Wiki 9Minecraft Wiki 9Minecraft

Minecraft 1.21.6

Finished, fully supported build — this is what the launcher gives you. Full source data for this version is extracted and browsable below.

2,671 names shipped in this version. Each result opens the wiki page for that thing.

Contents (12)
  1. What changed in 1.21.6
  2. Blocks
  3. Items
  4. Mobs and entities
  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 1.21.6

Everything below is measured by comparing the game files of 1.21.5 with 1.21.6 — not copied from patch notes.

+1Blocks
+19Items
+1Mobs and entities
+29Sound events
1.21.6 block and item additions

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

Blocks +1

Dried Ghast

Items +19

Black HarnessBlue HarnessBrown HarnessCyan HarnessDried GhastGray HarnessGreen HarnessHappy Ghast Spawn EggLight Blue HarnessLight Gray HarnessLime HarnessMagenta HarnessMusic Disc TearsOrange HarnessPink HarnessPurple HarnessRed HarnessWhite HarnessYellow Harness

Mobs and entities +1

Happy Ghast

How to make the new things 33

Hover a slot to see what goes in it.

ResultMade inRecipe
Black HarnessCrafting
Black HarnessCrafting
Blue HarnessCrafting
Blue HarnessCrafting
Brown HarnessCrafting
Brown HarnessCrafting
Cyan HarnessCrafting
Cyan HarnessCrafting
Dried GhastCrafting
Gray HarnessCrafting
Gray HarnessCrafting
Green HarnessCrafting
Green HarnessCrafting
Light Blue HarnessCrafting
Light Blue HarnessCrafting
Light Gray HarnessCrafting
Light Gray HarnessCrafting
Lime HarnessCrafting
Lime HarnessCrafting
Magenta HarnessCrafting
Magenta HarnessCrafting
Orange HarnessCrafting
Orange HarnessCrafting
Pink HarnessCrafting
Pink HarnessCrafting
Purple HarnessCrafting
Purple HarnessCrafting
Red HarnessCrafting
Red HarnessCrafting
White HarnessCrafting
White HarnessCrafting
Yellow HarnessCrafting
Yellow HarnessCrafting

Sound events +29 · −4

Block.Dried Ghast.AmbientBlock.Dried Ghast.Ambient WaterBlock.Dried Ghast.BreakBlock.Dried Ghast.FallBlock.Dried Ghast.PlaceBlock.Dried Ghast.Place In WaterBlock.Dried Ghast.StepBlock.Dried Ghast.TransitionBlock.Dry Grass.AmbientEntity.Ghastling.AmbientEntity.Ghastling.DeathEntity.Ghastling.HurtEntity.Ghastling.SpawnEntity.Happy Ghast.AmbientEntity.Happy Ghast.DeathEntity.Happy Ghast.EquipEntity.Happy Ghast.Harness Goggles DownEntity.Happy Ghast.Harness Goggles UpEntity.Happy Ghast.HurtEntity.Happy Ghast.RidingEntity.Happy Ghast.UnequipItem.Horse Armor.UnequipItem.Lead.BreakItem.Lead.TiedItem.Lead.UntiedItem.Llama Carpet.UnequipItem.Saddle.UnequipItem.Shears.SnipMusic Disc.Tears

Removed: minecraft:block.sand.wind, minecraft:entity.leash_knot.break, minecraft:entity.leash_knot.place, minecraft:entity.puffer_fish.ambient

