SAML Single Sign On failed

Please contact your administrator or log in at the login page.

Processing regex https://wiki.surfnet.nl/login.action?os_destination=%2F with value /plugins/servlet/samlsso?redirectTo=%2Flabels%2Fviewlabel.action%3Fids%3D10715556%26ids%3D10715559%26ids%3D10715570%26ids%3D10715566%26ids%3D10715561%26ids%3D10715552%26ids%3D10715564%26ids%3D10715573%26ids%3D10715551%26ids%3D10715569%26ids%3D10715555 exceeded the timeout of 2000 millisenconds.