Fantastico gives error :
Site error: the file /usr/local/cpanel/3rdparty/fantastico/includes/enc_restrictions.inc.php requires the ionCube PHP Loader ioncube_loader_lin_5.2.so to be installed by the site administrator.
Solution :
Install ioncube loader if not enabled.
/scripts/phpextensionmanager install ioncubeloader
Whm >> Tweak Settings >> Under php Session >> Loader to use for internal cPanel PHP (Use oldsourceguardian for version 1.x and 2.x)
Check if ioncube is enabled, if not enable that
/scripts/makescpphp
If still not fixed add a cron or execute the command
*/15 * * * * /usr/local/cpanel/bin/checkphpini >/dev/null 2>&1
Fantastico Ioncube error