New in-game text 226

KeyText
advancements.adventure.heart_transplanter.descriptionPlace a Creaking Heart with the correct alignment between two Pale Oak Log blocks
advancements.adventure.heart_transplanter.titleHeart Transplanter
advancements.husbandry.place_dried_ghast_in_water.descriptionPlace a Dried Ghast block into water
advancements.husbandry.place_dried_ghast_in_water.titleStay Hydrated!
argument.hexcolor.invalidInvalid hex color code '%s'
argument.resource_or_id.no_such_elementCan't find element '%s' in registry '%s'
argument.waypoint.invalidSelected entity is not a waypoint
attribute.name.camera_distanceCamera Distance
attribute.name.waypoint_receive_rangeWaypoint Receive Range
attribute.name.waypoint_transmit_rangeWaypoint Transmit Range
block.minecraft.dried_ghastDried Ghast
book.edit.titleBook Edit Screen
book.page_button.nextNext Page
book.page_button.previousPrevious Page
book.sign.titleBook Sign Screen
book.sign.titleboxTitle
book.view.titleBook View Screen
commands.datapack.create.already_existsPack with name '%s' already exists
commands.datapack.create.invalid_full_nameInvalid new pack name '%s'
commands.datapack.create.invalid_nameInvalid characters in new pack name '%s'
commands.datapack.create.io_failureCan't create pack with name '%s', check logs
commands.datapack.create.metadata_encode_failureFailed to encode metadata for pack with name '%s': %s
commands.datapack.create.successCreated new empty pack with name '%s'
commands.dialog.clear.multipleCleared dialog for %s players
commands.dialog.clear.singleCleared dialog for %s
commands.dialog.show.multipleDisplayed dialog to %s players
commands.dialog.show.singleDisplayed dialog to %s
commands.version.build_timebuild_time = %s
commands.version.datadata = %s
commands.version.headerServer version info:
commands.version.idid = %s
commands.version.namename = %s
commands.version.pack.datapack_data = %s
commands.version.pack.resourcepack_resource = %s
commands.version.protocolprotocol = %s (%s)
commands.version.seriesseries = %s
commands.version.stable.nostable = no
commands.version.stable.yesstable = yes
commands.waypoint.list.emptyNo waypoints in %s
commands.waypoint.list.success%s waypoint(s) in %s: %s
commands.waypoint.modify.colorWaypoint color is now %s
commands.waypoint.modify.color.resetReset waypoint color
commands.waypoint.modify.styleWaypoint style changed
dataPack.locator_bar.descriptionShow the direction of other players in multiplayer
dataPack.locator_bar.nameLocator Bar
debug.version.headerClient version info:
debug.version.helpF3 + V = Client version info
entity.minecraft.happy_ghastHappy Ghast
gamerule.locatorBarEnable player Locator Bar
gamerule.locatorBar.descriptionWhen enabled, a bar is shown on the screen to indicate the direction of players.
gui.experience.level%s
gui.waitingForResponse.button.inactiveBack (%ss)
gui.waitingForResponse.titleWaiting for Server
item.minecraft.black_harnessBlack Harness
item.minecraft.blue_harnessBlue Harness
item.minecraft.brown_harnessBrown Harness
item.minecraft.cyan_harnessCyan Harness
item.minecraft.gray_harnessGray Harness
item.minecraft.green_harnessGreen Harness
item.minecraft.happy_ghast_spawn_eggHappy Ghast Spawn Egg
item.minecraft.harnessHarness
item.minecraft.light_blue_harnessLight Blue Harness
item.minecraft.light_gray_harnessLight Gray Harness
item.minecraft.lime_harnessLime Harness
item.minecraft.magenta_harnessMagenta Harness
item.minecraft.music_disc_tearsMusic Disc
item.minecraft.music_disc_tears.descAmos Roddy - Tears
item.minecraft.orange_harnessOrange Harness
item.minecraft.pink_harnessPink Harness
item.minecraft.purple_harnessPurple Harness
item.minecraft.red_harnessRed Harness
item.minecraft.white_harnessWhite Harness
item.minecraft.yellow_harnessYellow Harness
jukebox_song.minecraft.tearsAmos Roddy - Tears
key.quickActionsQuick Actions
mco.configure.world.buttons.newworldNew World
mco.configure.world.buttons.region_preferenceSelect Region...
mco.configure.world.buttons.saveSave
mco.configure.world.close.question.titleNeed to make changes without disruption?
mco.configure.world.loadingLoading Realm

Showing the first 80 of 226 new strings.

Reworded text 7

Wording Mojang changed in this version.

KeyBeforeAfter
mco.configure.world.buttons.closeClose RealmTemporarily Close Realm
mco.configure.world.buttons.openOpen RealmReopen Realm
mco.configure.world.close.question.line1Your Realm will become unavailable.You can temporarily close your Realm, preventing play while you make adjustments. Open it back up when you're ready. This does not cancel your Realms Subscription.
mco.configure.world.closingClosing the Realm...Temporarily closing the Realm...
mco.selectServer.closedClosed RealmDeactivated Realm
soundCategory.hostileHostile CreaturesHostile Mobs
soundCategory.neutralFriendly CreaturesFriendly Mobs
Full comparison pageEvery registry, side by side

Fixes 237

Read from Mojang’s own release notes for Minecraft: Java Edition 1.21.6, published 2025-06-17. Every entry keeps its original bug ID.

