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Minecraft 21w20a

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

2,109 names shipped in this version. Each result opens the wiki page for that thing.

Contents (8)
  1. What changed in 21w20a
  2. Sound events
  3. New in-game text
  4. Reworded text
  5. Fixes
  6. Development cycle
  7. Browse this version
  8. Neighbouring versions

Java What changed in 21w20a

Everything below is measured by comparing the game files of 21w19a with 21w20a — not copied from patch notes.

+1Sound events

Sound events +1 · −1

Removed: minecraft:item.sweet_berries.pick_from_bush

New in-game text 21

KeyText
narration.buttonButton: %s
narration.button.usage.focusedPress Enter to activate
narration.button.usage.hoveredLeft click to activate
narration.checkboxCheckbox: %s
narration.checkbox.usage.focusedPress Enter to toggle
narration.checkbox.usage.hoveredLeft click to toggle
narration.component_list.usagePress Tab to navigate to next element
narration.cycle_button.usage.focusedPress Enter to switch to %s
narration.cycle_button.usage.hoveredLeft click to switch to %s
narration.edit_boxEdit box: %s
narration.recipeReciple for %s
narration.recipe.usageLeft click to select
narration.recipe.usage.moreRight click to show more recipes
narration.selection.usagePress up and down buttons to move to another entry
narration.slider.usage.focusedPress left or right keyboard buttons to change value
narration.slider.usage.hoveredDrag slider to change value
narrator.position.listSelection list element %s out of %s
narrator.position.object_listSelected list entry element %s out of %s
narrator.position.screenScreen element %s out of %s
narrator.screen.usageUse mouse cursor or Tab button to select element
subtitles.block.sweet_berry_bush.pick_berriesBerries pop

Reworded text 2

Wording Mojang changed in this version.

KeyBeforeAfter
chat.disabled.launcherChat disabled by launcher option, cannot send messageChat disabled by launcher option. Cannot send message
chat.disabled.profileChat not allowed by account settings, cannot send messageChat not allowed by account settings. Cannot send message

Fixes 70

Read from Mojang’s own release notes for Minecraft Snapshot 21w20a, published 2021-05-19. Every entry keeps its original bug ID.

