Traceback (most recent call last):


 "/home/ubuntu/.local/lib/python2.7/site-packages/ray/workers/default_worker.py", line 99, in <module>

ray.worker.global_worker.main_loop()


 "/home/ubuntu/.local/lib/python2.7/site-packages/ray/worker.py", line 1010, in main_loop

self._wait_for_and_process_task(task)


 "/home/ubuntu/.local/lib/python2.7/site-packages/ray/worker.py", line 967, in _wait_for_and_process_task

self._process_task(task, execution_info)


 "/home/ubuntu/.local/lib/python2.7/site-packages/ray/worker.py", line 865, in _process_task

traceback_str)


 "/home/ubuntu/.local/lib/python2.7/site-packages/ray/worker.py", line 889, in _handle_process_task_failure

self._store_outputs_in_object_store(return_object_ids, failure_objects)


 "/home/ubuntu/.local/lib/python2.7/site-packages/ray/worker.py", line 798, in _store_outputs_in_object_store

self.put_object(object_ids[i], outputs[i])


 "/home/ubuntu/.local/lib/python2.7/site-packages/ray/worker.py", line 411, in put_object

self.store_and_register(object_id, value)


 "/home/ubuntu/.local/lib/python2.7/site-packages/ray/worker.py", line 346, in store_and_register

self.task_driver_id))


 "/home/ubuntu/.local/lib/python2.7/site-packages/ray/utils.py", line 404, in _wrapper

return orig_attr(*args, **kwargs)


 "pyarrow/_plasma.pyx", line 534, in pyarrow._plasma.PlasmaClient.put

buffer = self.create(target_id, serialized.total_bytes)


 "pyarrow/_plasma.pyx", line 344, in pyarrow._plasma.PlasmaClient.create

check_status(self.client.get().Create(object_id.data, data_size,


 "pyarrow/error.pxi", line 83, in pyarrow.lib.check_status

raise ArrowIOError(message)
ArrowIOError: Broken pipe

Traceback (most recent call last):


 "/home/ycai/anaconda3/envs/lerner/lib/python3.7/site-packages/tensorflow/python/client/session.py", line 1334, in _do_call

return fn(*args)


 "/home/ycai/anaconda3/envs/lerner/lib/python3.7/site-packages/tensorflow/python/client/session.py", line 1319, in _run_fn

options, feed_dict, fetch_list, target_list, run_metadata)


 "/home/ycai/anaconda3/envs/lerner/lib/python3.7/site-packages/tensorflow/python/client/session.py", line 1407, in _call_tf_sessionrun

run_metadata)
tensorflow.python.framework.errors_impl.InvalidArgumentError: Assign requires shapes of both tensors to match. lhs shape= [0,768] rhs shape= [32,768]
