Minecraft Wiki
Minecraft 19w39a
Java Edition 19w39a.png

Java Edition



Release date

September 27, 2019

Snapshot for



Client (.json)

Obfuscation maps


Protocol version


Data version


19w39a is the seventh snapshot for Java Edition 1.15, released on September 27, 2019,[1] which fixes many bugs.



  • The block selection outline was reverted to how it looked before 19w38a.
Iron doors
  • Must now be mined with a pickaxe for it to be dropped as an item.
Melon stems and pumpkin stems
  • Attached stems now drop their seeds again when broken.
  • Now places facing the player, rather than always north-south.

Command format[]

NBT text components
  • Added NBT text component variant for NBT storage: {"nbt": <path>, "storage":"<resource id>"}.


Block models
  • Lighting of blocks in the inventory has been swapped from being dark on the right to being dark on the left.
  • Changed texture map for all chests.
  • Banner patterns now use the alpha channel instead of brightness.[verify]
  • The ender dragon no longer has a separate texture for the bottom of its wing anymore.
  • The glint texture for enchanted items now appears like it does in-game.


66 issues fixed
From released versions before 1.15
  • MC-791 – Rails are not placed in the direction the player is looking.
  • MC-1313 – Incorrect sign surface normal causes the text color to not be applied properly.
  • MC-2140 – Connecting to a server with a space in the name fails.
  • MC-4240 – Placing fireworks on a side of a block summons it inside that block and makes it stuck under blocks above.
  • MC-4378 – Iron doors drop when destroyed by hand.
  • MC-9553 – Wrong rendering order of particles, hitboxes, clouds, transparent blocks, breaking animations and various other transparent textures.
  • MC-35507 – Block breaking animation renders incorrect at certain angles.
  • MC-44244 – Lightning causes water, stained glass, entities, and tile entities to disappear.
  • MC-47941 – TNT and creepers flash white when exploding.
  • MC-63509 – Banners do not have a breaking animation.
  • MC-63942 – Transparent block weird rendering when held in hand/worn by an entity such as the player.
  • MC-68565 – Monsters spawn at daytime at y=256 and don't burn.
  • MC-88912 – Arrows and trident float when shot at the side of soul sand.
  • MC-93479 – F3+B hitbox/fishing rod line thickness (width) varies depending on whether F3 is open.
  • MC-93810falling_block becomes invisible if it is near the edge of the world.
  • MC-97877 – Boat paddle shaded incorrectly.
  • MC-98656 – Falling blocks do not render correctly when far away from 0,0.
  • MC-103672 – Steerable ridden entities (boats/pigs/horses) teleport back to their previous position for a short moment on dismount.
  • MC-107754 – Transparent skin issue when held Map in main hand and off-hand.
  • MC-125360 – Enchanted tridents do not look enchanted.
  • MC-136360 – Attached pumpkin and melon stems do not drop seeds when broken.
  • MC-144588 – The loading screen for reloading resource packs doesn't cover the whole screen if the GUI is hidden.
  • MC-145879 – Titles are no longer faded when text background opacity is enabled in the accessibility settings.
  • MC-150242 – The held item tooltip no longer fades correctly.
  • MC-153216 – Zombie villager overlay turns dark blue/purple when equipped with enchanted armor.
  • MC-154088 – Some text areas do not support partial transparency.
  • MC-154779 – Bed breaking texture is not centered properly.
  • MC-158484 – Game crashes when an illager rides any mob.
  • MC-158672 – Entering certain chunks causes FPS drops.
  • MC-165653 – Translucent stairs have z-clipping issue.
From the 1.15 development versions
  • MC-161267 – Block selection box is darker compared to older versions.
  • MC-161273 – Blocks are rendered incorrectly in inventories if a chest, ender chest, bed, shulker box or another item with special rendering is in the inventory.
  • MC-161274 – Items are rendered bright in dark areas when holding them in the hand.
  • MC-161276 – Item entities are rendered bright in dark areas.
  • MC-161279 – Chunk borders do not render when enabling them with F3+G.
  • MC-161281 – Minecarts with a block in them render incredibly dark.
  • MC-161282 – Experience orbs occasionally have a black box around them.
  • MC-161283 – Item frames are not lit correctly and always appear black.
  • MC-161285 – Item entity 3D model does not render the item's edges properly.
  • MC-161298 – Shulker boxes have z-fighting issues.
  • MC-161300 – Blocks held by endermen are darker than usual.
From the previous development version
  • MC-161305 – End crystals do not render properly.
  • MC-161313 – Boats and other rideable entities occasionally teleport back visually to the mounting position.
  • MC-161318 – Item entity textures do not handle transparency properly, causing a square to appear around an item when in water and in other circumstances.
  • MC-161324 – Banner gradient has jagged cutoff near-transparent end.
  • MC-161328 – Text on signs displays a black background when viewing them from certain angles.
  • MC-161330 – Shading of certain directional blocks like beds and chests independent of normal blocks.
  • MC-161343 – Breaking animation for beds, chests and shulker boxes is not displayed properly.
  • MC-161344 – Player model sometimes shows transparency issues.
  • MC-161346 – Arrows do not render transparent texture parts properly.
  • MC-161353 – Fishing rod bobbers have a black square around them.
  • MC-161354location_check dimension tests fail when the executing position is not loaded.
  • MC-161372 – Item entities have square fire when burning.
  • MC-161373 – End crystal beams render opaque.
  • MC-161404 – Experience orbs sometimes don't have a texture applied to them.
  • MC-161406 – Blocks that are being broken sometimes are rendered too bright.
  • MC-161409 – Mushrooms on mushroom cows are not lit.
  • MC-161423 – Transparent texture layers on some mobs (such as villagers and zombie villagers) sometimes appear completely opaque.
  • MC-161438 – Shulker box top is rendered too dark.
  • MC-161443 – Fast graphics setting no longer makes leaves opaque.
  • MC-161449 – Bee wings and feelers are opaque when viewing them from certain angles.
  • MC-161488 – Glowing effect outline is applied to the patterns of banners when carried by entities with the glowing effect.
  • MC-161651 – Semi-transparent textures, such as water or glass panes, are not rendered through clouds.
  • MC-161764 – When the player holds the item with special rendering, the brightness of nearby mobs increases.
Private issues
  • MC-160387 – Server crash due to a command block with a malformed command.[1]
  • MC-160915 – JSON text crashes the game when rendered if it attempts to translate a string containing the % character.[1]


Video made by slicedlime:


  • This snapshot, being the seventh for 1.15, was released on the same week of the year as the seventh snapshot for 1.11, 16w39a.
  • 19w39a was released on a Friday, which almost never happens with a first of the week snapshot.


  1. a b c "Minecraft Snapshot 19w39a" – Minecraft.net, September 27, 2019