1.15.1

Fall damage is ignored for a couple of seconds when reloading into LAN or singleplayer worlds

Grass / Flowers / Snow are placed incorrectly in newly created chunks

Lily pads can be placed intersecting entities

Spawn protection doesn't work for item frames, paintings and armor stands

A dragon head is invisible if the entity wearing it is not in view

Walking on blocks less than 1 block tall placed on ice, slime blocks or honey blocks acts like walking on ice, slime block or honey blocks directly

Whether or not a player experiences some effect is calculated based on the block under the center of the player

Dispensed boats and rafts get stuck inside of dispensers used to place them

Snow covered grass/podzol/mycelium block side texture does not match original block

Beacon effect removes potion effect of the same type

Several mobs can pop off paintings, item frames and leads and destroy minecarts, armor stands and anything in item form even when mobGriefing is turned off

Sort order of creative inventory confusing

Redstone wire uses different criteria for connecting visually and logically

Wrong attack radius calculation damages/kills entities through blocks and corners

Pack of wild Wolves / Zombified piglins / Silverfish / Bees not becoming aggressive at one hit kill

Walking over the corner of lava deals damage

Walking on non-solid blocks with no collision plays their respective walking sounds

Possible to put stacked sword in the anvil

Your experience level overflows once it exceeds the integer limit

Dismounting an entity places riding entity / player half block too high

Fall damage is ignored for a couple of seconds when reloading into LAN or singleplayer worlds

Grass / Flowers / Snow are placed incorrectly in newly created chunks

Lily pads can be placed intersecting entities

Spawn protection doesn't work for item frames, paintings and armor stands

A dragon head is invisible if the entity wearing it is not in view

Walking on blocks less than 1 block tall placed on ice, slime blocks or honey blocks acts like walking on ice, slime block or honey blocks directly

Whether or not a player experiences some effect is calculated based on the block under the center of the player

Dispensed boats and rafts get stuck inside of dispensers used to place them

Snow covered grass/podzol/mycelium block side texture does not match original block

Beacon effect removes potion effect of the same type

Several mobs can pop off paintings, item frames and leads and destroy minecarts, armor stands and anything in item form even when mobGriefing is turned off

Sort order of creative inventory confusing

Redstone wire uses different criteria for connecting visually and logically

Wrong attack radius calculation damages/kills entities through blocks and corners

Pack of wild Wolves / Zombified piglins / Silverfish / Bees not becoming aggressive at one hit kill

Walking over the corner of lava deals damage

Walking on non-solid blocks with no collision plays their respective walking sounds

Possible to put stacked sword in the anvil

Your experience level overflows once it exceeds the integer limit

Dismounting an entity places riding entity / player half block too high