Darwin, Thanks for taking a look at this problem. Our setup and configuration are pretty complex, so I spent a few hours today trying to come up with a basic configuration for reproducing the problem. Unfortunately, the basic configuration didn't expose the problem. The SPNEGO/Kerberos authentication worked as expected. So, I think I'm in a mode where I'm going to have to spend some time trying to isolate which configuration is triggering the problem. As for our environment and general configuration,...
NullPointerException in SpnegoPrincipal.hashCode()