fix

core/apps/orders/filters/party.py

@@ -53,6 +53,9 @@ class PartyFilter(django_filters.FilterSet):
             'qqs', 'discount', 'payment_type', 'audit'
         ]
     
+    def qs(self):
+        return super().qs.distinct()
+    
     def filter_by_qqs(self, queryset, name, value):
         if value == True:
             queryset = queryset.filter(orders__qqs__isnull=False)