AttributeError: 'Binary' object has no attribute 'sig_open' and AttributeError: 'Binary' object has no attribute 'sig_new'
tryton series 7.0 reproducible with:
- Module document_incoming activated
- New document
- Inside name field press
- F2 -> AttributeError: 'Binary' object has no attribute 'sig_open'
- F3 -> AttributeError: 'Binary' object has no attribute 'sig_new'