pyx", line 1214, in kivy._event.EventObservers.dispatch
  File "kivy/_event.pyx", line 1120, in kivy._event.EventObservers._dispatch
  File "/usr/lib/python3/dist-packages/kivy/uix/scrollview.py", line 594, in _update_effect_bounds
    self._update_effect_y_bounds()
  File "/usr/lib/python3/dist-packages/kivy/uix/scrollview.py", line 586, in _update_effect_y_bounds
    self.effect_y.value = self.effect_y.min * self.scroll_y
  File "kivy/properties.pyx", line 497, in kivy.properties.Property.__set__
  File "kivy/properties.pyx", line 544, in kivy.properties.Property.set
  File "kivy/properties.pyx", line 599, in kivy.properties.Property.dispatch
  File "kivy/_event.pyx", line 1214, in kivy._event.EventObservers.dispatch
  File "kivy/_event.pyx", line 1120, in kivy._event.EventObservers._dispatch
  File "/usr/lib/python3/dist-packages/kivy/effects/dampedscroll.py", line 104, in on_value
    self.scroll = self.value
  File "kivy/properties.pyx", line 497, in kivy.properties.Property.__set__
  File "kivy/properties.pyx", line 544, in kivy.properties.Property.set
  File "kivy/properties.pyx", line 599, in kivy.properties.Property.dispatch
  File "kivy/_event.pyx", line 1214, in kivy._event.EventObservers.dispatch
  File "kivy/_event.pyx", line 1120, in kivy._event.EventObservers._dispatch
  File "/usr/lib/python3/dist-packages/kivy/uix/scrollview.py", line 622, in _update_effect_y
    self.scroll_y = -sy
  File "kivy/properties.pyx", line 497, in kivy.properties.Property.__set__
  File "kivy/properties.pyx", line 544, in kivy.properties.Property.set
  File "kivy/properties.pyx", line 599, in kivy.properties.Property.dispatch
  File "kivy/_event.pyx", line 1214, in kivy._event.EventObservers.dispatch
  File "kivy/_event.pyx", line 1120, in kivy._event.EventObservers._dispatch
  File "/usr/lib/python3/dist-packages/kivy/uix/scrollview.py", line 594, in _update_effect_bounds
    self._update_effect_y_bounds()
  File "/usr/lib/python3/dist-packages/kivy/uix/scrollview.py", line 586, in _update_effect_y_bounds
    self.effect_y.value = self.effect_y.min * self.scroll_y
  File "kivy/properties.pyx", line 497, in kivy.properties.Property.__set__
  File "kivy/properties.pyx", line 544, in kivy.properties.Property.set
  File "kivy/properties.pyx", line 599, in kivy.properties.Property.dispatch
  File "kivy/_event.pyx", line 1214, in kivy._event.EventObservers.dispatch
  File "kivy/_event.pyx", line 1120, in kivy._event.EventObservers._dispatch
  File "/usr/lib/python3/dist-packages/kivy/effects/dampedscroll.py", line 104, in on_value
    self.scroll = self.value
  File "kivy/properties.pyx", line 497, in kivy.properties.Property.__set__
  File "kivy/properties.pyx", line 544, in kivy.properties.Property.set
  File "kivy/properties.pyx", line 599, in kivy.properties.Property.dispatch
  File "kivy/_event.pyx", line 1214, in kivy._event.EventObservers.dispatch
  File "kivy/_event.pyx", line 1120, in kivy._event.EventObservers._dispatch
  File "/usr/lib/python3/dist-packages/kivy/uix/scrollview.py", line 622, in _update_effect_y
    self.scroll_y = -sy
  File "kivy/properties.pyx", line 497, in kivy.properties.Property.__set__
  File "kivy/properties.pyx", line 544, in kivy.properties.Property.set
  File "kivy/properties.pyx", line 599, in kivy.properties.Property.dispatch
  File "kivy/_event.pyx", line 1214, in kivy._event.EventObservers.dispatch
  File "kivy/_event.pyx", line 1120, in kivy._event.EventObservers._dispatch
  File "kivy/properties.pyx", line 1503, in kivy.properties.AliasProperty.trigger_change
  File "kivy/properties.pyx", line 1510, in kivy.properties.AliasProperty.trigger_change
  File "kivy/properties.pyx", line 1537, in kivy.properties.AliasProperty.dispatch
  File "kivy/_event.pyx", line 1214, in kivy._event.EventObservers.dispatch
  File "kivy/_event.pyx", line 1096, in kivy._event.EventObservers._dispatch
  File "/usr/lib/python3/dist-packages/kivy/lang/builder.py", line 71, in call_fn
    element, key, value, rule.value))
  File "kivy/weakproxy.pyx", line 299, in kivy.weakproxy.WeakProxy.__str__
RecursionError: maximum recursion depth exceeded while getting the str of an object

 
m.py

Degenerate Tech

unread,
Sep 3, 2020, 3:41:09 PM9/3/20
to Kivy users support
increase opening_transition time and click on menu items ..it will be crash
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