package apport 1.21.3-0ubuntu3 failed to install/upgrade: subprocess installed post-installation script returned error exit status 101

[Guillaume Hain]

$ lsb_release -rd
Description: Ubuntu oneiric (development branch)
Release: 11.10

$ apt-cache policy apport
apport:
  Installed: 1.21.3-0ubuntu3
  Candidate: 1.21.3-0ubuntu3
  Version table:
 *** 1.21.3-0ubuntu3 0
        500 http://archive.ubuntu.com/ubuntu/ oneiric/main amd64 Packages
        100 /var/lib/dpkg/status

Setting up apport (1.21.3-0ubuntu3) ...
SyntaxError: ("'continue' not properly in loop", ('/usr/share/apport/package-hooks/source_ubiquity.py', 30, None, 'continue\n'))

dpkg: error processing apport (--configure):
 subprocess installed post-installation script returned error exit status 101
dpkg: dependency problems prevent configuration of apport-gtk:
 apport-gtk depends on apport (>= 0.41); however:
  Package apport is not configured yet.
dpkg: error processing apport-gtk (--configure):
 dependency problems - leaving unconfigured
No apport report written because the error message indicates its a followup error from a previous failure.
                                                                                                          Errors were encountered while processing:
 apport
 apport-gtk
E: Sub-process /usr/bin/dpkg returned an error code (1)

ProblemType: Package
DistroRelease: Ubuntu 11.10
Package: apport 1.21.3-0ubuntu3
ProcVersionSignature: Ubuntu 3.0.0-8.11-generic 3.0.1
Uname: Linux 3.0.0-8-generic x86_64
NonfreeKernelModules: nvidia
ApportLog:

Architecture: amd64
Date: Wed Aug 17 17:04:46 2011
ErrorMessage: subprocess installed post-installation script returned error exit status 101
InstallationMedia: Ubuntu 11.10 "Oneiric Ocelot" - Alpha amd64 (20110803.1)
PackageArchitecture: all
SourcePackage: apport
Title: package apport 1.21.3-0ubuntu3 failed to install/upgrade: subprocess installed post-installation script returned error exit status 101
UpgradeStatus: Upgraded to oneiric on 2011-08-13 (3 days ago)