Was able to reboot, which brought up Natty (presumably with incomplete configuration).
Google search for error suggested that google talk plugin was the problem. Therefore uninstalled the plugin: sudo aptitude remove google-talkplugin And was then able to run full-upgrade successfully. -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/773285 Title: nspluginwrapper installation fails during upgrade to Natty -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs