Sometimes the Handyfeeling bugs out and you are probably not on the latest FW (latest is 3.2.2).
The issue might be similar to this one in the Heresphere post, where some people couldn’t get it to work (solution):
https://discuss.eroscripts.com/t/heresphere-vr-video-player-for-quest-2-has-native-script-support-for-the-handy/57962/113?u=husky