Fatal error: Uncaught ValueError: Path cannot be empty in /home/w/02sr/o/pdf.php:31 Stack trace: #0 /home/w/02sr/o/pdf.php(31): file_get_contents('') #1 /home/w/02sr/index.php(9): require_once('/home/w/02sr/o/...') #2 {main} thrown in /home/w/02sr/o/pdf.php on line 31