[crash] game crashes when loading spawners with custom NBT

Game crashes when using a custom spawner

launcher displays random text

gravel does not fall

the game crashes when riding pigs

the game crashes when updating screens

you cannot pick up buckets of water/lava in creative mode

the game crashes when trading with villagers

you can pick up items when your inventory is full

iron golems attacking air where it killed a mob

mobs can glitch through walls

mobs can go to the nether

texture packs dont load correctly when changing them in-game