audio skips

[Phil Lockwood]

The audio skips as if there is a defect in a CD when playing MP3 files or watching videos. Ubuntu 11.10
This started when I upgraded to 10. The previous version played video and audio file fine. All subsequent versions have failed.

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 x86_64
ApportVersion: 1.23-0ubuntu4
Architecture: amd64
Date: Sat Mar 31 22:46:21 2012
ExecutablePath: /usr/bin/totem
InstallationMedia: Ubuntu 10.10 "Maverick Meerkat" - Release amd64 (20101007)
ProcEnviron:
 PATH=(custom, no user)
 LANG=en_US.UTF-8
 SHELL=/bin/bash
SourcePackage: gstreamer0.10
UpgradeStatus: Upgraded to oneiric on 2011-12-26 (97 days ago)
XsessionErrors: (process:3078): Gtk-WARNING **: Locale not supported by C library.