Submission 1475

InvalidSubmission:
Traceback (most recent call last):
  File "/workspace/src/duckietown-challenges/src/duckietown_challenges/cie_concrete.py", line 486, in wrap_evaluator
    raise InvalidSubmission(out[SPECIAL_INVALID_SUBMISSION])
InvalidSubmission: Invalid solution:
Traceback (most recent call last):
  File "/notebooks/src/duckietown-challenges/src/duckietown_challenges/cie_concrete.py", line 590, in wrap_solution
    raise InvalidSubmission(msg)
InvalidSubmission: Uncaught exception in solution:
Traceback (most recent call last):
  File "/notebooks/src/duckietown-challenges/src/duckietown_challenges/cie_concrete.py", line 585, in wrap_solution
    solution.run(cis)
  File "solution.py", line 86, in run
    solve(params, cis)  # let's try to solve the challenge,
  File "solution.py", line 33, in solve
    graph_location='tf_models/')  # this is the folder where our models are stored.
  File "/workspace/model.py", line 60, in __init__
    self._initialize(observation_shape, action_shape, graph_location)
  File "/workspace/model.py", line 84, in _initialize
    self._storing(storage_location)
  File "/workspace/model.py", line 101, in _storing
    self.tf_checkpoint = tf.train.latest_checkpoint(location)
  File "/usr/local/lib/python2.7/dist-packages/tensorflow/python/training/checkpoint_management.py", line 338, in latest_checkpoint
    if file_io.get_matching_files(v2_path) or file_io.get_matching_files(
  File "/usr/local/lib/python2.7/dist-packages/tensorflow/python/lib/io/file_io.py", line 344, in get_matching_files
    compat.as_bytes(single_filename), status)
  File "/usr/local/lib/python2.7/dist-packages/tensorflow/python/framework/errors_impl.py", line 528, in __exit__
    c_api.TF_GetCode(self.status.status))
NotFoundError: /opt/ml/model; No such file or directory