I started digging deeper into the issue and it looks like the error occurs when trying to play a video that has plus signs in the Amazon S3 file name.

Below are examples of a couple of video file names that are working after the plugins were updated.

https://s3.amazonaws.com/example/ACSJ.mp4
https://s3.amazonaws.com/example/Collections-6-20-17.mov

Below are examples of a couple of video file names that DO NOT work after the plugins were updated.

https://s3.amazonaws.com/example/CTK+Nov1.mp4
https://s3.amazonaws.com/example/Self+Service+Center.mp4