Security Warning

The install folder needs to be deleted for security reasons before using WHMCS.

exception 'WHMCS\Exception\Application\InstallerExists' with message 'Application is up to date, but installer directory is still present' in /home/qualidad/public_html/cliente/vendor/whmcs/whmcs-foundation/lib/Utility/Bootstrap/Application.php:0
Stack trace:
#0 /home/qualidad/public_html/cliente/init.php(0): WHMCS\Utility\Bootstrap\Application::verifyInstallerIsAbsent()
#1 /home/qualidad/public_html/cliente/cart.php(0): require('/home/qualidad/...')
#2 {main}