AN unexpected error has occured.
PLease forward the following info to the developers.
Traceback (innermost last)
File "mnemosyne\pyqt_ui\add_cards_dlg.pyo", line 248 in create_new_cards
File "mnemosyne\libmnemosyne\controllers\default_controler.pyo" . line 110, in create_new_cards
File "mnemosyne\libmnemosyne\databases\SQLite.pyo", line 1300, in duplicates_for_fact
TypeError: 'NoneType' object has no attribute '_getitem_'
WTF does it mean, Im just tryin to study here!!