Before accessing the CLARIN service with federated login, make sure to
-
go to the IDM-Portal of the TU Darmstadt
-
login with your TU-ID and password
-
to enable the DFN-AAI connection (" Zustimmung zur Datenweitergabe" or Attribute Consent")
After this, you should be able to login to all CLARIN services with federated login.