Fatal error: Uncaught ValueError: Path cannot be empty in /var/www/html/html/activity.php:253 Stack trace: #0 /var/www/html/html/activity.php(253): getimagesize() #1 /var/www/html/index.php(1241): require_once('...') #2 {main} thrown in /var/www/html/html/activity.php on line 253