diff --git a/application/WarehouseShippingNote/WarehouseShippingNoteController.php b/application/WarehouseShippingNote/WarehouseShippingNoteController.php
index a4bcee79a..08022adea 100644
--- a/application/WarehouseShippingNote/WarehouseShippingNoteController.php
+++ b/application/WarehouseShippingNote/WarehouseShippingNoteController.php
@@ -218,7 +218,11 @@ class WarehouseShippingNoteController extends TTCrud {
         foreach (json_decode($shippingNote->positions, true) as $position) {
             if (isset($position['article'])) {
                 $article = WarehouseArticleModel::get($position['article']);
-                $position['articleTitle'] = $article->articleNumber . " | " .$article->title;
+                if (isset($article->articleNumber)) {
+                    $position['articleTitle'] = $article->articleNumber . " | " . $article->title;
+                } else {
+                    $position['articleTitle'] = $article->title;
+                }
                 $position['articleDescription'] = $article->description === $article->title ? "" : $article->description;
                 $position['articleUnit'] = $article->unit;
                 $positions[] = $position;