W0616 15:51:30.669703 140504606967680 tpu_strategy_util.py:56] TPU system %s has already been initialized. Reinitializing the TPU can cause previously created variables on TPU to be lost.

---------------------------------------------------------------------------

AbortedError                              Traceback (most recent call last)

/usr/local/lib/python3.6/dist-packages/tensorflow/python/client/session.py in _do_call(self, fn, *args)
   1355     try:
-> 1356       return fn(*args)
   1357     except errors.OpError as e:

11 frames

AbortedError: Session ccd188ff0343641e is not found.


During handling of the above exception, another exception occurred:

AbortedError                              Traceback (most recent call last)

/usr/local/lib/python3.6/dist-packages/tensorflow/python/client/session.py in _do_call(self, fn, *args)
   1368           pass
   1369       message = error_interpolation.interpolate(message, self._graph)
-> 1370       raise type(e)(node_def, op, message)
   1371
   1372   def _extend_graph(self):

AbortedError: Session ccd188ff0343641e is not found.