Client error : need more than 1 value to unpack
In tryton 3.0 (I've not tested in 3.2 or 3.4) when I try to add an account move (Financial -> Entries -> Account Moves) without set the origin field (this field is not required), I have the following error message :
File "/home/ccr/Documents/Applications/Tryton/tryton-3.0/tryton/gui/window/view_form/view/list.py", line 740, in __sig_switch
if not self.screen.row_activate() and self.children_field:
File "/home/ccr/Documents/Applications/Tryton/tryton-3.0/tryton/gui/window/view_form/screen/screen.py", line 344, in default_row_activate
self.switch_view(view_type='form')
File "/home/ccr/Documents/Applications/Tryton/tryton-3.0/tryton/gui/window/view_form/screen/screen.py", line 380, in switch_view
self.display()
File "/home/ccr/Documents/Applications/Tryton/tryton-3.0/tryton/gui/window/view_form/screen/screen.py", line 719, in display
self.current_record = self.current_record
File "/home/ccr/Documents/Applications/Tryton/tryton-3.0/tryton/gui/window/view_form/screen/screen.py", line 305, in __set_current_record
self.search_count, record and record.id))
File "/home/ccr/Documents/Applications/Tryton/tryton-3.0/tryton/signal_event.py", line 14, in signal
fnct(self, signal_data, *data)
File "/home/ccr/Documents/Applications/Tryton/tryton-3.0/tryton/gui/window/form.py", line 439, in _record_message
self.activate_save()
File "/home/ccr/Documents/Applications/Tryton/tryton-3.0/tryton/gui/window/form.py", line 486, in activate_save
self.buttons['save'].props.sensitive = self.screen.modified()
File "/home/ccr/Documents/Applications/Tryton/tryton-3.0/tryton/gui/window/view_form/screen/screen.py", line 544, in modified
if self.current_view.modified:
File "/home/ccr/Documents/Applications/Tryton/tryton-3.0/tryton/gui/window/view_form/view/form.py", line 102, in modified
return any(w.modified for widgets in self.widgets.itervalues()
File "/home/ccr/Documents/Applications/Tryton/tryton-3.0/tryton/gui/window/view_form/view/form.py", line 103, in
for w in widgets)
File "/home/ccr/Documents/Applications/Tryton/tryton-3.0/tryton/gui/window/view_form/view/form_gtk/reference.py", line 60, in modified
model, name = self.get_empty_value()
File "/home/ccr/Documents/Applications/Tryton/tryton-3.0/tryton/gui/window/view_form/view/form_gtk/reference.py", line 40, in get_empty_value
for name, model in self.widget_combo.get_model():