Could you take a look at the "Authentication failure" sections on the following wiki page:
https://wiki.ubuntu.com/DebuggingScreenLocking
Also, are you still having this issue with Ubuntu 10.10 (Maverick)?
Could you take a look at the "Authentication failure" sections on the following wiki page:
https:/ /wiki.ubuntu. com/DebuggingSc reenLocking
Also, are you still having this issue with Ubuntu 10.10 (Maverick)?