tensorflow/models · error · RuntimeError

Failed to obtain a unique export directory name after {MAX_D

Error message

Failed to obtain a unique export directory name after {MAX_DIRECTORY_CREATION_ATTEMPTS} attempts.

What it means

Error "Failed to obtain a unique export directory name after {MAX_DIRECTORY_CREATION_ATTEMPTS} attempts." thrown in tensorflow/models.

Source

Thrown at official/core/export_base.py:181

    RuntimeError: if repeated attempts fail to obtain a unique timestamped
      directory name.
  """
  attempts = 0
  while attempts < MAX_DIRECTORY_CREATION_ATTEMPTS:
    timestamp = int(time.time())

    result_dir = tf.io.gfile.join(
        tf.compat.as_bytes(export_dir_base), tf.compat.as_bytes(str(timestamp)))
    if not tf.io.gfile.exists(result_dir):
      # Collisions are still possible (though extremely unlikely): this
      # directory is not actually created yet, but it will be almost
      # instantly on return from this function.
      return result_dir
    time.sleep(1)
    attempts += 1
    logging.warning('Directory %s already exists; retrying (attempt %s/%s)',
                    str(result_dir), attempts, MAX_DIRECTORY_CREATION_ATTEMPTS)
  raise RuntimeError('Failed to obtain a unique export directory name after '
                     f'{MAX_DIRECTORY_CREATION_ATTEMPTS} attempts.')

View on GitHub (pinned to e006f5f0d5)

When it happens

Trigger: Thrown at official/core/export_base.py:181 when the library encounters an invalid state.

Common situations: See trigger scenarios.

AI-assisted analysis of tensorflow/models@e006f5f0d5 (2026-08-24). Data as JSON: /api/errors/2c873ca4ed1991a5. Report an issue: GitHub.