Fatal error: Uncaught Error: Call to undefined function mysql_pconnect() in /opt/lampp/htdocs/misc/casualenrolment2023/Connections/casual.php:9 Stack trace: #0 /opt/lampp/htdocs/misc/casualenrolment2023/index.php(1): require_once() #1 {main} thrown in /opt/lampp/htdocs/misc/casualenrolment2023/Connections/casual.php on line 9