gdebi-gtk crashed with error in finish_dpkg()

[Knarfluz]

Binary package hint: gdebi

* Double-click a package to install
* Click the Install button gdebi
* The package is not installed and the message: dpkg: unable to read the flags of the descriptor file for the package and progress <This descriptor filename>: Bad file descriptor
* The gdebi crashes.

ProblemType: Crash
DistroRelease: Ubuntu 10.10
Package: gdebi 0.6.2ubuntu1
ProcVersionSignature: Ubuntu 2.6.35-19.28-generic 2.6.35.3
Uname: Linux 2.6.35-19-generic x86_64
Architecture: amd64
Date: Tue Sep 7 02:51:19 2010
ExecutablePath: /usr/bin/gdebi-gtk
InstallationMedia: Ubuntu 10.10 "Maverick Meerkat" - Beta amd64 (20100901.1)
InterpreterPath: /usr/bin/python2.6
PackageArchitecture: all
ProcCmdline: /usr/bin/python /usr/bin/gdebi-gtk --non-interactive /home/ubuntu/Área\ de\ Trabalho/jdownloader_0.1-0jd1~maverick1_all.deb
ProcEnviron:
 LANGUAGE=pt_BR:pt:en
 PATH=(custom, no user)
 LANG=pt_BR.UTF-8
 SHELL=/bin/bash
PythonArgs: ['/usr/bin/gdebi-gtk', '--non-interactive', '/home/ubuntu/\xc3\x81rea de Trabalho/jdownloader_0.1-0jd1~maverick1_all.deb']
SourcePackage: gdebi
Title: gdebi-gtk crashed with error in finish_dpkg()
Traceback:
 Traceback (most recent call last):
   File "/usr/lib/python2.6/dist-packages/GDebi/GDebi.py", line 629, in finish_dpkg
     lock.release()
 error: release unlocked lock
UserGroups:

[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 #630784, 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.