gdebi-gtk crashed with error in finish_dpkg()

[bob1z]

Binary package hint: gdebi

Hi

my ubuntu is 10:10 a3
gdebi:
  Installed: 0.6.2ubuntu1
  Candidate: 0.6.2ubuntu1
Gdebi crash every time i use it .

ProblemType: Crash
DistroRelease: Ubuntu 10.10
Package: gdebi 0.6.2ubuntu1
ProcVersionSignature: Ubuntu 2.6.35-17.23-generic 2.6.35.2
Uname: Linux 2.6.35-17-generic i686
Architecture: i386
Date: Thu Aug 26 11:44:40 2010
ExecutablePath: /usr/bin/gdebi-gtk
InstallationMedia: Ubuntu 10.04 LTS "Lucid Lynx" - Release i386 (20100429)
InterpreterPath: /usr/bin/python2.6
PackageArchitecture: all
ProcCmdline: /usr/bin/python /usr/bin/gdebi-gtk /home/joseph/Desktop/DEB/amsn_0.99b-svn.deb
ProcEnviron:
 PATH=(custom, no user)
 LANG=en_GB.utf8
 SHELL=/bin/bash
PythonArgs: ['/usr/bin/gdebi-gtk', '/home/joseph/Desktop/DEB/amsn_0.99b-svn.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:

[bob1z (josephcaseley-deactivatedaccount)]

I am using the Terminal as a work round at the moment.

[Saul (creative-balm)]

Tried to install Dropbox from their website using GUI (Debian/Ubuntu) install manager.