im trying to upgrade my custom module from odoo 13 to 14 , while installing it , this error is showing up :
AssertionError: hr.leave.type.validation_type: selection_add=[('company_validation', 'Company Validation')] on non-list selection None
Odoo is the world's easiest all-in-one management software.
It includes hundreds of business apps:
- CRM
- e-Commerce
- Accounting
- Inventory
- PoS
- Project management
- MRP
