The linked PR: https://github.com/odoo/odoo/pull/155157/files Added a default props 'productType' for ProductCatalogOrderLines, the value of this prop wasn't loaded by the backend correctly resulting in a traceback when in debug mode and trying to open the catalog from sale/fsm and another traceback when trying to open the catalog from the purchase form This PR loads the type of the product into the dictionnary corretly closes odoo/odoo#161541 Signed-off-by: Xavier Bol (xbo) <xbo@odoo.com>