usb-creator-gtk crashed when selecting .iso file from external harddrive

[GrAzA]

Crash occurred in image file selection screen with address/path input box active.
ISO file was stored on an external USB3.0 hard drive connected to an USB2.0 port.

ProblemType: Crash
DistroRelease: Ubuntu 11.04
Package: usb-creator-gtk 0.2.28
ProcVersionSignature: Ubuntu 2.6.38-8.42-generic 2.6.38.2
Uname: Linux 2.6.38-8-generic i686
Architecture: i386
AssertionMessage: *** glibc detected *** /usr/bin/python: free(): invalid pointer: 0x09c6e450 ***
Date: Thu Oct 13 18:06:40 2011
ExecutablePath: /usr/bin/usb-creator-gtk
InterpreterPath: /usr/bin/python2.7
LiveMediaBuild: Ubuntu 11.04 "Natty Narwhal" - Release i386 (20110427.1)
PackageArchitecture: all
ProcCmdline: /usr/bin/python /usr/bin/usb-creator-gtk
ProcEnviron:
 LANGUAGE=de_DE:en
 LANG=de_DE.UTF-8
 SHELL=/bin/bash
Signal: 6
SourcePackage: usb-creator
StacktraceTop:
 __kernel_vsyscall ()
 raise () from /lib/i386-linux-gnu/libc.so.6
 abort () from /lib/i386-linux-gnu/libc.so.6
 ?? () from /lib/i386-linux-gnu/libc.so.6
 ?? () from /lib/i386-linux-gnu/libc.so.6
Title: usb-creator-gtk assert failure: *** glibc detected *** /usr/bin/python: free(): invalid pointer: 0x09c6e450 ***
UpgradeStatus: No upgrade log present (probably fresh install)
UserGroups: adm admin cdrom dialout lpadmin plugdev sambashare

[Apport retracing service (apport)]

Thank you for taking the time to report this crash and helping to make Ubuntu better. This particular crash has already been reported and is a duplicate of bug #661070, 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.