Fatal error: Uncaught Error: Undefined constant "timediff" in /home/proderc/domains/proder.com.tr/public_html/config.php:48 Stack trace: #0 /home/proderc/domains/proder.com.tr/public_html/index.php(6): require_once() #1 {main} thrown in /home/proderc/domains/proder.com.tr/public_html/config.php on line 48