Please close this bug, as I have found the cause of the issue - it was a
human error, many apologies for wasting your time.
--
unable to authenticate on workstation after auto locking
https://bugs.launchpad.net/bugs/362867
You received this bug notification because you are a member of Ubuntu
Public bug reported:
Binary package hint: gdm
Description:Ubuntu 9.04
Release:9.04
After the workstation has been locked and left for a short period of
time, I am unable to authenticate to unlock the workstation using the
standard unlock procedure.
The only way I could authenticate
