diff --git a/src/GraphQL/DataObjectInputProcessor/ManyToManyRelation.php b/src/GraphQL/DataObjectInputProcessor/ManyToManyRelation.php
index b09499ad..16d9e7ef 100644
--- a/src/GraphQL/DataObjectInputProcessor/ManyToManyRelation.php
+++ b/src/GraphQL/DataObjectInputProcessor/ManyToManyRelation.php
@@ -48,7 +48,7 @@ public function process($object, $newValue, $args, $context, ResolveInfo $info)
                         $result[] = $element;
                     } else {
                         throw new NotFoundException(
-                            "Doesn't found element: " . $newValueItemValue['fullpath'] ?? $newValueItemValue['id']
+                            "Doesn't found element: " . $newValueItemValue['fullpath']
                         );
                     }
                 }