edit mailinglists

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

@@ -203,11 +203,6 @@ class EditListDataProvider extends AddListDataProvider
      */
     public function update()
     {
-        /**
-         * custom members
-         */
-        $customMembers = explode(',',$this->formData['customMember']);
-
         // prepare data
         // find new internal members to add
         foreach($this->formData['memberList'] as $intMember) {
@@ -226,7 +221,8 @@ class EditListDataProvider extends AddListDataProvider
             }
         }
         // find new external members to add
-        if(!empty($customMembers)){
+        if(!empty($this->formData['customMember'])){
+            $customMembers = explode(',',$this->formData['customMember']);
             foreach($customMembers as $extMember) {
                 if(!in_array($extMember, $this->formData['memberListActually'])) {
                     $addExtMembers[] = $extMember;