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Minecraft 25w37a

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

2,807 names shipped in this version. Each result opens the wiki page for that thing.

Contents (7)
  1. What changed in 25w37a
  2. New in-game text
  3. Reworded text
  4. Fixes
  5. Development cycle
  6. Browse this version
  7. Neighbouring versions

Java What changed in 25w37a

Everything below is measured by comparing the game files of 25w36b with 25w37a — not copied from patch notes.

New in-game text 11

KeyText
advMode.notEnabled.spawnerSpawner blocks are not enabled
gamerule.commandBlocksEnabledEnable Command Blocks
gamerule.spawnerBlocksEnabledEnable Spawner Blocks
gui.packSelection.searchSearch...
key.category.minecraft.creativeCreative Mode
key.category.minecraft.gameplayGameplay
key.category.minecraft.inventoryInventory
key.category.minecraft.miscMiscellaneous
key.category.minecraft.movementMovement
key.category.minecraft.multiplayerMultiplayer
key.category.minecraft.spectatorSpectator

Reworded text 15

Wording Mojang changed in this version.

KeyBeforeAfter
argument.block.tag.disallowedTags aren't allowed here; only actual blocksTags aren't allowed here; only actual blocks are
argument.item.tag.disallowedTags aren't allowed here; only actual itemsTags aren't allowed here; only actual items are
argument.range.intsOnly whole numbers allowed; not decimalsOnly whole numbers are allowed; not decimals
commands.data.modify.expected_listExpected list; got: %sExpected a list: got %s
commands.data.modify.expected_objectExpected object; got: %sExpected an object: got %s
commands.data.modify.expected_valueExpected value; got: %sExpected a value: got %s
commands.tick.query.rate.sprintingTarget tick rate: %s per second (ignored; reference only). Average time per tick: %smsTarget tick rate: %s per second (ignored, reference only). Average time per tick: %sms
mco.errorMessage.realmsService.unknownCompatibilityCould not check compatible version; got response: %sCould not check compatible version. Got response: %s
test.error.block_property_mismatchExpected property %s to be %s; was %sExpected property %s to be %s: was %s
test.error.entity_property_detailsEntity %s failed test: %s; expected: %s; was: %sEntity %s failed test: %s. Expected %s: was %s
test.error.expected_blockExpected block %s; got %sExpected block %s: got %s
test.error.expected_block_tagExpected block in #%s; got %sExpected block in #%s: got %s
test.error.expected_entity_dataExpected entity data to be: %s; was: %sExpected entity data to be %s: was %s
test.error.state_not_equalIncorrect state. Expected %s; was %sIncorrect state. Expected %s: was %s
test.error.value_not_equalExpected %s to be %s; was %sExpected %s to be %s: was %s

Fixes 41

Read from Mojang’s own release notes for Minecraft Snapshot 25w37a, published 2025-09-09. Every entry keeps its original bug ID.

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

Fixed bugs in 25w37a 41

  • MC-220913 Parity issue: Adjusting slider in the sound settings when not being in a world does not play a sound of that category
  • MC-254052 /locate doesn't work outside build limit
  • MC-295841 Interactive collision check path is broken
  • MC-300076 Copper golems remain completely stationary while searching chests, causing them to float and making them unable to receive knockback or be pushed
  • MC-300077 Copper golems can interact with chests diagonally through solid blocks
  • MC-300299 Copper Golems can open chests that are blocked
  • MC-300723 Second armor layer is still not rendering properly on all pieces
  • MC-301294 Higher tiers of mob armor are unreasonably less common than they were before 25w31a
  • MC-301494 Falling particles no longer appear from floating sand or gravel
  • MC-301510 GUI sprites nine slice performance regression
  • MC-301531 Server Management Protocol returns wrong response for invalid method IDs
  • MC-301547 Switching from Spectator mode to Creative mode now makes you fall out of the sky
  • MC-301554 Management protocol doesn't support batched requests
  • MC-301558 Copper golems can't pathfind through thin blocks
  • MC-301563 When you have the darkness potion effect, the chat, letters and words in the pause menu, items, F3 will darken
  • MC-301564 Management protocol doesn't support string-based request IDs
  • MC-301574 The spawnMonsters game rule does not take effect when switched
  • MC-301593 Monsters can spawn from spawners with the "spawnMonsters" game rule set to false
  • MC-301599 Action key getting stuck on when entering an interface so you are unable to exit without it reopening instantly
  • MC-301620 Banner animation is not independent when two banners are rendered
  • MC-301661 Server Management Protocol prints some incorrectly formatted messages in the console
  • MC-301711 The name of the "enableCommandBlocks" game rule is inconsistent with Bedrock Edition
  • MC-301748 Striking a Lightning Rod with non-default oxidation level with Lightning keeps nearby redstone components powered
  • MC-301751 The client crashes when in the vicinity of a mannequin spawner
  • MC-301752 Mannequins with profile.model set to "wide" render as a Steve skin
  • MC-301754 The hand animation plays when right-clicking shelves with nothing in your hand
  • MC-301758 Shield model clips through shelves
  • MC-301759 Elements within the realms “Worlds” tab are not selected in order when using the TAB key
  • MC-301766 Heads and skulls appear too high when placed on shelf
  • MC-301768 Structure blocks frame is not displayed when in spectator mode
  • MC-301785 Squid ink particles are yellow
  • MC-301811 Loot from suspicious blocks does not render while brushing
  • MC-301833 Text of text_display entities is darker when "see_through" property is set to true
  • MC-301869 The specification for the minecraft:ip_bans server management method says it returns an array of players even though it returns an array of ip_ban objects
  • MC-301870 Command feedback for successful /ban and /ban-ip commands with no specified reason can't be sent to the client
  • MC-301889 Documented return type does not match for clear methods in server managment protocol
  • MC-301891 Server management method minecraft:bans/clear clears allowlist, not bans
  • MC-301899 The output slot in the trading GUI is misaligned with other slots
  • MC-301903 Dropped chests, including variants, are no longer translated upward
  • MC-301935 Chest placed on bottom of shelf despite the rest of the items arent
  • MC-301952 Conduit visual bug

Development cycle

This build was part of the run-up to 1.21.9. Everything tested here landed in that release.

Browse this version