war for the planet of the apes generates error in Step 4 of demo

[ryanmark1867]

exercising demo step 4, "war for the planet of the apes" generates the following error:

2020-02-15 10:19:42 WARNING root - COMMENT: end of transmission FM
127.0.0.1 - - [2020-02-15 10:19:42] "POST /webhook HTTP/1.1" 200 3167 5.177655
2020-02-15 10:19:49 WARNING root - IN ACTION SHOW DETAILS TRACKER_VALUE facebook
2020-02-15 10:19:49 WARNING root - raw_movie is the planet of the apes
2020-02-15 10:19:49 WARNING root - not a video the planet of the apes
2020-02-15 10:19:50 WARNING root - trying fuzzy match for the planet of the apes
2020-02-15 10:19:50 WARNING root - poster_file is /qnJ2trS7tcHxmG4KIUMgAbIM9DG.jpg
2020-02-15 10:19:50 WARNING root - target_URL is https://webviewfm.ngrok.io/
2020-02-15 10:19:51 WARNING root - movie_id_list is[]
2020-02-15 10:19:51 ERROR rasa_sdk.endpoint - Exception on /webhook [POST]
Traceback (most recent call last):
File "c:\users\ryanm\appdata\local\programs\python\python37\lib\site-packages\flask\app.py", line 2446, in wsgi_app
response = self.full_dispatch_request()
File "c:\users\ryanm\appdata\local\programs\python\python37\lib\site-packages\flask\app.py", line 1951, in full_dispatch_request
rv = self.handle_user_exception(e)
File "c:\users\ryanm\appdata\local\programs\python\python37\lib\site-packages\flask_cors\extension.py", line 161, in wrapped_function
return cors_after_request(app.make_response(f(*args, **kwargs)))
File "c:\users\ryanm\appdata\local\programs\python\python37\lib\site-packages\flask\app.py", line 1820, in handle_user_exception
reraise(exc_type, exc_value, tb)
File "c:\users\ryanm\appdata\local\programs\python\python37\lib\site-packages\flask_compat.py", line 39, in reraise
raise value
File "c:\users\ryanm\appdata\local\programs\python\python37\lib\site-packages\flask\app.py", line 1949, in full_dispatch_request
rv = self.dispatch_request()
File "c:\users\ryanm\appdata\local\programs\python\python37\lib\site-packages\flask\app.py", line 1935, in dispatch_request
return self.view_functionsrule.endpoint
File "c:\users\ryanm\appdata\local\programs\python\python37\lib\site-packages\flask_cors\decorator.py", line 128, in wrapped_function
resp = make_response(f(*args, **kwargs))
File "c:\users\ryanm\appdata\local\programs\python\python37\lib\site-packages\rasa_sdk\endpoint.py", line 59, in webhook
response = executor.run(action_call)
File "c:\users\ryanm\appdata\local\programs\python\python37\lib\site-packages\rasa_sdk\executor.py", line 254, in run
events = action(dispatcher, tracker, domain)
File "C:\personal\chatbot_july_2019\chatbot_production\actions.py", line 1203, in run
wv_payload = get_wv_payload('original_title',raw_movie)
File "C:\personal\chatbot_july_2019\chatbot_production\actions.py", line 1141, in get_wv_payload
movie_id_value = movie_id_list[0]
IndexError: list index out of range