Fatal error: Uncaught Error: Class 'OCA\Activity\AppInfo\Application' not found in /home/maciej/public_html/maciej/public html/tmp-owncloud1488559565/owncloud/apps/activity/appinfo/app.php:23 Stack trace: #0 {main} thrown in /home/maciej/public_html/maciej/public html/tmp-owncloud1488559565/owncloud/apps/activity/appinfo/app.php on line 23