In the meantime we mananged to connect to our server with a native client and the error is there too !!
So the problem must be in my code !!
Here s a picture
https://imgur.com/a/ICSri
And here s the stacktrace
Traceback (most recent call last):
File "/usr/lib/python2.7/dist-packages/tryton/gui/window/view_form/view/list.py", line 990, in __sig_switch
if not self.screen.row_activate() and self.children_field:
File "/usr/lib/python2.7/dist-packages/tryton/gui/window/view_form/screen/screen.py", line 460, in default_row_activate
}, context=self.context.copy(), warning=False)
File "/usr/lib/python2.7/dist-packages/tryton/action/main.py", line 194, in exec_keyword
Action._exec_action(action, data, context=context)
File "/usr/lib/python2.7/dist-packages/tryton/action/main.py", line 154, in _exec_action
context_domain=action['context_domain'])
File "/usr/lib/python2.7/dist-packages/tryton/gui/window/window.py", line 26, in create
win = Form(model, **attributes)
File "/usr/lib/python2.7/dist-packages/tryton/gui/window/form.py", line 40, in __init__
self.screen = Screen(self.model, **attributes)
File "/usr/lib/python2.7/dist-packages/tryton/gui/window/view_form/screen/screen.py", line 50, in __init__
if not (MODELACCESS[model_name]['write']
File "/usr/lib/python2.7/dist-packages/tryton/common/common.py", line 144, in __getitem__
idx = self._models.index(model)
ValueError: u'tributi.bolletta' is not in list