will not play commercial DVD. Missing codec. Cannot find codec.

[R P B]

I know this cannot be a mistake. Just freaking tell people where to get the damn codec or at least the name.

ProblemType: Bug
DistroRelease: Ubuntu 11.10
Package: libgstreamer0.10-0 0.10.35-1
ProcVersionSignature: Ubuntu 3.0.0-17.30-generic 3.0.22
Uname: Linux 3.0.0-17-generic i686
NonfreeKernelModules: nvidia
ApportVersion: 1.23-0ubuntu4
Architecture: i386
CheckboxSubmission: 547fee8d3d006d32e1a5d10038ebcfa8
CheckboxSystem: 4ed15c40009aa6f7770f606350a390a2
Date: Wed Apr 11 20:56:54 2012
ExecutablePath: /usr/bin/totem
InstallationMedia: Ubuntu 11.10 "Oneiric Ocelot" - Release i386 (20111012)
ProcEnviron:
 PATH=(custom, no user)
 LANG=en_US.UTF-8
 SHELL=/bin/bash
SourcePackage: gstreamer0.10
UpgradeStatus: No upgrade log present (probably fresh install)