Videos are getting cut off or audio is wrong at the very end of the presentation

[wakecarter]

Does this thread help?

Problem with an “echo” while playing a video

Hi all In my experiment (Win10, version 2020.1.1) I play a series of video clips separated between blocks (super basic code), all mp4 format. There are 3 types of blocks: audio-only blocks (which are technically audiovisual but with a black screen I placed in the video-editing software to replace the talking head), video-only blocks, and regular audiovisual blocks. The problem – sometimes an “echo” appears with the audiovisual clips: The clip plays normally and then, in the end, the last 2-3 w…