first at all I'm new in Odoo development (and Python). I'm trying to apply this tutorial as a demo version for my first application with Odoo9. All things is working good except when I change my models.py : Add a new class or a new field for example (Like in 'Relations between models' in tutorial's exercice) ... Odoo9 dont get the new class directly even when I try to : Update, upgrade my app, or uninstall and install the app... Then I need to restart my pc to get the correct result ! Sure there is another solution, any help please ? Continue reading...