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

Changes 2

  • MC-3697 The fix to has been partially reverted
  • MC-101556 Reverted the fix for : Nether Portal teleport range is too large (equivalent to a full block

Fixed bugs in 1.21.6 98

  • MC-36696 Clicking on the statistics button on the menu screen advances the game by 1 tick
  • MC-69821 TNT "forgets" the player that ignited it when the world is reloaded
  • MC-94800 URL shown in open URL dialog is not shortened
  • MC-97423 Horse temporarily stuck in jump animation if dismounted
  • MC-103511 Sound/Song stops playing after adjusting the volume
  • MC-104231 Loading a custom structure doesn't load rails correctly
  • MC-112730 Beacon beam and structure block render twice per frame
  • MC-118081 Sounds don't pause when game is paused on some UI screens
  • MC-118430 Vex summoner is not stored in NBT despite being used for AI task
  • MC-118432 Vex summoner is not reset once it is dead
  • MC-140819 Lectern model extends past inventory slot
  • MC-147260 Map icons are not displayed in the cartography table
  • MC-148278 You can select multiple buttons at once in the book editing GUI by repeatedly pressing Tab
  • MC-189246 Unable to copy and paste on title page of a Book & Quill
  • MC-191306 Sounds played using /playsound are played in all dimensions
  • MC-200092 /setworldspawn seems to ignore the 'angle' parameter
  • MC-200925 Ghasts are not affected by potions thrown on their head
  • MC-217887 Unsigned books written in 1.9-pre1 or earlier don't upgrade properly
  • MC-224704 Block cracks are not affected by the fog from powder snow or lava
  • MC-228451 You cannot move the cursor around on the title page of a book and quill
  • MC-229483 Withers are not affected by instant harming and healing splash potions thrown above their heads
  • MC-230902 Black shapes sometimes appear in the end sky at low render distance
  • MC-236464 Beacon beams emitted from below the player are invisible after reloading chunks
  • MC-237015 The cursor in the book signing GUI doesn't turn fully invisible when blinking
  • MC-238931 Clouds stop rendering before they are hidden by fog
  • MC-239701 Rendering issue when breaking ice and flying with "Chunk Builder" set to Threaded
  • MC-240121 "1x1_b5.nbt" piece does not generate in woodland mansions
  • MC-248682 Translucent blocks moved by pistons aren't affected by fog correctly
  • MC-248688 Falling translucent blocks aren't affected by fog correctly
  • MC-256411 Clouds not fully rendered depending on angle
  • MC-257532 Clouds don't fill the sky after 1.18 height change
  • MC-258336 Frost Walker causes frequent visual corruption near chunk borders on Threaded and Semi-Blocking Chunk Builder
  • MC-262268 Keyboard navigation does not work in the book and quill GUI
  • MC-264431 #minecraft:sand tag has two minecraft:suspicious_sand
  • MC-266318 Trapdoors and doors have inconsistent subtitles for being opened and closed
  • MC-269744 Out of memory crash when using a preset with a large layer
  • MC-270279 Disabled item cooldown overlay renders incorrectly over stack size number
  • MC-272825 Custom filled maps from 23w31a and earlier do not upgrade properly in later versions
  • MC-275374 Drowneds with CanBreakDoors:1b don't break doors
  • MC-276264 Advancement screen shadow renders below item icons
  • MC-276665 Music is never turning on when it's toggled in the menu
  • MC-277369 The draft report icon isn't initially visible when saving a report as a draft
  • MC-277370 The draft report icon doesn't initially disappear when a report is discarded
  • MC-277486 Mob effect icons ignore "scaling" parameter in mcmeta files
  • MC-277903 Creative inventory tab icons can display item cooldown overlay
  • MC-277991 The 2 brightest pixel colors on pale oak boat items are still switched
  • MC-277992 1 color in the pale chest boat item is incorrect
  • MC-278231 Space characters at the end of a line in book and quill are invisible even if given a texture
  • MC-278459 unifont.json contains trailing comma
  • MC-278466 Bundle experiment data pack related strings are not in deprecated.json
  • MC-278873 The data fixer regenerates chunks containing items obtained from flower pots using Ctrl + Pick Block before version 1.13, or it crashes the game if the item is in the player's inventory
