Fatal error: Uncaught Error: Call to undefined function mysql_connect() in /var/www/erp/dhtmlx/samples/dhtmlxTreeView/common/config.php:16 Stack trace: #0 /var/www/erp/dhtmlx/samples/dhtmlxTreeView/common/data.php(2): require() #1 {main} thrown in /var/www/erp/dhtmlx/samples/dhtmlxTreeView/common/config.php on line 16