No possibility to see a DVD movie on media player

[Carlos Zuniga]

I installed Ubuntu 11.10 for the first time; I tried to see a DVD movie and all the time appears ERRORS, or maybe the file is encrypted. Thks.
Carlos Zuniga

ProblemType: Bug
DistroRelease: Ubuntu 11.10
Package: libgstreamer0.10-0 0.10.35-1
ProcVersionSignature: Ubuntu 3.0.0-12.20-generic 3.0.4
Uname: Linux 3.0.0-12-generic i686
ApportVersion: 1.23-0ubuntu3
Architecture: i386
Date: Mon Oct 24 20:09:28 2011
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)