  • MC-279284 Experience orbs from thrown bottles o' enchanting are very prone to getting stuck inside blocks
  • MC-279417 Luring mobs onto blocks at Y=-64 will instead make them pathfind to the highest elevation
  • MC-279515 The game stalls when running the "/test clearall" command with large radiuses
  • MC-279875 Cannot diagonally climb slab through suspended scaffolding
  • MC-280047 Temperate cows use their 1.14 texture with the Programmer Art resource pack enabled
  • MC-280266 Firefly bushes don't produce as many, or as constant, amounts of particles as on Bedrock Edition
  • MC-280268 Blazes and breezes use "large" spawn eggs despite mobs of a similar size using "medium"
  • MC-280276 Some item models can still clip into the block below when hovering on the ground
  • MC-280281 Fishing bobbers rapidly jitter when attached to entities that are moving
  • MC-280297 The volume level between grass and dirt is inconsistent
  • MC-280471 The Particle.color field in area effect clouds is read-only
  • MC-280502 Translation key snbt.parser.undescore_not_allowed has a typo
  • MC-293619 The chicken spawn egg texture in Programmer Art is missing pixels that match the inventory slot background color
  • MC-293754 Minecraft causes OpenGL errors occasionally
  • MC-295395 Entities interact differently with nether portals
  • MC-295677 Title screen fades in from black after closing the "Welcome to Minecraft" screen
  • MC-295681 Leaf litter can generate inside of woodland mansions
  • MC-295690 Players stay on fire for a while after barely touching fire
  • MC-295850 Done and Cancel buttons on the world creation Edit Game Rules screen do the same thing
  • MC-295866 The /setblock and /fill commands no longer update redstone power in some situations
  • MC-295867 Structures from previous versions fail with DataFixerUpper
  • MC-295879 Sprint-hitting boats and then getting in them causes the boat to fall through the block underneath
  • MC-295895 1.21.5 breaks minecart behavior when travelling through nether portals
  • MC-295914 Loot table files accept invalid JSON
  • MC-295944 Reloading a professionless zombie villager causes it to gain random profession clothing
  • MC-296035 Two pixels from "mooshroom_spawn_egg" are the same as "cow_spawn_egg"
  • MC-296099 Nether portal collision is or isn't working depending on the cardinal direction
  • MC-296121 ClientboundLevelChunkPacketData buffer size is too big
  • MC-296311 TNT touching water will destroy blocks and damage entities but will ignore decorative entities
  • MC-296337 Minecarts cause memory usage increases and crashes
  • MC-296348 NoAI:1b mobs cannot be ridden in 1.21.5+
  • MC-296624 Old Brown Mooshroom texture is missing from Programmer Art
  • MC-296638 Clocks, compasses, and lodestone compasses do not render enchantment glint in certain display contexts when using Fabulous! graphics
  • MC-296701 Transformed entities do not retain their custom_data component
  • MC-296709 All non-default jukebox_playable components are deleted from existing items when updating past 1.21.4
  • MC-296784 The "Welcome to Minecraft" screen is missing its fade out
  • MC-296866 Predicates of particular namespaces failed to be accessed on /execute
  • MC-297264 Cat breeds are not seed based anymore
  • MC-297347 Tamed animals no longer sit when their owner changes dimension
  • MC-297461 Equipment and sleeping pos data cannot be loaded in 1.21.4, but can be loaded in 1.21.5 to bees spawned from bee nest and bee hive
  • MC-297524 Connection with realm gives weird HTML text
  • MC-297537 Extra "entity.wolf_whine.whine" sound event exists in sounds.json
  • MC-297591 Ender pearls can unexpectedly come to a halt
  • MC-297614 Area effect clouds with duration greater than or equal to 2147483628 disappear after a tick
  • MC-297868 Items in the armor.body and saddle slots are not kept when dying while the game rule keepInventory is set to true
  • MC-297893 prevent_equipment_drop enchantment effect does not work with armor.body and saddle slots
  • MC-297894 /clear command does not clear armor.body and saddle slots
Fixed bugs in 25w16a 27
  • MC-296353 Potions, tipped arrows, and dyed leather armor render with missing or incorrect colors in the inventory
  • MC-296355 Characters in front of the cursor render one pixel too far to the left
