The service you tried to access requires a user account fulfulling the base level of SWAMID, also known as SWAMID AL1.
Your user account most likely fulfills this but your institution may not be configured to release this to the service you tried to access.
Please contact support at your institution and include the name of the service you tried to access, any error information given by the service and, if possible, a screenshot of the error message at the service (including the address bar at the top of the web browser) and also of this message.
Technical information:
ERRORURL_TS: 1607969220 (2020-12-14T19:07:00+01:00)
ERRORURL_RP: https://www.student.ladok.se/student-sp
ERRORURL_TID: error-5fd7a9c448086
ERRORURL_CTX: https://refeds.org/assurance/IAP/low