RTM Plugin sync stops

After upgrading gtg this morning, I am no longer able to sync with RTM. The progress bar shows approximately 50% and then holds. The window says deleting tasks from RTM, and the progress bar says Adding <task name>.

Output from command line:

chris@titan:~$ gtg

** (gtg:13217): CRITICAL **: atk_object_set_name: assertion `name != NULL' failed
Exception in thread Thread-4:
Traceback (most recent call last):
  File "/usr/lib/python2.6/threading.py", line 525, in __bootstrap_inner
    self.run()
  File "/usr/lib/python2.6/threading.py", line 477, in run
    self.__target(*self.__args, **self.__kwargs)
  File "/usr/share/gtg/GTG/plugins/rtm_sync/syncEngine.py", line 83, in synchronize
    self.synchronizeWorker()
  File "/usr/share/gtg/GTG/plugins/rtm_sync/syncEngine.py", line 147, in synchronizeWorker
    self.remote_proxy)
  File "/usr/share/gtg/GTG/plugins/rtm_sync/syncEngine.py", line 234, in _process_deleted_tasks
    tasks_to_remove = self._task_ids_to_tasks(ids_to_remove, all_tasks)
  File "/usr/share/gtg/GTG/plugins/rtm_sync/syncEngine.py", line 219, in _task_ids_to_tasks
    return map(lambda id: id_to_task[id], id_list)
  File "/usr/share/gtg/GTG/plugins/rtm_sync/syncEngine.py", line 219, in <lambda>
    return map(lambda id: id_to_task[id], id_list)
KeyError: '90283277'