In digging through ubiquity, it looks like ubiquity hands off control to jockey via dbus, and it seems jockey runs into trouble. In the log it seems jockey is unable to find (or create?) it's cache, and so I wonder if that may be what's steering it off the cliff.
** Package changed: ubiquity (Ubuntu Precise) => jockey (Ubuntu Precise) -- You received this bug notification because you are a member of Desktop Packages, which is subscribed to jockey in Ubuntu. https://bugs.launchpad.net/bugs/876499 Title: Incorrect Nvidia driver installed by checking 3rd party box Status in “jockey” package in Ubuntu: Triaged Status in “nvidia-graphics-drivers” package in Ubuntu: New Status in “jockey” source package in Oneiric: Triaged Status in “nvidia-graphics-drivers” source package in Oneiric: New Status in “jockey” source package in Precise: Triaged Status in “nvidia-graphics-drivers” source package in Precise: New Bug description: During 11-10 install on checking the 3rd party programs box the Nvidia 173 driver is installed. However my graphics card uses the nvidia-current driver Nov 21 19:42:19 ubuntu ubiquity: WARNING:root:Could not open DriverDB cache /var/cache/jockey/driverdb-OpenPrintingDriverDB.cache: [Errno 2] No such file or directory: '/var/cache/jockey/driverdb-OpenPrintingDriverDB.cache' ... Nov 21 19:42:20 ubuntu ubiquity: WARNING:root:modinfo for module nvidia_96 failed: ERROR: modinfo: could not find module nvidia_96 Nov 21 19:42:20 ubuntu ubiquity: WARNING:root:modinfo for module nvidia_current failed: ERROR: modinfo: could not find module nvidia_current Nov 21 19:42:20 ubuntu ubiquity: WARNING:root:modinfo for module nvidia_173_updates failed: ERROR: modinfo: could not find module nvidia_173_updates Nov 21 19:42:20 ubuntu ubiquity: WARNING:root:modinfo for module nvidia_current_updates failed: ERROR: modinfo: could not find module nvidia_current_updates Nov 21 19:42:20 ubuntu ubiquity: WARNING:root:modinfo for module nvidia_173 failed: ERROR: modinfo: could not find module nvidia_173 Nov 21 19:42:20 ubuntu ubiquity: WARNING:root:modinfo for module nvidia_96_updates failed: ERROR: modinfo: could not find module nvidia_96_updates ... Nov 21 19:42:21 ubuntu ubiquity: WARNING:root:modinfo for module nvidia_current failed: ERROR: modinfo: could not find module nvidia_current Nov 21 19:42:21 ubuntu ubiquity: WARNING:root:modinfo for module nvidia_173_updates failed: ERROR: modinfo: could not find module nvidia_173_updates Nov 21 19:42:21 ubuntu ubiquity: WARNING:root:modinfo for module nvidia_173 failed: ERROR: modinfo: could not find module nvidia_173 Nov 21 19:42:21 ubuntu ubiquity: WARNING:root:modinfo for module nvidia_current_updates failed: ERROR: modinfo: could not find module nvidia_current_updates Nov 21 19:42:21 ubuntu ubiquity: WARNING:root:modinfo for module nvidia_current failed: ERROR: modinfo: could not find module nvidia_current Nov 21 19:42:21 ubuntu ubiquity: WARNING:root:modinfo for module nvidia_173_updates failed: ERROR: modinfo: could not find module nvidia_173_updates Nov 21 19:42:21 ubuntu ubiquity: WARNING:root:modinfo for module nvidia_173 failed: ERROR: modinfo: could not find module nvidia_173 Nov 21 19:42:21 ubuntu ubiquity: WARNING:root:modinfo for module nvidia_current_updates failed: ERROR: modinfo: could not find module nvidia_current_updates Nov 21 19:42:30 ubuntu ubiquity: Selecting previously unselected package patch. Nov 21 19:42:30 ubuntu ubiquity: (Reading database ... Nov 21 19:42:30 ubuntu ubiquity: 138193 files and directories currently installed.) ... Nov 21 19:42:32 ubuntu ubiquity: Selecting previously unselected package nvidia-173. Nov 21 19:42:32 ubuntu ubiquity: Unpacking nvidia-173 (from .../nvidia-173_173.14.30-0ubuntu8_i386.deb) ... ProblemType: Bug DistroRelease: Ubuntu 12.04 Package: ubiquity (not installed) ProcVersionSignature: Ubuntu 3.0.0-12.20-generic 3.0.4 Uname: Linux 3.0.0-12-generic x86_64 NonfreeKernelModules: nvidia ApportVersion: 1.23-0ubuntu3 Architecture: amd64 Date: Mon Oct 17 14:05:44 2011 InstallationMedia: Ubuntu 11.10 "Oneiric Ocelot" - Release amd64 (20111012) ProcEnviron: LANGUAGE=en_GB:en PATH=(custom, no user) LANG=en_GB.UTF-8 SHELL=/bin/bash SourcePackage: ubiquity UpgradeStatus: No upgrade log present (probably fresh install) To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/jockey/+bug/876499/+subscriptions -- Mailing list: https://launchpad.net/~desktop-packages Post to : desktop-packages@lists.launchpad.net Unsubscribe : https://launchpad.net/~desktop-packages More help : https://help.launchpad.net/ListHelp