Non-player entities teleport to Y-64 height when transported from the End to the Overworld

Structures do not spawn mobs after a world is saved and reloaded

Disconnected bedrock client consumes excessive memory (10X) after server disconnect

Player is teleported to the void when using an end gateway

Going through Nether/End portal causes game to get stuck on "Building Terrain", and restarting the game teleports player to the same coordinates of the dimension that they left from