Comment 3 for bug 657850

This issue can be fixed by running the following command from the terminal while ubuntuone-preferences window is open (all in one line, quotes should be included):

dbus-send --print-reply --dest=com.ubuntu.sso /credentials com.ubuntu.sso.ApplicationCredentials.login_to_get_credentials "string:Ubuntu One" "string:Workaround for LP:657850" int64:0