Minecraft Wiki
Java Edition 15w37a.png


Release date

September 10, 2015

Snapshot for


Other editions of 15w37a
  • Computer

15w37a[1] is the twenty-third snapshot released for Java Edition 1.9.


World generation[]

  • "The Void" is now a biome with id 127.
    • No mobs randomly spawn in the biome.
    • Generates a single structure: a stone platform with a cobblestone center block at spawn.
  • New superflat preset: The Void.
    • Spawns the player on a stone platform with a cobblestone center block, with the rest being air blocks and the void biome present everywhere.

Command format[]

NBT tags
  • MinecartHopper entity.
    • Enabled (byte): Determines whether or not the minecart hopper will pick up items into its inventory.
      • Example: /summon MinecartHopper ~ ~1 ~ {Enabled:1b}.
  • spectatorsGenerateChunks
    • Boolean to control whether or not spectators generate chunks on their own.
      • Defaults to true.





Chorus fruit
  • Teleportation range reduced from ±32 to ±8.
Golden apples
  • Enchanted golden apple regeneration level has been reduced from V to II.
  • Enchanted Golden Apple regeneration time has been reduced from 30 seconds to 20 seconds.
    • Its absorption level has been increased from I to IV to balance this.
  • Golden Apple regeneration level has been reduced from II to I.
  • Now have a new crafting recipe, requiring 6 planks and an iron ingot (this removes the need for wool).
    • As a result, they now lack a base color by default: The new texture shows a wooden face.
      • Crafting a shield with a banner still yields a patterned shield.
  • Arrows can now ricochet off a shield to hit other entities.


  • Bows can now be used when in the offhand, in the absence of a usable item in the main hand.
  • Sword attack speed increased from 1.45 to 1.6.
  • Axe attack speed is now based on the type, rather than 0.8 for all (similar to the hoe).
    • Wooden and stone axes have as speed of 0.8.
    • Iron axes have a speed of 0.9.
    • Gold and diamond axes have a speed of 1.
  • Certain attack damage values were changed.
    • Stone and diamond axes now deal 9 damage, instead of 8 and 10 respectively.
  • Upon death, the player now has the choice to respawn in spectator mode, rather than the world being deleted immediately.


  • Improved chunk generation, loading and sending.[2][3]
    • Improved rendering "by building a chunk only once where it was rebuilt up to 5 times in worst case".[4]


19 issues fixed
From released versions before 1.9
  • MC-46710 – 4 blocks wide paintings need 5 blocks space/paintings popping off wall when blocks around it are broken.
  • MC-58073 – Farmland has missing texture in inventory.
  • MC-79980 – Skeletons and creepers flee endlessly.
  • MC-86513 – Sneak mode ends after using inventory.
  • MC-88095 – Nights don't get skipped when the last player is set to Spectator mode.
  • MC-88098 – When unloading a hopper minecart it gets unlocked.
From the 1.8 development versions
  • MC-59061 – Zoom animation when entering (new generated) world.
From the 1.8.2 development versions
  • MC-76679 – Wrong hand position after going through portal/loading world (combined with missing item).
  • MC-77604 – Pushed WitherSkulls become invisible.
From the 1.9 development versions
  • MC-82923 – Bow in offhand does not work properly.
  • MC-86486 – Offhand sneak placing doesn't work like main hand sneak placing.
  • MC-86811 – Digging with axes, shovels, and pickaxes cause the new reload/attack animation to appear.
  • MC-86989 – World/map save dates are not recorded in the newer snapshots.
  • MC-87851 – When durability on bow it is 0 / 384 and shoot one more time to bugs.
  • MC-87872 – Can't open command blocks after death and respawn or changing dimensions.
  • MC-87877 – Command block break particles don't appear after death and respawn.
From the previous development version
  • MC-87918 – Animation not playing when placing command blocks after death and respawn
  • MC-88206 – Stairs/leaves disappear or replaced by doors/beetroot.
  • MC-88277 – Hopper: java.lang.NullPointerException: Updating screen events.


Video made by slicedlime:


  • Unlike most of the first-of-the-week snapshots, this was released on a Thursday instead of Wednesday, similar to the snapshots before 14w26a.
  • This version was previously removed from the launcher for some time, but was added back in September 2018.