Fatal error: Uncaught Error: Call to undefined method DB_Error::query() in /home/mazandrooz/public_html/lib/db.config.php:25 Stack trace: #0 /home/mazandrooz/public_html/lib/config.php(7): require_once() #1 /home/mazandrooz/public_html/index.php(21): require_once('/home/mazandroo...') #2 {main} thrown in /home/mazandrooz/public_html/lib/db.config.php on line 25