can't upgrade to 11.10

[hendrikwout]

I can't upgrade to 11.10. Probably it's because of a bad third party package, however I cannot discover by which package it is caused.

ProblemType: Bug
DistroRelease: Ubuntu 11.04
Package: update-manager 1:0.150.5.1
ProcVersionSignature: Ubuntu 2.6.38-13.53-generic 2.6.38.8
Uname: Linux 2.6.38-13-generic x86_64
NonfreeKernelModules: wl
Architecture: amd64
Date: Sat Dec 24 22:01:52 2011
GConfNonDefault:
 /apps/update-manager/check_new_release_ignore=oneiric
 /apps/update-manager/first_run=false
 /apps/update-manager/window_size=(600,599)
InstallationMedia: Ubuntu 10.10 "Maverick Meerkat" - Release amd64 (20101007)
PackageArchitecture: all
ProcEnviron:
 LANGUAGE=nl_BE:en
 PATH=(custom, user)
 LANG=nl_BE.UTF-8
 SHELL=/bin/bash
SourcePackage: update-manager
UpgradeStatus: Upgraded to natty on 2011-12-24 (0 days ago)
VarLogDistupgradeApttermlog:

VarLogDistupgradeHistorylog:

VarLogDistupgradeSystemstatetargz:

VarLogDistupgradeTermlog:

[RedSingularity (redsingularity)]

Looks like the package causing the halt is:

libpango1.0-0

Try removing it to continue.
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[Launchpad Janitor (janitor)]

[Expired for update-manager (Ubuntu) because there has been no activity for 60 days.]