Dear Sir/Mdm

we encountered this error after upgrade to 6u45 and 6u121. The issue does not happen on 6u31.

2019-07-19 16:00:29,405 DEBUG [http-8080-2] ( - javax.naming.AuthenticationException: GSSAPI [Root exception is GSS initiate failed [Caused by GSSException: No valid credentials provided (Mechanism level: Server not found in Kerberos database (7))]]

Any help is much appreciated.

Many thanks!

best regards