If you require credits from SLI courses, you  must register in ZeuS within the timeframe given - see below.

The timeframe for registration:

Winter semester: 01.12. – 15.01.
Summer semester: 01.05. – 15.06.

It is not possible to register after these dates. Withdrawal from registration is only permissible within these periods. Results from exams which are not registered in ZeuS will not be counted!