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 | etc.
Is there a way to make a field required, not empty by a change in the OpenERP configuration, ex. debug mode, rather than with a module?
For example, when saving a Delivery Order, require the user to not leave the Carrier field empty.