Audio anomalies in HTML5 output

I am on a team with several Captivate 2017 users. We want to combine the slides from several Captivate files into one. We only output at HTML5 due to Flash being restricted on our LAN (and other reasons). We found that when copy/pasting slides from one file into another, the audio gets modified. Some segments (not restricted to a single slide, often spanning more than one) get cut out and are replaced by the audio from a previous, unrelated project. […]