SAML Single Sign On failed

Please contact your administrator or log in at the login page.
Processing regex /plugins/servlet/applinks.* with value /labels/viewlabel.action?ids=8683527&ids=28213260&ids=55115778&ids=47513663&ids=51347506&ids=69566467&ids=35094540&ids=47513632&ids=28213280&ids=32309251&ids=28213251&ids=28213252&ids=51347513&ids=28213264&ids=51347489 exceeded the timeout of 2000 millisenconds.