Comment 1 for bug 73423

I believe the cause of this problem is dependency problems with console-tools, which depends on console-setup and console-common.

Since nUbuntu isn't a standard Ubuntu distribution, I believe this isn't a problem with ubiquity, but a problem with nUbuntu and its packages.

Nov 27 00:31:06 nubuntu ubiquity: dpkg: error processing console-setup (--configure):
Nov 27 00:31:06 nubuntu ubiquity: subprocess post-installation script returned error exit status 1
Nov 27 00:31:06 nubuntu ubiquity: dpkg: dependency problems prevent configuration of console-tools:
Nov 27 00:31:06 nubuntu ubiquity: console-tools depends on console-setup | console-common; however:
Nov 27 00:31:06 nubuntu ubiquity: Package console-setup is not configured yet.
Nov 27 00:31:06 nubuntu ubiquity: Package console-common is not installed.
Nov 27 00:31:06 nubuntu ubiquity: dpkg: error processing console-tools (--configure):
Nov 27 00:31:06 nubuntu ubiquity: dependency problems - leaving unconfigured
Nov 27 00:31:06 nubuntu ubiquity: Errors were encountered while processing:
Nov 27 00:31:06 nubuntu ubiquity: console-setup
Nov 27 00:31:06 nubuntu ubiquity: console-tools
Nov 27 00:31:06 nubuntu ubiquity: E: Sub-process /usr/bin/dpkg returned an error code (1)
Nov 27 00:31:06 nubuntu grub-installer: info: Calling 'apt-install grub' failed
Nov 27 00:31:17 nubuntu python: ubiquity: ['log-output', '-t', 'ubiquity', '--pass-stdout', '/usr/share/grub-installer/grub-installer', '/target'] exited with code 1