apport-collect crashes when run

While trying to help another user to diagnose & collect data on his problem, we found 'apport-collect' to be crashing on 12.04:

[cerdea-aws]cerdea@xango4:/build/buildd/qa-kernel-sru-tests$ apport-collect 947507
Traceback (most recent call last):
  File "/usr/share/apport/apport-gtk", line 468, in <lambda>
    GLib.idle_add(lambda: self.collect_info(on_finished=self.ui_update_view))
  File "/usr/lib/python2.7/dist-packages/apport/ui.py", line 830, in collect_info
    if (self.report['ProblemType'] == 'Crash' and 'Stacktrace' in self.report) or \
  File "/usr/lib/python2.7/UserDict.py", line 23, in __getitem__
    raise KeyError(key)
KeyError: 'ProblemType'

ProblemType: Bug
DistroRelease: Ubuntu 12.04
Package: apport 1.94-0ubuntu1
ProcVersionSignature: Ubuntu 3.2.0-18.28-generic 3.2.9
Uname: Linux 3.2.0-18-generic x86_64
ApportLog:

ApportVersion: 1.94-0ubuntu1
Architecture: amd64
CrashReports:
 600:1003:134:59806:2012-03-05 12:18:29.261241000 -0600:2012-03-05 12:18:30.261241000 -0600:/var/crash/_usr_bin_pasaffe.1003.crash
 600:1003:134:5705792:2012-03-04 11:36:27.999040000 -0600:2012-03-04 11:36:28.999040000 -0600:/var/crash/_usr_bin_nautilus.1003.crash
 664:1003:134:0:2012-03-05 12:18:32.885234006 -0600:2012-03-05 12:18:32.885234006 -0600:/var/crash/_usr_bin_pasaffe.1003.upload
Date: Mon Mar 5 15:24:49 2012
EcryptfsInUse: Yes
InstallationMedia: Ubuntu 11.10 "Oneiric Ocelot" - Alpha amd64 (20110705.1)
PackageArchitecture: all
SourcePackage: apport
UpgradeStatus: Upgraded to precise on 2012-02-19 (15 days ago)