TNT crashes game if you stand in it and have an add-on that removes explosions
Standing in a tnt thats about to explode crashes game if you have an addon that removes explosions
https://youtu.be/lwKpFvljbsw
EDIT by Zeb: The crash happens when an entity explodes, and that entity's "minecraft:explode" component has a "power" parameter set to 0. If it is set above or below that number, it will not crash.