diff --git a/module/gitlab/model.php b/module/gitlab/model.php
index 5bd5a65153..c16d1c1af8 100644
--- a/module/gitlab/model.php
+++ b/module/gitlab/model.php
@@ -279,9 +279,16 @@ class gitlabModel extends model
         $refList  = array();
         $branches = $this->loadModel('gitlab')->apiGetBranches($gitlabID, $projectID);
         $tags     = $this->loadModel('gitlab')->apiGetTags($gitlabID, $projectID);
+
+       /* fix bug 14612*/
+        if(isset($branches->message)) return array();
+
+        if(isset($branches->error)) return array();
+
         foreach($branches as $branch) $refList[] = "Branch::" . $branch->name;
         foreach($tags as $tag) $refList[] = "Tag::" . $tag->name;
         return $refList;
+
     }
 
     /**
diff --git a/module/job/view/exec.html.php b/module/job/view/exec.html.php
index 140725b899..5390c53d4f 100644
--- a/module/job/view/exec.html.php
+++ b/module/job/view/exec.html.php
@@ -21,7 +21,7 @@
     <tr>
       <td>
         <?php
-        echo html::submitButton($lang->job->runPipeline);
+        echo html::submitButton($lang->job->runPipeline, '', empty($refList) ? 'disabled btn btn-primary' : 'btn btn-primary');
        ?>
       </td>
       <td></td>