Fatal error: Uncaught Error: Call to undefined function mysql_connect() in C:\xampp\htdocs\include\mysql_class.php:13 Stack trace: #0 C:\xampp\htdocs\include\common.inc.php(48): dbmysql->dbconn('localhost', 'root', '', 'metinfo') #1 C:\xampp\htdocs\message\index.php(4): require_once('C:\\xampp\\htdocs...') #2 {main} thrown in C:\xampp\htdocs\include\mysql_class.php on line 13