Kerberos error message

[Ken Hornstein]

>Alot of our users have been getting the following popup error messages
>when using their Eudora clients:
>
>Kclnt32 Server rejected: Server rejected authentication (during sendauth 
>exchange) Permission denied in replay cache code
>
>Our mail server has been undergoing a number of changes (upgrade of hardware,
>different disks, etc.) and we didn't see any of these until recently.  Has
>anyone seen these before or know why they may appear?

When I've seen this before, it's a result of corruption in the replay
cache.  I've simply deleted it (probably /var/tmp/rc_pop_0) and it fixes
the problem.

--Ken