At this line: https://git.scc.kit.edu/reg-app/reg-app/-/blob/branch-2.7/bwreg-service/src/main/java/edu/kit/scc/webreg/service/reg/ldap/LdapWorker.java#L158
instead of "ldapUserBase" the ldapGroupBase should be used, to print out the correct error message
ldapUserBase
ldapGroupBase