When I try to install Staff Payroll module, I get following error when I click on start upgrade:
File "/trytond/model/modelsql.py", line 190, in __register__ ref = pool.get(field.model_name)._table File "/trytond/pool.py", line 172, in get return self._pool[self.database_name][type][name] KeyError: 'staff.position
Snapshot is also attached. Can any body help me, please?