Connection error :SQLSTATE[HY000] [2002] Connection refused
Notice: Undefined variable: pdo in /home/ranakamran/public_html/header.php on line 15

Fatal error: Uncaught Error: Call to a member function prepare() on null in /home/ranakamran/public_html/header.php:15 Stack trace: #0 /home/ranakamran/public_html/index.php(1): require_once() #1 {main} thrown in /home/ranakamran/public_html/header.php on line 15