The error message may occur when using favorite link or bookmark to go straight to the website.
You may get the error message if you use the navigation buttons (back and forth) in your browser during login.
This error message will also appear if you have been automatically logged off due to inactivity. You must then restart your login.
In some cases, you need to delete cookies in your browser. Click here for guidance.
If you need any help, please contact ID-porten help desk at (+47) 800 30 300.