*** This bug is a duplicate of bug 432964 *** https://bugs.launchpad.net/bugs/432964
I had the same error while trying to install openssh. The error was related to /etc/group.lock when deleted, everything went OK with the installation. I remember having a crash couple of days ago which might have caused the lock. Thanks -- You received this bug notification because you are a member of Ubuntu Desktop Bugs, which is subscribed to gnome-system-tools in ubuntu. https://bugs.launchpad.net/bugs/459474 Title: [users-admin] Can't create new user accounts -- desktop-bugs mailing list desktop-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/desktop-bugs