Captivate will not play inserted .mp4 videos after publishing project as a Video

I am using Captivate 2019, v. 11.5.5. I have also just updated my Media Encoder to the latest version. My issue is that Captivate will not publish my imported .mp4 videos when publishing the project to a Video. I can play my .mp4 videos outside of Captivate using VLC and Windows Media Player, yet when I insert one as an event video, and after publishing as a Video, my inserted video will begin to play then abort. I have tried […]