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

Bugs fixed in 21w20a 70

  • MC-610 Grass / Flowers / Snow are placed incorrectly in newly created chunks
  • MC-102220 Barrier Blocks are not shown when "Show Invisible Blocks" is selected in Save Structure Blocks
  • MC-149777 Crash when loading world: java.util.ConcurrentModificationException when using Java 11 or above
  • MC-172304 Piglins, piglin brutes, hoglins, zoglins and axolotls can attack their own teammates
  • MC-189535 Catching a fish in a bucket on creative mode doesn't give player new bucket
  • MC-191338 Name color for Minecart with Command Block is incorrect
  • MC-192591 Name color for Structure Void is incorrect
  • MC-198200 Crash when leaving out processors in a template pool: java.lang.IllegalArgumentException: bound must be positive
  • MC-203712 Amethyst Geodes cause floating water/lava to generate when intersecting water/lava caves/pools
  • MC-203867 Amethyst geodes can overwrite bedrock
  • MC-204393 Lava Cauldron emits redstone signal strength 1 instead of 3
  • MC-204902 Dirt paths are no longer compatible with the programmer art resource pack
  • MC-205104 Rideable mobs are not affected by powder snow's freezing effect while being ridden
  • MC-205120 Freezing hearts aren't displayed properly in Programmer Art resource pack
  • MC-205250 Amethyst geodes can generate in a stronghold and can potentially destroy the end portal frames
  • MC-205680 minecraft:location_check predicate floating point imprecision
  • MC-206107 Parrots sitting on shoulders do not freeze in powder snow
  • MC-206131 Amethyst blocks are transparent / don't conduct Redstone
  • MC-206601 Potion particles are showing when looking through spyglass
  • MC-206839 Pointed dripstones cause extreme durability damage to helmets
  • MC-207324 Mobs and particles sometimes don't fully render behind stained or tinted glass
  • MC-207366 Trying to modify the world height of a world after it's already been generated gives a null pointer exception
  • MC-208586 Axolotls get stuck and spin constantly on top of lily pads
  • MC-208589 Axolotls have a swimming animation (move their body up- and downwards) when on land
  • MC-208601 Axolotls do not avoid lava when pathfinding
  • MC-208617 Axolotls sometimes twitch rapidly when adjusting their rotation
  • MC-208641 Axolotl movement glitch on stairs
  • MC-208649 Breeding axolotl with a bucket of tropical gives back a bucket instead of a water bucket
  • MC-208654 Collecting an axolotl with a water bucket in creative mode replaces the original bucket
  • MC-208675 Axolotls sometimes use walking animation when in shallow water
  • MC-208682 Axolotls frequently get stuck inside of waterlogged blocks
  • MC-208691 Axolotls play dead even when they take damage without being attacked by an entity
  • MC-208735 Axolotls attempt to pathfind towards unreachable water, then start spinning, eventually drying out and dying
  • MC-209324 Pointed Dripstone can be broken with tridents in spawn protection
  • MC-212125 Only one glow lichen drops when using shears on multiple in a single block space
  • MC-212531 Shulkers can rotate their heads up and down
  • MC-212931 Fire extinguishing sound doesn't play when mobs are extinguished with rain/water
  • MC-214041 Mob can't properly or difficult walk on big dripleaf, when the big dripleaf is 4 blocks or more from the ground
  • MC-214909 Top half of a small dripleaf can turn into a ghost block when placing it in water while the water is being removed
  • MC-215665 Amethyst Geodes can overlap with dungeons
  • MC-216214 netherrack_replace_blobs with water as target crashes the game
  • MC-216980 Comma splices in two source strings (EN_US
  • MC-217113 Foxes spawned inside of powder snow sleeps
  • MC-217608 The big dripleaf texture is not vertically centered
  • MC-217742 Campfires and TNT can be lit by players using arrows shot from flame bows in spawn protection
  • MC-219856 F3 + L isn't sorted alphabetically in the debug screen
  • MC-219870 The Mojang loading screen upon start up flashes black
  • MC-220063 Sweet berries and glow berries sound events are named extremely differently
  • MC-220128 Parity Issue: Rooted dirt won't turn into the dirt and drop roots item after tilling with hoe in Java
  • MC-220694 Name color for knowledge book is incorrect
  • MC-220867 Fossils can generate through bedrock
  • MC-221566 Name color for light is incorrect
  • MC-221694 Strays do not spawn in powder snow
  • MC-221833 Light blocks are not shown within structure block bounds with Show Invisible Blocks on
  • MC-221863 Powder Snow can be broken by players on fire in spawn protection
  • MC-221984 Collecting an axolotl in a bucket and then placing it resets its kill cooldown
  • MC-222002 Light item displays the wrong level number
  • MC-222116 Splash water bottles doesn't extinguish candle cakes
  • MC-222797 Axolotl can be bred with just tropical fish items, not just bucket ones
  • MC-223322 Chorus flowers can be broken with projectiles in spawn protection
  • MC-223372 You can decrease the level of a water or powder snow cauldron, through the use of an entity on fire in spawn protection
  • MC-224320 minecraft.used:minecraft.potion doesn't increase when filling a partially filled cauldron with a water bottle
  • MC-224322 Powder snow can create ghost blocks in creative mode
  • MC-224480 Powder snow doesn't melt into water in cauldrons
  • MC-224482 Superflat presets no longer generate with decorations
  • MC-225078 Upgrading from 1.12.2 and below will cause items to lose enchantments
  • MC-225253 Dying in a nether portal softlocks the player on the "You Died!" menu
  • MC-225347 cave_vines_plant isn't in #bee_growables
  • MC-225352 Geodes have not been made "significantly rarer"
  • MC-225360 Cannot resolve SRV records: unknown host

Development cycle

This build was part of the run-up to 1.17. Everything tested here landed in that release.

Browse this version