From 65de9ac87ca1a61e8bc5ef3d297e5f7d5a9a3e83 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Helmut=20Schottm=C3=BCller?= <helmut.schottmueller@me.com>
Date: Fri, 24 Mar 2017 20:15:31 +0100
Subject: [PATCH] Fixed gallery element tags generation if there are not tags
 defined for a file

---
 elements/ContentGalleryTags.php | 9 ++++++---
 1 file changed, 6 insertions(+), 3 deletions(-)

diff --git a/elements/ContentGalleryTags.php b/elements/ContentGalleryTags.php
index fd050f1..e259d98 100644
--- a/elements/ContentGalleryTags.php
+++ b/elements/ContentGalleryTags.php
@@ -92,11 +92,14 @@ public static function addImageToTemplate($objTemplate, $arrItem, $intMaxWidth=n
       {
         $found = \TagModel::findByIdAndTable($arrItem['id'], 'tl_files');
         $tags = array();
-        while ($found->next())
+        if ($found && $found->count())
         {
-          array_push($tags, $found->tag);
+          while ($found->next())
+          {
+            array_push($tags, $found->tag);
+          }
+          $objTemplate->tags = $tags;
         }
-        $objTemplate->tags = $tags;
       }
   }