Java Edition 15w51a

15w51a is the forty-seventh snapshot released for 1.9, released to fix bugs and crashes.

This version was previously removed from the launcher for some time, but was added back in September 2018.

Command format

 * Gamerules
 * Controls how far from the world spawn point players can spawn.
 * Defaults to 10.
 * Defaults to 10.

Blocks

 * Ice
 * Water produced by melting ice now flows.

Mobs

 * General
 * AI and pathfinding has been improved.


 * Creepers
 * No longer drop music discs when is set.

Non-mob entities

 * Boats
 * Will now drop their corresponding wood planks when broken.


 * End crystals
 * End crystals can no longer be placed in Adventure mode.

World generation

 * Terrain
 * When riding a minecart, boat, pig or horse, terrain will now normally generate.

Command format

 * Using the command to set a gamerule will now report the change: “Game rule &lt;gamerule&gt; has been updated to &lt;value&gt;.”
 * Using the command to set a gamerule will now report the change: “Game rule &lt;gamerule&gt; has been updated to &lt;value&gt;.”

Gameplay

 * Frost walker
 * No longer frosts water blocks that do not have an air block above.


 * Spectator mode
 * A spectator is no longer able to open a chest where the loot has not been generated yet.
 * They are given the message: "Unable to open. Loot not generated yet."


 * Status effects
 * Glowing status effect now outlines players and mobs more exactly, arrows stuck in them or items held and transparencies will now be obeyed.

Video
Video made by slicedlime: