Django2

xadmin/views/base.py

@@ -526,11 +526,10 @@ def get_object(self, object_id):
         Get model object instance by object_id, used for change admin view
         """
         # first get base admin view property queryset, return default model queryset
-        queryset = self.queryset()
-        model = queryset.model
+        model = self.model
         try:
             object_id = model._meta.pk.to_python(object_id)
-            return queryset.get(pk=object_id)
+            return model.objects.get(pk=object_id)
         except (model.DoesNotExist, ValidationError):
             return None