PcmanFm crashes during `apt-get dist-upgrade` [Lubuntu Precise]

[Dave E.]

The following packages will be upgraded:
  flashplugin-installer google-chrome-stable language-selector-common language-selector-gnome
  synaptic
5 upgraded, 0 newly installed, 0 to remove and 0 not upgraded.
Need to get 29.6 MB of archives.
After this operation, 2,470 kB of additional disk space will be used.
Do you want to continue [Y/n]? Y

Ubuntu precise (development branch)
Release: 12.04

ProblemType: Crash
DistroRelease: Ubuntu 12.04
Package: pcmanfm 0.9.10-0ubuntu1
ProcVersionSignature: Ubuntu 3.2.0-19.30-generic 3.2.11
Uname: Linux 3.2.0-19-generic x86_64
NonfreeKernelModules: fglrx
ApportVersion: 1.95-0ubuntu1
Architecture: amd64
CrashCounter: 1
Date: Thu Mar 29 00:47:59 2012
ExecutablePath: /usr/bin/pcmanfm
InstallationMedia: Lubuntu 12.04 "Precise Pangolin" - Beta amd64 (20120301.1)
Pref_Config_Home_lubuntu:
 [Preferred Applications]
 CustomWebBrowsers=lxterminal.desktop;
ProcCmdline: pcmanfm --desktop --profile lubuntu
ProcEnviron:
 LANG=en_US.UTF-8
 SHELL=/bin/bash
SegvAnalysis: Skipped: missing required field "Disassembly"
Signal: 11
SourcePackage: pcmanfm
UpgradeStatus: No upgrade log present (probably fresh install)
UserGroups: adm cdrom dip lpadmin plugdev sambashare sudo

[Apport retracing service (apport)]

Thank you for taking the time to report this crash and helping to make this software better. This particular crash has already been reported and is a duplicate of bug #838489, so is being marked as such. Please look at the other bug report to see if there is any missing information that you can provide, or to see if there is a workaround for the bug. Additionally, any further discussion regarding the bug should occur in the other report. Please continue to report any other bugs you may find.