require ("inc/config.php");
// Is the script installed?
-if (defined('mxchange_installed') && (mxchange_installed) && (admin_registered))
+if (defined('mxchange_installed') && (isBooleanConstantAndTrue('mxchange_installed')) && (isBooleanConstantAndTrue('admin_registered')))
{
// Base URL for redirection
$URL = URL."/modules.php?module=index&what=confirm&hash=";