package_hook crashed with signal 7 in pkgCache::FindPkg()

[hoganrobert]

Binary package hint: apport

happened during upgrade from 9.04 to 9.10

ProblemType: Crash
Architecture: i386
Date: Sat Oct 31 11:58:09 2009
DistroRelease: Ubuntu 9.10
ExecutablePath: /usr/share/apport/package_hook
InterpreterPath: /usr/bin/python2.6
Package: apport 1.9.3-0ubuntu4
PackageArchitecture: all
ProcCmdline: /usr/bin/python /usr/share/apport/package_hook -p virtualbox-ose-source -l /var/log/dist-upgrade/
ProcEnviron:
 PATH=(custom, user)
 LANG=en_IE.UTF-8
 LANGUAGE=
 SHELL=/bin/bash
ProcVersionSignature: Ubuntu 2.6.31-14.48-generic
Signal: 7
SourcePackage: apport
StacktraceTop:
 pkgCache::FindPkg(std::string const&) ()
 pkgCacheGenerator::NewPackage(pkgCache::PkgIterator&, std::string const&) () from /usr/lib/libapt-pkg-libc6.10-6.so.4.8
 pkgCacheGenerator::MergeList(pkgCacheGenerator::ListParser&, pkgCache::VerIterator*) () from /usr/lib/libapt-pkg-libc6.10-6.so.4.8
 debPackagesIndex::Merge(pkgCacheGenerator&, OpProgress&) const () from /usr/lib/libapt-pkg-libc6.10-6.so.4.8
 ?? () from /usr/lib/libapt-pkg-libc6.10-6.so.4.8
Title: package_hook crashed with signal 7 in pkgCache::FindPkg()
Uname: Linux 2.6.31-14-generic i686
UserGroups: