I notice when I look up at an angle mobs and such disappear.
I spawned a No AI wither in the air then looked up at like 30 degrees or so and it just disappears...
also same with beacons and the beams...
Linked issues
Comments 4
Well both those do not cover that it works with all, it specifies 1 thing. Btw I mentioned beacons because that isn't an entity that I can spawn

Please attach screenshots.
Ticket resolved as incomplete, because no answer in a reasonable amount of time (1+ year), if it still happens, please update the ticket.
Dupe of MC-1058 / MC-68247