  • MC-296356 Hitbox rendering in GUIs is broken
  • MC-296357 Happy ghasts produce footstep sounds when flying close above blocks
  • MC-296358 A player in Spectator mode on top of a happy ghast makes it stop moving
  • MC-296363 Scrolling in the experiments screen does not move the positions where the buttons can be selected
  • MC-296365 Block placing sounds are played when the block states of completely unhydrated dried ghasts are changed
  • MC-296366 Kicked for flying while flying happy ghast
  • MC-296367 The enchantment glint in the inventory appears on all items of the same type
  • MC-296373 The side faces of dried ghast tentacles aren’t culled when covered by blocks
  • MC-296376 Sounds produced by ghastlings can be heard from too far away
  • MC-296381 Dried Ghasts always face north in world generation
  • MC-296382 Filled maps are blurry
  • MC-296401 Harnesses are not sorted correctly in the Creative Inventory
  • MC-296419 Spectators' names in multiplayer tab list render improperly compared to 1.21.5
  • MC-296426 Text background lacks opacity over hotbar icons
  • MC-296427 Happy ghasts move/spin erratically when leashed to a fence
  • MC-296434 Unable to see items when hovering over them inside of a bundle
  • MC-296437 Items render behind effect icons and recipe book inside of the inventory
  • MC-296444 Blur is applied to resource pack icons
  • MC-296465 Highlighting text on a sign causes it to override the sign background
  • MC-296467 Item tooltips cause items behind it to not render
  • MC-296470 Items render behind text in anvils
  • MC-296471 Hud is now hidden while in bed resulting in delayed hud rendering
  • MC-296517 The menu panorama turns gray when the switching realm worlds interface is open
  • MC-296518 Text inside the middle of the java realms information box completely disappears when selected
  • MC-296524 Server and singleplayer world icons are blurry
Fixed bugs in 25w17a 27
  • MC-296369 Dispensers cannot equip harnesses onto happy ghasts
  • MC-296421 Right-clicking a happy ghast equipped with a harness while crouching will play hand animation
  • MC-296438 The "display" field on Attribute Modifiers is not optional, despite the changelog saying it is
  • MC-296443 Happy ghasts don’t avoid pathfinding into dangerous blocks
  • MC-296511 Gamemode Switcher icons become invisible when using resource pack with opaque or translucent selection.png
  • MC-296516 Tooltips are incorrectly rendered below nearby elements when holding your mouse cursor over players that are online on realms
  • MC-296538 Rarity of Dried Ghast is inconsistent with its crafting ingredients
  • MC-296542 Waypoints on locator bar do not adjust to 3rd person front camera
  • MC-296567 Waypoints on locator bar do not respect team colors
  • MC-296583 Applying the waypoint_transmit_range attribute to an entity at the same time it is summoned makes it not show on the locator bar
  • MC-296750 The game crashes after startup on some systems (predominantly Linux systems) with AMD graphics
  • MC-296755 Resource Packs: The panorama overlay now renders in front of everything in the title screen
  • MC-296756 Clouds do not render at render distance 2 & 3
  • MC-296764 The text cursor renders behind command auto-complete text
  • MC-296766 GUIs of rideable mobs are missing their slots as of 25w16a
  • MC-296770 Strikethrough text in the villager interface is rendered behind characters
  • MC-296774 Player messages within the "Select Chat Messages to Report" menu aren’t rendered while selected
  • MC-296775 Some elements within the "Select Chat Messages to Report" menu are rendered darker while player messages are selected
  • MC-296777 Lead shift right-clicking doesn't work on Boats with Chests
  • MC-296779 The social interactions menu is rendered darker than normal
  • MC-296782 Player models within the “Report Player Skin” menu are rendered darker and lower than normal
  • MC-296794 Furnaces, blast furnaces, and smokers sometimes do not show the burn progress and lit progress animations
  • MC-296805 The game crashes when holding your mouse cursor over players that are online on realms
  • MC-296806 Cloud rendering has a considerable impact on performance as of 25w16a
  • MC-296807 The titles of selected tabs within the "Create New World" menu are rendered behind the background
