Submission 1392

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 101, in run
    solve(params, cis)  # let's try to solve the challenge,
  File "solution.py", line 55, in solve
    observation = check_valid_observations(observation)
  File "solution.py", line 21, in check_valid_observations
    observations = cv.cvtColor(src=observations, code=cv.COLOR_RGB2BGR)
error: /build/opencv-ys8xiq/opencv-2.4.9.1+dfsg/modules/imgproc/src/color.cpp:3648: error: (-215) scn == 3 || scn == 4 in function cvtColor