Java Edition 24w38a

24w38a is the sixth snapshot for Java Edition 1.21.2, released on September 18, 2024.^[1]

Language

• Added support for High Norwegian.

Recipe

• Added the crafting_transmute recipe type.
  • When matched, output copies the input item stack, changing the item type but preserving all stack components.
  • This completely replaces crafting_special_shulkerboxcoloring.
  • Used for shulker boxes and bundles.
  • Fields:
    • category - crafting book category, one of building, redstone, equipment, misc
    • group - optional string
    • input - ingredient for item to copy
    • material - additional ingredient to use
    • result - item type to use for output

Tags

• Introduced new item tag shulker_boxes which includes all shulker boxes.

Creative mode

• Throwing items out of the inventory very quickly is now throttled.

Recipe book

• Shulker box coloring recipes are now shown in the recipe book.

Data pack

• The pack format version is now 54.

Realms

• Now uses the normal, fully featured world creation screen.
  • Enables game rule customization.
  • Enables data pack customization.
• Hardcore mode is now available in Realms and is accessible by creating a new world or recreating an existing one ​^{[more information needed]}

Resource pack

• The pack format version is now 39.
• The models and UV mapping related to the torch and blocks containing redstone torch have been updated.
  • The "inverted" model now uses 6 separate faces creating the same effect as a model with a negative size.
  • The UV layout for the inverted model was updated.

Server

• Temporary option for ignoring connection errors on client side (strictErrorHandling) has been removed.

Tags

• Introduced new item tag bundles which includes all bundles.

Bundles

• Now dyeable into 16 colors.

25 issues fixed

From released versions before 1.21

• MC-13246 – On certain enchanted items, the anvil will display a "too expensive" message before attempting to repair, combine, or rename them.
• MC-116618 – Dropping items rapidly inside the "Survival Inventory" tab in creative mode deletes items.
• MC-134626 – Squids/glow squids bounce up and down in bubble columns, teleporting high up in the air.
• MC-164258 – Recipe book search field is not selected when clicking on the search icon.
• MC-169660 – /teleport without <targets> can change the entity's rotation
• MC-204050 – Subtitle for shooting amethyst blocks is "Block breaking".
• MC-214625 – Unlit redstone torches are unaffected by block shading / are evenly lit on all sides.
• MC-216016 – Launching fireworks into a crystal sound block will make the breaking noise.
• MC-225060 – Burning entity sound repeats every tick.
• MC-225417 – Squids and glow squids can break free from leads when attacked.
• MC-228070 – Name tags rendered in blocks have letters brighter depending on your angle.

From 1.21.1

• MC-276007 – Players' name tags that are behind blocks or entities are rendered invisible or partly invisible depending on the angle you're facing.
• MC-276459 – Item display rotation wrapping does not interpolate cleanly.

From the 1.21.2 development versions

• MC-275347 – Minecart with furnace does not travel correctly over curves.
• MC-275413 – Squids and glow squids are not affected by the thrust of the bubble column.
• MC-276292 – Shift-clicking the "destroy item" slot in the Creative inventory deletes the items server-side but not client-side, causing a desync.
• MC-276372 – Player drops 2 items from the hotbar at once when the Survival Inventory tab is not selected.
• MC-276373 – Items dropped from the hotbar are sometimes lost when the Survival Inventory tab is not selected.
• MC-276428 – Player cannot drink honey bottles when they're not hungry.
• MC-276539 – Name tags and text displays render brighter in dark areas when behind blocks or entities.
• MC-276573 – Spruce boat item translation key misspells minecaft.

From the previous development version

• MC-276603 – No High Norwegian language option.
• MC-276621 – Game crashes when opening inventory that renders entity with both Invisibility and Glowing effects.
• MC-276704 – Not using a selector in a /teleport command breaks rotation from a completely different /teleport command.
• MC-276722 – Teleporting to your current position every tick sometimes doesn't let you move properly.