  • MC-296808 The titles of lists within the resource pack and data pack menus are rendered behind the background
  • MC-296984 The "No pending invites!" text within the realms invitation menu is rendered behind the background
Fixed bugs in 25w18a 6
  • MC-296354 Happy ghasts aren’t affected by potions thrown on their heads
  • MC-296898 Happy ghasts' home slightly drift over time
  • MC-297112 You cannot use CTRL+NUM to navigate to tabs within the configure realms menu
  • MC-297114 The realms menu incorrectly claims that realms are expiring soon
  • MC-297115 The “This is a Snapshot Realm…” box no longer renders with a black background
  • MC-297184 'Realms' is lowercase in mco.errorMessage.realmsService.configurationError.
Fixed bugs in 25w19a 10
  • MC-296432 The ability to stand on top of happy ghasts which have a larger scale attribute becomes unreliable or even impossible
  • MC-296460 Debug crosshair renders incorrectly
  • MC-296494 The player sometimes falls from a happy ghast when reconnecting to a world
  • MC-296797 The movement of happy ghasts for non-controlling passengers is jittery
  • MC-296813 The panorama isn't slightly blurred anymore which causes some "flickering" effects
  • MC-296970 The dried ghast block has a hit sound event
  • MC-297142 The "Leave Bed" button is invisible
  • MC-297235 Clouds not fully rendered depending on angle when very high above the world
  • MC-297271 Waypoint packet is handled by network thread instead of render thread, causing crash
  • MC-297339 Sign text is non-functional
Fixed bugs in 25w20a 5
  • MC-296836 Happy ghast saddle model doesn't change when lead is broken by exceeding max range.
  • MC-296843 Clouds are rendered incorrectly on some Mac systems
  • MC-297535 The enchantment glint doesn't render in first person or the inventory
  • MC-297544 Rain fog does not affect 1st person hand or items
  • MC-297570 Block breaking overlay not affected by environmental fog
Fixed bugs in 25w21a 14
  • MC-297336 Experience orbs from thrown bottles o' enchanting are very prone to getting stuck inside blocks when thrown against a corner
  • MC-297615 Untranslatable error message when trying to join a closed Realm
  • MC-297803 The string "menu.custom_screen_info.contents" misspells "personal" as "pesonal"
  • MC-297806 music.game.swamp.labyrinthine misspells the song's title
  • MC-297808 music.game.oxygene is missing the grave accent sign
  • MC-297812 Bold text is rendered differently than in previous versions
  • MC-297813 Amos Roddy is not listed in the credits
  • MC-297823 music.game.mice_on_venus is using wrong capitalization
  • MC-297845 Clicking the Statistics button in Singleplayer does not play the button click sound until you resume playing
  • MC-297846 The music toast flashes in the pause menu when the Music slider is set to zero
  • MC-297875 Text shadow from underlined text overlaps the text below it in chat messages
  • MC-297888 Text no longer renders in a consistent order across different fonts
  • MC-297917 The client stops responding when showing a dialog with an extremely wide button
  • MC-297977 Dialog columns layout has extra spacing between the grid and the overflow linear layout
Fixed bugs in 1.21.6 Pre-Release 1 18
  • MC-296420 '/datapack create' can create directories with illegal names
  • MC-296431 Clipping item sprites to stay in slot makes it impossible to hide the slot for resource packs
  • MC-296458 Player heads in the inventory don't show the right skin
  • MC-297275 Players can desync from their mounts when jumping on a happy ghast
  • MC-297550 Happy ghasts don’t remain stationary correctly when players dismount them while other players are still controlling them
  • MC-297807 Clicking "Save and Quit to Title" in the dialog warning menu takes you to the server list even if the world is singleplayer or locally-hosted LAN
  • MC-297817 Newly placed paintings sometimes appear at a different position
  • MC-297848 The menu background is not shown for a short amount of time when leaving a world from a dialog
  • MC-297897 Players can fall through happy ghasts
  • MC-297899 FPS drops due to clouds
  • MC-297906 Running a command with a large output whilst on a dedicated server causes a kick and no logged output
