[fix] change env.user.company_id to env.company

models/calendar.py

@@ -340,7 +340,7 @@ class CGScopCalendar(models.Model):
                         "ur_financial_system_id": event.ur_financial_system_id.id,
                         "ur_regional_convention_id": event.ur_regional_convention_id.id,
                         "name": event.name,
-                        "company_id": self.env.user.company_id.id,
+                        "company_id": self.env.company.id,
                         "partner_id": event.coop_id.id,
                         "event_id": event_id,
                         "attendee_id": attendee.id,