Release Notes - Minecraft: Java Edition - Version 21w40a - HTML format

Bug

  • [MC-128770] - Woodland mansions still generate in dark forest hills
  • [MC-132306] - Snowy grass without snow near lakes in snowy biome
  • [MC-133582] - Dolphins try to catch up with boat on land
  • [MC-137140] - Llamas cannot spawn in shattered savanna plateau
  • [MC-137956] - Lakes still generate in superflat preset "Overworld" after removing its tag
  • [MC-138734] - Spawn point for seed 0, world type Buffet with Badlands Plateau biome is under surface, ⇒ player dies
  • [MC-138782] - Stranded dolphin tries to catch the boat on the water and stops beating
  • [MC-152966] - Increase villages generate in versions after 1.10
  • [MC-169523] - As of 18w06a, the sand, clay and gravel blocks no longer generate around small lakes
  • [MC-177016] - Some lakes in frozen biomes generate unfrozen
  • [MC-190724] - Spawning in solid blocks in single biome "Badlands Plateau" world
  • [MC-197688] - Mountain Edge never generates
  • [MC-200640] - Despite being a coastal biome, mushroom field shores don't have a warm/unique water color
  • [MC-200803] - Gravelly Mountains+/Modified Gravelly mountains placed incorrectly in the biome selection
  • [MC-204117] - 1 Block water pond.
  • [MC-217906] - Large amounts of axolotls cause performance issues
  • [MC-224494] - Regular dirt can generate naturally on the surface near pools
  • [MC-225030] - Dungeons are extremely rare compared to in the past
  • [MC-225506] - Grass blocks can generate naturally in underground pools
  • [MC-225842] - Flowers can generate on large plants near lakes
  • [MC-225858] - Seeds and flowers appear in ponds
  • [MC-226000] - Pointed dripstone items in underground pools
  • [MC-226437] - Water lakes generating in snowy tundra's can sometimes contain dark spots
  • [MC-227064] - Floating grass can still generate above water lakes
  • [MC-229365] - Large amounts of goats causes performance issues
  • [MC-231400] - Modified Badlands Plateau and Mountain Edge don't generate and gives out invalid biome data in single biome worlds
  • [MC-233661] - In some cases, sand blocks generating over lakes do not cause light updates, resulting in large dark spots
  • [MC-236609] - New mountain biomes use translations strings in biome selection
  • [MC-236614] - Adventuring Time advancement still accepts non generating biomes
  • [MC-236617] - Mountains & Gravelly Mountains use their 1.17.1 biome ID name
  • [MC-236632] - Banners without patterns do not render properly
  • [MC-236663] - Command blocks do not display command in their UI
  • [MC-236736] - No relief on treasure map or explorer maps
  • [MC-236894] - Foliage from specific biomes can generate in biomes they aren't meant for
  • [MC-236896] - Strange mini broken aquifer walls generating commonly on the surface
  • [MC-237490] - The bottom parts of aquifers aren't always surrounded by blocks which can occasionally cause them to spill into caves in ways that appear bizarre
  • [MC-237586] - Entities that die outside of simulation distance remain frozen in the death animation
  • [MC-237666] - Unused biomes still present in game files
  • [MC-237925] - Opening world from 1.12.2 (or older) in latest snapshot regenerates random chunks
  • [MC-237933] - Sweet Berries generate much too often
  • [MC-237950] - Cave vines can generate without tip because prioritize_tip option is negated
  • [MC-237951] - Cave vines can generate into water
  • [MC-237962] - Entities bob their head up and down when targeting towards the player
  • [MC-238006] - Emerald ore and infested blocks do not generate in Snowy Mountain biomes
  • [MC-238104] - Blue Orchid generation has decreased
  • [MC-238265] - version.json contains internal revision ID instead of game version ID

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