  • MC-297915 The name plates of entities with an empty custom name are now rendered incorrectly
  • MC-298071 All naturally spawned zombie villagers are professionless since 25w16a
  • MC-298101 Sniffers now show the digging animation instead of the walking animation
  • MC-298116 The warning text in the confirm link screen is no longer visible
  • MC-298117 All buttons at the bottom of the Realms screen are clickable when no realm is selected
  • MC-298139 Items bigger than the size of a slot incorrectly bleed over onto other items
  • MC-298146 GUI items disappear at high screen resolutions
Fixed bugs in 1.21.6 Pre-Release 2 12
  • MC-297575 Happy Ghast with nbt NoAI set to true can't be controlled by player
  • MC-298104 The max_lines field of multiline text input control is unrestricted, lagging the game
  • MC-298144 The initial value of minecraft:text input type is limited to 32 characters, regardless of max_length field
  • MC-298155 Dialog command_template using a multiline text input causes player to be kicked out of the server due to illegal characters in chat (which is \n
  • MC-298209 Player cannot move while touching a happy ghast's body
  • MC-298301 Blinking the cursor shifts all characters to the right of a multilines text field input in Dialogs
  • MC-298307 Entering and exiting a pale garden while in Creative mode causes the current music track to remain silent
  • MC-298358 Riding a mob into powder snow no longer affects the player properly
  • MC-298361 Happy ghast with player riding, teleports back and forth when exiting nether portal
  • MC-298368 "music_notes.png.mcmeta" has an extra index that does not exist, causing a warning
  • MC-298394 Freezing in Powdered Snow is very inconsistent and jittery
  • MC-298422 Ghasts and happy ghasts do not take damage from harmful blocks under some circumstances
Fixed bugs in 1.21.6 Pre-Release 3 12
  • MC-296371 The entity shadows of happy ghasts are too small in relation to the size of their models
  • MC-296374 The entity shadows of ghastlings are too small in relation to the size of their models
  • MC-296853 The "Shear Brilliance" advancement is incorrectly given by shearing a lead off a wolf
  • MC-297113 Hotbar shown in loading terrain screen
  • MC-297497 The “Connection Lost” title isn’t displayed when being kicked from realms due to idle timeout
  • MC-297972 Dialog body content is misaligned
  • MC-298353 Ridden entities won't make the lead breaking sound when attached to a fence
  • MC-298412 Subtitles are no longer shown when the master volume is set to zero
  • MC-298466 When clicking the "yes" button to confirm command execution in a dialog, if the player is put into another dialog, the click sound from the "yes" button will not be played until it is closed
  • MC-298492 Disconnecting through dialog in configuration phase causes the client to crash.
  • MC-298516 While running /dialog clear and /dialog show every tick, pressing the warning button just after joining the world can crash the game
  • MC-298520 Items in slots now render behind the container title, mismatching 1.21.5 behavior
Fixed bugs in 1.21.6 Pre-Release 4 3
  • MC-298446 The "Thunder roars" sound is no longer affected by the master volume
  • MC-298510 Happy ghasts stay still for a few seconds when you get off them
  • MC-298653 Master volume slider no longer affects /playsoud sounds with high volume
Fixed bugs in 1.21.6 Release Candidate 1 3
  • MC-298022 Not signed Books and Quills with an overflowing new line at the bottom do not depict the pages' contents
  • MC-298633 Happy Ghast gets you stuck in blocks while riding and gets stuck in blocks upon dismount
  • MC-298658 Locator Bar shows inaccurate positions after respawn

Development cycle

Every build Mojang published on the way to 1.21.6, in order.

  1. Snapshot

    7

    Weekly work-in-progress build. Things break and get removed again.

    25w15a25w16a25w17a25w18a25w19a25w20a25w21a

  2. Pre-release

    4

    Feature-complete; only bug fixes land between here and release.

    1.21.6-pre11.21.6-pre21.21.6-pre31.21.6-pre4

  3. Release candidate

    1

    The build Mojang intends to ship unless a blocking bug turns up.

    1.21.6-rc1

  4. Release

    1.21.6

    The build that shipped. Everything above led here.

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