Fatal error: Uncaught Exception: Failed to connect to database. Reason: in /var/www/c2/system/database/mpdo.php:11 Stack trace: #0 /var/www/c2/system/library/db.php(12): mPDO->__construct() #1 /var/www/demo.c2cyazilimi.com/demo1/index.php(40): DB->__construct() #2 {main} thrown in /var/www/c2/system/database/mpdo.php on line 11