OK well that moved us forward; but it looks like something had also left a .lock file on /etc/shadow.
Please can you repeat the process but for /etc/shadow.lock - might also be worth looking to see if there are any other .lock files present in the /etc/ directory. Thanks -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/734113 Title: package mysql-server-5.1 (not installed) failed to install/upgrade: subprocess new pre-installation script returned error exit status 1 -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs