ubuntuone-syncdaemon crashed with ValueError in key_file()

Binary package hint: ubuntuone-client

on upgrading to meerkat and restarting I t reports a lot of errors on ubuntuone client

ProblemType: Crash
DistroRelease: Ubuntu 10.10
Package: ubuntuone-client 1.4.1-0ubuntu1
ProcVersionSignature: Ubuntu 2.6.35-22.32-generic 2.6.35.4
Uname: Linux 2.6.35-22-generic i686
Architecture: i386
CheckboxSubmission: 8f8f9995d68a584bfe0a7914225fbe0b
CheckboxSystem: b845c366ea09c60efa3a45c1b5b21525
Date: Sun Sep 19 23:44:12 2010
ExecutablePath: /usr/lib/ubuntuone-client/ubuntuone-syncdaemon
InstallationMedia: Ubuntu 9.10 "Karmic Koala" - Release i386 (20091028.5)
InterpreterPath: /usr/bin/python2.6
PackageArchitecture: all
ProcCmdline: /usr/bin/python /usr/lib/ubuntuone-client/ubuntuone-syncdaemon
ProcEnviron:
 SHELL=/bin/bash
 LANG=en_US.utf8
PythonArgs: ['/usr/lib/ubuntuone-client/ubuntuone-syncdaemon']
SourcePackage: ubuntuone-client
Title: ubuntuone-syncdaemon crashed with ValueError in key_file()
UbuntuOneClientConfig:
 [ubuntuone]
 show_applet = 1
 connected = True
 connect = 0
 bookmarked = True
UbuntuOneOAuthLoginLog:
 Starting Ubuntu One client version 1.0.2
 Starting Ubuntu One client version 1.0.2
 2010-03-31 21:44:37,888:888.261079788 UbuntuOne.Client.Applet Starting Ubuntu One client version 1.0.3
 2010-04-09 10:03:07,194:194.70500946 ubuntuone-login Starting Ubuntu One login manager version 1.1.91
 2010-04-16 11:08:20,420:420.203924179 ubuntuone-login Starting Ubuntu One login manager version 1.1.91
UbuntuOneUserSyncdaemonConfig:
 [bandwidth_throttling]
 read_limit = 2097152
 write_limit = 2097152
 on = False
UserGroups: adm admin cdrom dialout lpadmin netdev plugdev sambashare