magicicada shows it stopping and restarting somewhere after 'checking capabilities'.  

The problem in syncdaemon.log seems to be this:


2011-08-10 11:25:39,846 - ubuntuone.SyncDaemon.ConnectionManager - DEBUG - Setting up the 'handshake' timer on 50 secs
2011-08-10 11:25:39,846 - ubuntuone.SyncDaemon.EQ - DEBUG - push_event: SYS_STATE_CHANGED, kwargs: {'state': SET_CAPABILITIES (error=False connected=True online=False)  Queue: WORKING  Connection: With User With Network}
2011-08-10 11:25:39,846 - ubuntuone.SyncDaemon.InteractionInterfaces - DEBUG - emitting state changed: SET_CAPABILITIES (error=False connected=True online=False)  Queue: WORKING  Connection: With User With Network
2011-08-10 11:25:39,847 - ubuntuone.SyncDaemon.InteractionInterfaces - DEBUG - called current_status
2011-08-10 11:25:40,190 - ubuntuone.SyncDaemon.ActionQueue - INFO - The request 'caps_raising_if_not_accepted' finished OK.
2011-08-10 11:25:40,538 - ubuntuone.SyncDaemon.ActionQueue - INFO - The request 'caps_raising_if_not_accepted' finished OK.
2011-08-10 11:25:40,538 - ubuntuone.SyncDaemon.EQ - DEBUG - push_event: SYS_SET_CAPABILITIES_OK, kwargs: {}
2011-08-10 11:25:40,538 - ubuntuone.SyncDaemon.StateManager - DEBUG - received event 'SYS_SET_CAPABILITIES_OK'
2011-08-10 11:25:40,539 - ubuntuone.SyncDaemon.StateManager - DEBUG - Transition SET_CAPABILITIES --[SYS_SET_CAPABILITIES_OK]--> AUTHENTICATE (queues: WORKING; connection: With User With Network)
2011-08-10 11:25:40,539 - ubuntuone.SyncDaemon.EQ - DEBUG - push_event: SYS_UNKNOWN_ERROR, kwargs: {}
2011-08-10 11:25:40,539 - ubuntuone.SyncDaemon.ActionQueue - INFO - The request 'oauth_authenticate' failed with the error: oauth_authenticate() takes exactly 3 arguments (4 given) and was handled with the event: SYS_UNKNOWN_ERROR
2011-08-10 11:25:40,540 - ubuntuone.SyncDaemon.ConnectionManager - DEBUG - Setting up the 'handshake' timer on 50 secs
2011-08-10 11:25:40,540 - ubuntuone.SyncDaemon.EQ - DEBUG - push_event: SYS_STATE_CHANGED, kwargs: {'state': AUTHENTICATE (error=False connected=True online=False)  Queue: WORKING  Connection: With User With Network}
2011-08-10 11:25:40,540 - ubuntuone.SyncDaemon.StateManager - DEBUG - received event 'SYS_UNKNOWN_ERROR'
2011-08-10 11:25:40,540 - ubuntuone.SyncDaemon.StateManager - DEBUG - Transition AUTHENTICATE --[SYS_UNKNOWN_ERROR]--> UNKNOWN_ERROR (queues: WORKING; connection: With User With Network)
2011-08-10 11:25:40,541 - ubuntuone.SyncDaemon.EQ - DEBUG - push_event: SYS_USER_DISCONNECT, kwargs: {}
2011-08-10 11:25:40,541 - ubuntuone.SyncDaemon.EQ - DEBUG - push_event: SYS_QUIT, kwargs: {}
2011-08-10 11:25:40,542 - ubuntuone.SyncDaemon.ConnectionManager - DEBUG - shutdown
2011-08-10 11:25:40,542 - ubuntuone.SyncDaemon.HQ - INFO - HashQueue: _hasher stopped
2011-08-10 11:25:40,543 - ubuntuone.SyncDaemon.DBus - INFO - Shuttingdown DBusInterface!
2011-08-10 11:25:41,633 - ubuntuone.SyncDaemon.tritcask - INFO - shutting down...
2011-08-10 11:25:41,701 - ubuntuone.SyncDaemon.EQ - DEBUG - push_event: SYS_STATE_CHANGED, kwargs: {'state': UNKNOWN_ERROR (error=True connected=False online=False)  Queue: WORKING  Connection: With User With Network}
2011-08-10 11:25:41,703 - ubuntuone.SyncDaemon.StorageClient - INFO - Connection lost, reason: [Failure instance: Traceback (failure with no frames): <class 'twisted.internet.error.ConnectionLost'>: Connection to the other side was lost in a non-clean fashion: Connection lost.
].