edit mailinglists

app/UI/Client/DistributionList/Providers/EditListDataProvider.php

@@ -246,7 +246,7 @@ class EditListDataProvider extends AddListDataProvider
             __FUNCTION__,
             $this->formData,
             'Debug Formdata',
-            $hid
+            array_unique($this->formData['memberList'])
         );
 
         return (new HtmlDataJsonResponse())->setMessageAndTranslate('distributionListHasBeenUpdated')->setStatusSuccess();