Minecraft Wiki
Minecraft 15w31b
Java Edition 15w31b.png


Release date

July 30, 2015

Snapshot for


15w31b[1] is the second snapshot for Java Edition 1.9, which was released to fix some bugs and crashes from 15w31a, including an important one regarding books and signs.



Splash water bottles
  • Can be used to put out fires, temporarily creating a little water puddle.

Command format[]

  • Now clears the offhand slot.


Status effects
  • Levitation:
    • Can no longer induce people from being kicked from servers.
  • Glowing:
    • The details on item models are now highlighted completely while held, instead of being just a box.
    • Worn armor and held items will get highlighted with the corresponding team color, instead of overriding them.


23 issues fixed
From the previous development version
  • MC-82808 – New arrow names.
  • MC-82809 – Texture errors for spectral arrow.
  • MC-82819 – Levitating for too long kicks the player.
  • MC-82842 – Multiplayer whenever someone mines the body of another player shakes.
  • MC-82859 – You get a stack of the new arrow upon picking it up on the ground.
  • MC-82863 – Item box instead of outline when highlighted by spectral arrow.
  • MC-82873 – Cannot get property on rails.
  • MC-82874 – When you do /kill with a left arm set it goes to a right arm.
  • MC-82876 – Hide particles not working.
  • MC-82880 – Cannot get property while planting cocoa beans.
  • MC-82896/clear doesn't clear slots other than main inventory.
  • MC-82907 – Signed book and quill messed up result.
  • MC-82938 – Enderman misplaced arm plus head.
  • MC-83015 – Normal rails don't adjust to attach to other types of rails.
  • MC-83041 – Armor slots in /replaceitem do not work as intended.
  • MC-83143 – Glowing effect does not have team color around armor or held items.
  • MC-83187 – Signs show opening and closing quotes on each line.
  • MC-83313 – Failed to save chunk: java.io.UTFDataFormatException: encoded string too long: 65541 bytes.
  • MC-83336 – Enchantments broken - items are enchanted, but receive no properties.
  • MC-83623 – Item models break when tools with durability use the Unbreakable tag.
  • MC-83709 – Scrolling in the "Miscellaneous" creative inventory tab skips one row.
  • MC-83818 – [Resource Pack Bug] Crash when using cull faces with multipart blockstates.
  • MC-83838ShulkerBullet NBT gets corrupted when (Owner,) Target and Pos position are equal.


Video made by slicedlime:


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