Rythmbox fails when playing m3u streamfile

[Martijn_Hoekstra]

When I try to play the attached M3U file, Rythembox fails with the message: "Playback failed: Problem occurred without error being set. This is a bug in Rhythmbox or GStreamer."

ProblemType: Bug
DistroRelease: Ubuntu 11.04
Package: libgstreamer0.10-0 0.10.32-3ubuntu3
ProcVersionSignature: Ubuntu 2.6.38-9.43-generic 2.6.38.4
Uname: Linux 2.6.38-9-generic x86_64
NonfreeKernelModules: nvidia
Architecture: amd64
Date: Sun May 15 11:26:49 2011
ExecutablePath: /usr/bin/rhythmbox
InstallationMedia: Ubuntu 10.10 "Maverick Meerkat" - Release amd64 (20101007)
ProcEnviron:
 LANGUAGE=en_US:en
 LANG=en_US.UTF-8
 SHELL=/bin/bash
SourcePackage: gstreamer0.10
UpgradeStatus: Upgraded to natty on 2011-04-17 (27 days ago)