openshot crashed with TypeError in __init__(): Gtk.FileChooser.set_current_folder() argument 1 must be string, not None

[dave]

had just started a new project and from the file menu i had selected Import files. The file select pane did not appear and 3-4 seconds later this crash occurred

ProblemType: Crash
DistroRelease: Ubuntu 12.04
Package: openshot 1.4.0-1ubuntu1
ProcVersionSignature: Ubuntu 3.2.0-18.29-generic 3.2.9
Uname: Linux 3.2.0-18-generic x86_64
NonfreeKernelModules: nvidia
ApportVersion: 1.94.1-0ubuntu2
Architecture: amd64
CheckboxSubmission: 380054587e328456b5c9205648ffb5d9
CheckboxSystem: 669b662da410063cc918e0f60cf6cddf
Date: Sun Mar 11 09:21:58 2012
ExecutablePath: /usr/bin/openshot
InstallationMedia: Ubuntu 12.04 LTS "Precise Pangolin" - Beta amd64 (20120301)
InterpreterPath: /usr/bin/python2.7
PackageArchitecture: all
ProcCmdline: /usr/bin/python /usr/bin/openshot
ProcEnviron:
 LANGUAGE=en_GB:en
 LANG=en_GB.UTF-8
 SHELL=/bin/bash
PythonArgs: ['/usr/bin/openshot']
SourcePackage: openshot
Title: openshot crashed with TypeError in __init__(): Gtk.FileChooser.set_current_folder() argument 1 must be string, not None
UpgradeStatus: Upgraded to precise on 2012-03-10 (0 days ago)
UserGroups: adm cdrom dip lpadmin plugdev sambashare sudo

[Launchpad Janitor (janitor)]

Status changed to 'Confirmed' because the bug affects multiple users.