diff --git a/core/models.py b/core/models.py
index 281d484f..8b889b6a 100644
--- a/core/models.py
+++ b/core/models.py
@@ -601,6 +601,10 @@ class Product(ExportModelOperationsMixin("product"), NiceModel):  # type: ignore
     def personal_orders_only(self) -> bool:
         return not (self.quantity > 0 and self.price > 0.0)
 
+    @personal_orders_only.setter
+    def personal_orders_only(self, value):
+        self.__dict__["personal_orders_only"] = value
+
 
 class Attribute(ExportModelOperationsMixin("attribute"), NiceModel):  # type: ignore [misc, django-manager-missing]
     __doc__ = _(
@@ -1782,7 +1786,7 @@ class OrderProduct(ExportModelOperationsMixin("order_product"), NiceModel):  # t
             if self.product.is_digital and self.product.stocks.first().digital_asset:  # type: ignore [union-attr]
                 try:
                     return self.download.url
-                except self.download.RelatedObjectDoesNotExist:
+                except DigitalAssetDownload.RelatedObjectDoesNotExist:
                     return DigitalAssetDownload.objects.create(order_product=self).url
         return ""