Minecraft 1.17.40.20 Changelog

Experimental Features

General

• Added a new mountain biome: Stony Peaks!
  • This is just a variant of lofty/snow-capped peaks that uses stone and gravel instead of snow and ice, and is used to avoid temperature clashes such as a snow-capped peak sticking up from a jungle
• Corrected vegetation in Mountain Meadows
• Dripstone Clusters can now only be found in the Dripstone biome
• Dripstone features now only generate in Dripstone biome
• Mountain biomes now have correct feature places to match the Java Edition side-snapshot
• Infested Stone can be found under new mountains
• Tweaked ore distribution to match the Java Edition side-snapshot
• Clouds are now at Y level 192
• Tweaked biome placement, river size, and terrain shapes for a better overworld experience
• Tweaked mob spawning in mountain and cave biomes to match the Java Edition side-snapshot
• Trees in swamps can now generate slightly deeper when in water
• Deepslate now generates at lower depths
• Dripstone features now generate at Deepslate depths
• The placement logic of Small Dripstone feature has been refactored, frequency is similar but exact positions will differ
• Maps now correctly show the colors of blocks below a Y level of zero

Lush Caves

• Vines now generate in Lush Caves instead of generating above the surface
• Vines can now grow down below zero height

Villages

• Villages now generate in the style of the biome they are located in

Non-Experimental Features and Bug Fixes

Blocks

• Falling stalactites are now offset properly to avoid interacting with entities outside their intended hitbox
• Beehives now generate in the world facing south

Candle Cake Blocks

• Pressing the 'use' button on a Candle Cake now consumes the correct amount of cake slices

Character Creator

• Fixed a crash that could occur when using Character Creator
• Tweaked color tint for default Steve skin to match default Steve
• Altered message for when friends change skins

Commands

• Education Edition items are no longer shown as an option when using @e[type=]

Gameplay

• Fixed a bug that caused players to be set on fire upon changing dimensions if there was Lava underneath the Nether Portal
• Players can no longer eat food at full hunger in Survival mode
• Sea Grass no longer spawns under Lily Pads during world generation to avoid breaking them
• Villagers can no longer spam doors open and closed
• Cartographers now more consistently give new maps on all platforms

World Generation

• Amethyst geodes are now much less likely to generate in Strongholds, and if they do they will not destroy End Portals

Graphical

• Improved world visibility culling for underground situations to eliminate seeing sky at the end of tunnels/stairs

Mobs

• Improved mob pathing around partial blocks
• Armor no longer renders on Pillagers and Vindicators, but are still granted armor effects
• Fixed an issue with mob rendering that caused Vindicator Axes to be visible even when they're not attacking on older Resource Packs
• More mobs will spawn underground in the Overworld

Powder Snow

• Powder Snow no longer disappears when looking at it from a distance

Structure Block

• Trapdoors now rotate correctly when loaded from a Structure block

User Interface

• Fixed an issue where the d-pad and directional keys could not be used to navigate in certain parts of the UI
• Fixed an issue where an error message could be shown after suspending the game on the achievements screens with screen animations disabled
• Fixed an issue where an obscure gamerule was added to settings
• Fix keyboard/d-pad navigation from custom server to edit server button
• New achievements screens are available on Windows 10 ARM-based PCs
• The sign in text on the start screen will no longer overlap the Marketplace button
• Add space between tab title and the word 'Tab' for text-to-speech on Settings screen
• Added "More Info" button to failed sign-in modal

Technical Updates

Data Driven Items

• Updated documentation for Block Rotation Component
• Added required toggles to documentation and to content error for block components

Commands

• Command blocks with 'Needs Redstone' and a non-zero 'Delay in Ticks' will now execute only if they remain powered for the delay duration
• Fix alignment of the sidebar display from the /scoreboard command when text length changes

Data Driven Blocks

• Updated documentation for BlockExplosionResistance

Graphics

• Fixed failure to render leash when attached to a mob outside of viewport
• Added a content error for using a material but not providing the required number of textures to the render controller
• Testing RenderDragon engine across subset of Android devices (ARMv7)

Mobs

• Fixed ability to summon experience orbs via /summon command
• Fixed display only entity destruction in chunk discard scenarios

Molang

• Fixed query.item_remaining_use_duration having improperly scaled or inverted results (This fix is a Versioned Change as of engine version 1.17.30)
• Add new compile errors for expressions like 'text' + 3, which were previously ignored (This is a Versioned Change as of engine version 1.17.40)

User Interface

• Added an ImGUI window for easier viewing of content errors

GameTest Framework (Experimental)

• Renamed method succeedWhenBlockTypePresent to succeedWhenBlockPresent
• Fixed a bug where property idwould return "Unknown" for custom entities
• Identifier strings returned from property idnow include the item's namespace

     GameTestSequence

• Removed method thenWaitWithDelay
• Added method thenWaitAfter(delayTicks: number, callback: () => undefined) - After a delay, executes the given callback every tick until it succeeds. Exceptions thrown within the callback will end sequence execution

Player

• Fixed a bug where the location property would return an incorrect height for players
• Added property id

Block

• Replaced method getLocationwith property location
• Replaced method getPermutationwith property permutation
• Replaced method getTypewith property type
• Replaced methods isWaterloggedand setWaterlogged with property isWaterlogged
• Replaced method getBlockDatawith property permutation
• Replaced method isEmptywith property isEmpty
• Removed property canBeWaterlogged

BlockType

• Replaced method getNamewith property id
• Replaced method canBeWaterloggedwith property canBeWaterlogged

BlockPermutation

• Replaced method getTypewith property type