banshee hangs always

when i started playing musics in banshee, it automatically hangs. Even after a long time, it is not recovered. I used to face this same problem always. It'll play the music. But interface will go to sleep mode. I cannot change the music or pause it. I can only close it.

ProblemType: Bug
DistroRelease: Ubuntu 11.10
Package: banshee 2.2.0-1ubuntu2
ProcVersionSignature: Ubuntu 3.0.0-12.20-generic 3.0.4
Uname: Linux 3.0.0-12-generic i686
NonfreeKernelModules: wl
ApportVersion: 1.23-0ubuntu3
Architecture: i386
Date: Sun Oct 16 10:03:15 2011
ExecutablePath: /usr/lib/banshee/Banshee.exe
InstallationMedia: Ubuntu 11.10 "Oneiric Ocelot" - Release i386 (20111012)
InterpreterPath: /usr/bin/mono
SourcePackage: banshee
UpgradeStatus: No upgrade log present (probably fresh install)