Jonathan, to get your P-Touch working with the source tarball from upstream (this is a workaround, not a fix), see the following forum thread:
http://forums.freestandards.org/read.php?24,49 -- Cups filters are not bundled with Ubuntu altough the PPD are present https://launchpad.net/bugs/59324 -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs
