[UPD]Change contact invoice

models/acc_operation.py

@@ -342,7 +342,7 @@ class AccOperation(models.Model):
             {
                 "acc_operation_id": self.id,
                 "producer_id": producer_id.id,
-                "contact_invoice": self.pmo_id.id,
+                "contact_invoice": self.contact_invoice.id,
                 "acc_delivery_id": acc_delivery_id.id,
                 "power_cons": power_cons_tot,
                 "start_date": date_start,