unity-2d-panel crashed with SIGSEGV in IndicatorsWidget::onEntryRemoved()

[Michael Kowalchuk]

My previous desktop session was Unity 2D, and this error came up when I logged out and switched to the regular Unity desktop.

ProblemType: Crash
DistroRelease: Ubuntu 11.10
Package: unity-2d-panel 4.6.1-0ubuntu1
ProcVersionSignature: Ubuntu 3.0.0-11.18-generic 3.0.4
Uname: Linux 3.0.0-11-generic x86_64
ApportVersion: 1.23-0ubuntu1
Architecture: amd64
Date: Wed Sep 14 21:40:52 2011
ExecutablePath: /usr/bin/unity-2d-panel
InstallationMedia: Ubuntu 11.04 "Natty Narwhal" - Release amd64 (20110426)
ProcCmdline: unity-2d-panel
ProcEnviron:
 LANGUAGE=en_CA:en
 PATH=(custom, no user)
 LANG=en_CA.UTF-8
 SHELL=/bin/bash
SegvAnalysis:
 Segfault happened at: 0x7f1b59a1a823 <_ZN16IndicatorsWidget14onEntryRemovedERKSs+131>: mov (%rdx),%rsi
 PC (0x7f1b59a1a823) ok
 source "(%rdx)" (0x2cb38d048) not located in a known VMA region (needed readable region)!
 destination "%rsi" ok
SegvReason: reading unknown VMA
Signal: 11
SourcePackage: unity-2d
StacktraceTop:
 IndicatorsWidget::onEntryRemoved(std::string const&) () from /usr/lib/libunity-2d-private.so.0
 unity::indicator::Indicator::~Indicator() () from /usr/lib/libunity-core-4.0.so.4
 boost::detail::sp_counted_impl_p<unity::indicator::Indicator>::dispose() () from /usr/lib/libunity-core-4.0.so.4
 QList<boost::shared_ptr<unity::indicator::Indicator> >::~QList() () from /usr/lib/libunity-2d-private.so.0
 IndicatorsWidget::~IndicatorsWidget() () from /usr/lib/libunity-2d-private.so.0
Title: unity-2d-panel crashed with SIGSEGV in IndicatorsWidget::onEntryRemoved()
UpgradeStatus: Upgraded to oneiric on 2011-09-08 (6 days ago)
UserGroups: adm admin cdrom dialout kvm libvirtd lpadmin plugdev sambashare