[Bug] Buttons in event listener don't work

[Dudunkin]

Problem Description

If I add any buttons in a event listener, they won't work - an error popup appears, no matter what I do . But in the message template they work just fine. Video showcasing the bug (it fails to upload directly to github, for some reason): https://www.youtube.com/watch?v=4sW1nZn_cHA

It works with message template, but I want to use buttons inside the event listener: