ubuntuone-launch crashed with ImportError in __main__: No module named platform.credentials

[Pit(er) Ralon]

crash report is starting after upgrading system from 11.04 to 11.10

ProblemType: Crash
DistroRelease: Ubuntu 11.10
Package: ubuntuone-client 1.7.2-0ubuntu1
ProcVersionSignature: Ubuntu 3.0.0-11.17-generic 3.0.4
Uname: Linux 3.0.0-11-generic x86_64
ApportVersion: 1.22.1-0ubuntu2
Architecture: amd64
Date: Tue Sep 13 06:51:33 2011
ExecutablePath: /usr/bin/ubuntuone-launch
InstallationMedia: Ubuntu 11.04 "Natty Narwhal" - Release amd64 (20110427.1)
InterpreterPath: /usr/bin/python2.7
PackageArchitecture: all
ProcCmdline: /usr/bin/python /usr/bin/ubuntuone-launch
PythonArgs: ['/usr/bin/ubuntuone-launch']
SourcePackage: ubuntuone-client
Title: ubuntuone-launch crashed with ImportError in __main__: No module named platform.credentials
Traceback:
 Traceback (most recent call last):
   File "/usr/bin/ubuntuone-launch", line 56, in <module>
     from ubuntuone.platform.credentials import CredentialsManagementTool
 ImportError: No module named platform.credentials
UbuntuOneSyncdaemonExceptionsLog:

UpgradeStatus: Upgraded to oneiric on 2011-09-13 (0 days ago)
UserGroups: adm admin cdrom dialout dip fax floppy fuse lpadmin netdev plugdev root sambashare tape video www-data

[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 #721893, 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.

[naoli (naoli)]

Hi there,

i do have the same problem and unfortunately, bug #721893 does not seem to exist.

Could you help ?