I had the same problem after I installed Hardy via debootstrap. I solved the problem by reinstalling the policy package and purging the old config:
# aptitude purge policykit # apt-get install ubuntu-desktop HTH, Simon -- [users-admin] Unlock -> "Could not authenticate. An unexpected error has occurred." https://bugs.launchpad.net/bugs/194496 You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs