software-center crashed with KeyError in __getitem__(): "The cache has no package named 'clementine'"

Binary package hint: software-center

Gwibber Uninstaling

ProblemType: Crash
DistroRelease: Ubuntu 11.04
Package: software-center 3.1.23.3
ProcVersionSignature: Ubuntu 2.6.38-7.37-generic 2.6.38
Uname: Linux 2.6.38-7-generic i686
Architecture: i386
Date: Tue Mar 22 10:53:06 2011
ExecutablePath: /usr/share/software-center/software-center
InstallationMedia: Ubuntu 11.04 "Natty Narwhal" - Alpha i386 (20110321)
InterpreterPath: /usr/bin/python2.7
ProcCmdline: /usr/bin/python /usr/bin/software-center /home/username/Pobrane/clementine_0.6-0hostname7_i386.deb
ProcEnviron:
 LANGUAGE=pl_PL:en
 LANG=pl_PL.UTF-8
 SHELL=/bin/bash
PythonArgs: ['/usr/bin/software-center', '/home/username/Pobrane/clementine_0.6-0hostname7_i386.deb']
SourcePackage: software-center
Title: software-center crashed with KeyError in __getitem__(): "The cache has no package named 'clementine'"
UpgradeStatus: Upgraded to natty on 2011-03-21 (0 days ago)
UserGroups: adm admin cdrom dialout lpadmin plugdev sambashare