Fatal error: Uncaught Error: Class 'OCP\User' not found in /home/maciej/public_html/maciej/public html/tmp-owncloud1488559416/owncloud/apps/files/download.php:30 Stack trace: #0 {main} thrown in /home/maciej/public_html/maciej/public html/tmp-owncloud1488559416/owncloud/apps/files/download.php on line 30