That's what the logs you provided say.
Please follow these steps exactly:
1. Tell me the full url to the video you are trying to capture, by entering into the reply of this conversation
2. Close your browser and Start JMR
3. Get Support > Switch On "If requested by support please switch Debug Mode on"
4. Switch AUTO on
5. Open your browser and navigate to the url in 1 and try and play the video
6. Get Support, click the paper airplane to create the logs on your desktop in a zip file.
7. Attach that zip file to this conversation.
From CRS @ 20 Jan 2017 07:01