Could somebody get a log of this failure with DEBCONF_DEBUG=developer set in the environment? It would help to see what's actually happening.
-- x11-common loop asking 'Please enter an integer between -20 and 19.' at debconf medium or higher https://launchpad.net/bugs/68267 -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs
