Connection error: SQLSTATE[HY000] [2002] Connection refused
Warning: Undefined variable $pdo in /home/gcdhanet/public_html/header.php on line 21

Fatal error: Uncaught Error: Call to a member function prepare() on null in /home/gcdhanet/public_html/header.php:21 Stack trace: #0 /home/gcdhanet/public_html/index.php(13): require_once() #1 {main} thrown in /home/gcdhanet/public_html/header.php on line 21