* Fix bug #19869,19876.

lib/scm/gitlab.class.php

@@ -365,7 +365,7 @@ class gitlab
             $commits = $this->getCommitsByPath($entry);
 
             if(!empty($commits)) $file->revision = zget($commits[0], 'id', '');
-            $info->kind = $file->type == 'tree' ? 'dir' : 'file';
+            $info->kind = (isset($file->type) and $file->type == 'tree') ? 'dir' : 'file';
         }
 
         return $info;

module/repo/control.php

@@ -716,6 +716,8 @@ class repo extends control
      */
     public function diff($repoID, $objectID = 0, $entry = '', $oldRevision = '', $newRevision = '', $showBug = 'false', $encoding = '', $isBranchOrTag = false)
     {
+        $oldRevision = urldecode(urldecode($oldRevision)); //Fix error.
+
         $this->commonAction($repoID, $objectID);
 
         if($this->get->repoPath) $entry = $this->get->repoPath;