from odoo import models class Project(models.Model): _inherit = "project.project" def _fetch_sale_order_item_ids( self, domain_per_model=None, limit=None, offset=None ): # Override to flush the ORM cache to the database prior to running the query # Temporary fix until Odoo fixes this method (PR #160067 submitted for this) self.env.flush_all() return super()._fetch_sale_order_item_ids(domain_per_model, limit, offset)