Wiki 9Minecraft Wiki 9Minecraft

Minecraft 20w12a

Weekly work-in-progress build. Things break and get removed again. Full source data for this version is extracted and browsable below.

1,792 names shipped in this version. Each result opens the wiki page for that thing.

Contents (12)
  1. What changed in 20w12a
  2. Blocks
  3. Items
  4. Particles
  5. How to make the new things
  6. Sound events
  7. New in-game text
  8. Reworded text
  9. Fixes
  10. Development cycle
  11. Browse this version
  12. Neighbouring versions

Java What changed in 20w12a

Everything below is measured by comparing the game files of 20w11a with 20w12a — not copied from patch notes.

+2Blocks
+2Items
+1Particles
+4Sound events
20w12a block and item additions

2 new blocks and items. Hover a slot for the name; click to open its page.

Blocks +2

Items +2

Particles +1

How to make the new things 2

Hover a slot to see what goes in it.

ResultMade inRecipe
Polished BasaltSmeltingSmelting10.0s · 0.1 XP
Respawn AnchorCrafting

Sound events +4

New in-game text 8

KeyText
block.minecraft.polished_basaltPolished Basalt
block.minecraft.respawn_anchorRespawn Anchor
block.minecraft.set_spawnRespawn point set
block.minecraft.spawn.not_validYour have no home bed or respawn anchor, or it was obstructed
subtitles.block.respawn_anchor.ambientPortal whooshes
subtitles.block.respawn_anchor.chargeRespawn anchor is charged
subtitles.block.respawn_anchor.depleteRespawn anchor depletes
subtitles.block.respawn_anchor.set_spawnRespawn anchor sets spawn

Reworded text 3

Wording Mojang changed in this version.

KeyBeforeAfter
advancements.adventure.sleep_in_bed.descriptionChange your respawn pointSleep in a bed to change your respawn point
commands.spawnpoint.success.multipleSet spawn point to %s, %s, %s for %s playersSet spawn point to %s, %s, %s in %s for %s players
commands.spawnpoint.success.singleSet spawn point to %s, %s, %s for %sSet spawn point to %s, %s, %s in %s for %s

Fixes 61

Read from Mojang’s own release notes for Minecraft Snapshot 20w12a, published 2020-03-18. Every entry keeps its original bug ID.

61 issues fixed, read from Mojang’s own patch notes. Each entry keeps its original bug ID.

Fixed bugs in 20w11a 61

  • MC-3328 Dismounting an entity places riding entity / player half block too high
  • MC-64242 Silent tag is not working for some entities
  • MC-100342 Several Non-Ticking blocks are marked as ticking forcing the growth-algorithm to check chunks needlessly
  • MC-113809 Chorus Flower plant, Bamboo, Sugarcane, Cactus and other plants grow instantly when supporting block is replaced with same block type
  • MC-114000 Mouse click in cat hissing sounds
  • MC-122128 Recipe book resets itself to closed state after death
  • MC-129137 Parrots imitating hostile mobs in peaceful is not that peaceful
  • MC-130137 Grass and mycelium don't decay underwater
  • MC-140545 Pathfinding prefers North (negative Z) direction
  • MC-148936 Parrot summoned with negative Age has smaller hitbox
  • MC-149375 Camera can be positioned inside of snow layers
  • MC-160959 Clicking onto a bed in daytime doesn't grant the advancement "Sweet Dreams"
  • MC-161754 Item duplication with chested donkeys, mules and llamas
  • MC-163918 Bees not animating their pollen gathering
  • MC-166980 Bees become stuck wandering to the north-west after completing a task, or randomly in large numbers
  • MC-168384 NBT-Tag "Silent:1b" doesn't work for bees.
  • MC-169965 Potion effect timers for higher levels can remain at 0:00 after the higher level has run out if multiple levels of the same effect were applied in descending order
  • MC-170584 Structure taiga_meeting_point_2 from zombie villages has 1 misrotated log
  • MC-170591 Misrotated floor blocks in desert_tool_smith_1 basement
  • MC-170773 Recipe book and filtering craftable do not stay open for blast furnace and smoker when (re)loading the world
  • MC-170940 Netherite ingot recipes are not grouped
  • MC-171133 Camera can be positioned inside of soul sand
  • MC-172188 Hoglins are not required by 'Two by Two' advancement
  • MC-172690 Smelting netherite scraps doesn't provide the right amount of experience
  • MC-172820 Piglins can turn into adult chicken jockeys in the overworld
  • MC-173199 Fossils in the nether cause caves / floating islands to generate and can break through the nether roof
  • MC-173220 Dismounting passenger moves to a nearby block when ridden entity dies
  • MC-173420 Sign crafting recipes of various wood types are not grouped
  • MC-173487 Falling out of water death message still does not seem to appear
  • MC-173552 Nether Fossile support islands cut off at chunk borders
  • MC-173791 Mobs dismount vehicles only in front of the boat, even if there is danger ahead
  • MC-173828 Village church entrance does not generate correctly
  • MC-173832 Crimson and Warped Hyphae and Stripped Hyphae are switched in Creative inventory
  • MC-173837 Removing fire and soul fire with shears will reduce the shears' durability
  • MC-174049 Fireworks shot from a crossbow do not explode instantly when hitting a solid block
  • MC-174071 Roof of savanna_mason_1 is cut off
  • MC-174072 Structure savanna_temple_2 contains one misrotated block
  • MC-174073 Two misrotated blocks in savanna_small_house_5
  • MC-174075 Misrotated block in savanna_butchers_shop_1
  • MC-174076 Inconsistent rotation of logs under windows in savanna_small_house_4
  • MC-174077 Structure snowy_library_1 no longer has snow under the roof
  • MC-174078 Three misrotated blocks in snowy_armorer_house_2
  • MC-174079 Misrotated block at snowy_weapon_smith_1
  • MC-174082 Three misrotated blocks in snowy_small_house_2
  • MC-174083 Three misrotated blocks in snowy_butchers_shop_1
  • MC-174174 Arrow animation stuck on loop when a flame bow is used to detonate TNT
  • MC-174234 Village structure snowy_masons_house_1 has two misrotated blocks
  • MC-174258 Fixed item frames do not take void damage
  • MC-174391 Several misrotated blocks at snowy_medium_house_2
  • MC-174429 Chorus flowers remove arrow and trident velocity
  • MC-174464 Soul speed decreases durability on boots in creative mode
  • MC-174466 Soul speed particles are generated in spectator mode
  • MC-174467 Placing fire on soul sand does not place soul fire
  • MC-174476 Soul fire torch is in the piglin_repellents item tag twice
  • MC-174480 Piglins are not attracted to Nether gold ore
  • MC-174489 Shroomlight preferred tool is now both Axe and Hoe
  • MC-174502 Soul Speed 3 on Soul Soil in water keeps and increases player momentum
  • MC-174513 Soul Speed Enchanted Books from bartering with piglins do not work in an anvil
  • MC-174522 Soul Speed doesn't break boots
  • MC-174690 Soul speed enchantment books can be found in chests
  • MC-174785 Mining speed of crimson and warped wall signs is not affected by an axe

Development cycle

This build was part of the run-up to 1.16. Everything tested here landed in that release.

Browse this version