Error un deleting lines from account.statement
I'm trying to delete lines on an account.statement using tryton 5.0.15, it works fine on sao on the lastest trytond version but I receive these message, I'm not sure how to fix it. Thanks in advance.
Error: 'decimal.Decimal' object has no attribute 'get'
File "C:\msys32\home\ced\5.0\tryton/tryton/gui/window/view_form/view/form_gtk/one2many.py", line 439, in _sig_remove
File "C:\msys32\home\ced\5.0\tryton/tryton/gui/window/view_form/screen/screen.py", line 745, in remove
File "C:\msys32\home\ced\5.0\tryton/tryton/signal_event.py", line 15, in signal
File "C:\msys32\home\ced\5.0\tryton/tryton/gui/window/view_form/model/group.py", line 422, in _record_changed
File "C:\msys32\home\ced\5.0\tryton/tryton/signal_event.py", line 15, in signal
File "C:\msys32\home\ced\5.0\tryton/tryton/gui/window/view_form/model/field.py", line 490, in _group_changed
File "C:\msys32\home\ced\5.0\tryton/tryton/gui/window/view_form/model/field.py", line 42, in sig_changed
File "C:\msys32\home\ced\5.0\tryton/tryton/gui/window/view_form/model/record.py", line 577, in on_change_with
File "C:\msys32\home\ced\5.0\tryton/tryton/gui/window/view_form/model/record.py", line 477, in set_on_change
File "C:\msys32\home\ced\5.0\tryton/tryton/gui/window/view_form/model/field.py", line 698, in set_on_change