DropboxScreenlet.py crashed with GError in draw_scaled_image(): Failed to open file '/home/vibhav/themes/default/dropbox.png': No such file or directory

I cant launch this screenlet .

ProblemType: Crash
DistroRelease: Ubuntu 11.10
Package: screenlets-pack-all 0.0.2-0ubuntu2
ProcVersionSignature: Ubuntu 3.0.0-12.20-generic 3.0.4
Uname: Linux 3.0.0-12-generic i686
ApportVersion: 1.23-0ubuntu4
Architecture: i386
Date: Tue Nov 8 17:34:58 2011
ExecutablePath: /usr/share/screenlets/screenlets-pack-all/Dropbox/DropboxScreenlet.py
InstallationMedia: Ubuntu 11.10 "Oneiric Ocelot" - Release i386 (20111012)
InterpreterPath: /usr/bin/python2.7
PackageArchitecture: all
ProcCmdline: python -u /usr/share/screenlets/screenlets-pack-all/Dropbox/DropboxScreenlet.py
ProcEnviron:
 PATH=(custom, no user)
 LANG=en_US.UTF-8
 SHELL=/bin/bash
PythonArgs: ['/usr/share/screenlets/screenlets-pack-all/Dropbox/DropboxScreenlet.py']
SourcePackage: indiv-screenlets
Title: DropboxScreenlet.py crashed with GError in draw_scaled_image(): Failed to open file '/home/vibhav/themes/default/dropbox.png': No such file or directory
UpgradeStatus: No upgrade log present (probably fresh install)
UserGroups: adm admin cdrom dialout lpadmin plugdev sambashare