PHP Warning: array_unshift() expects parameter 1 to be array, null given in /usr/share/nethesis/Nethgui/Utility/Session.php on line 246
PHP Warning: array_splice() expects parameter 1 to be array, null given in /usr/share/nethesis/Nethgui/Utility/Session.php on line 247
The warning message is a symptom of a security regression that makes Server Manager sensible to CSRF attacks. Even if the vulnerability is hard to exploit the best thing to do is to log out from Server Manager and revert the last nethserver-httpd-admin update with the following command