Biome-specific structures generate at wrong biomes in superflat
The bug
Biome-specific structures can spawn on other biomes other than their respective biome in superflat worlds.
How to reproduce
Try reproducing by using the "Overworld" superflat preset but before generating, change the biome ID from 1 (Plains) to 40 (The End - Floating Islands).
minecraft:bedrock,59*minecraft:stone,3*minecraft:dirt,minecraft:grass_block;40;village,biome_1,decoration,stronghold,mineshaft,lake,lava_lake,dungeon
Linked Issues
is duplicated by14
Created Issue:
Witch huts generate at wrong biomes
Witch huts can spawn on other biomes other than swamps.
Witch huts generate at wrong biomesBiome specific structures generate at wrong biomes
Witch huts can spawn on other biomes other thanswamps.Biome-specific structures can spawn on other biomes other than their respective biome.
Biomespecific structures generate at wrong biomesBiome-specific structures generate at wrong biomes
Biome-specific structures generate at wrong biomes in superflat
Biome-specific structures can spawn on other biomes other than their respective biome in superflat worlds.
Biome-specific structures i.e. witch huts, igloos, jungle temples, and desert temples, can spawn on other biomes other than their respective biome in superflat worlds.
Biome-specific structures
i.e. witch huts, igloos, jungle temples, and desert temples,can spawn on other biomes other than their respective biome in superflat worlds.Biome-specific structures can spawn on other biomes other than their respective biome in superflat worlds.
Try reproducing by using the "Overworld" superflat preset but before generating, change the biome ID from 1 (Plains) to 40 (The End - Floating Islands).
Biome-specific structures can spawn on other biomes other than their respective biome in superflat worlds.
Try reproducing by using the "Overworld" superflat preset but before generating, change the biome ID from 1 (Plains) to 40 (The End - Floating Islands).
Presetminecraft:bedrock,59*minecraft:stone,3*minecraft:dirt,minecraft:grass_block;40;village,biome_1,decoration,stronghold,mineshaft,lake,lava_lake,dungeon
The bug
Biome-specific structures can spawn on other biomes other than their respective biome in superflat worlds.
How to reproduce
Try reproducing by using the "Overworld" superflat preset but before generating, change the biome ID from 1 (Plains) to 40 (The End - Floating Islands).
Presetminecraft:bedrock,59*minecraft:stone,3*minecraft:dirt,minecraft:grass_block;40;village,biome_1,decoration,stronghold,mineshaft,lake,lava_lake,dungeon
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Thank you for your report!
However, this issue is a Duplicate of MC-124918.
If you have additional information, please add it to that report.
Please search before reporting, as it's likely that one exists already.
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Thank you for your report!
However, this issue is a Duplicate of MC-124918.
If you have additional information, please add it to that report.
Please search before reporting, as it's likely that one exists already.
Quick Links:
📓 Issue Guidelines – 💬 Community Support – 📧 Customer Support – 📖 Game Wiki
Thank you for your report!
However, this issue is a Duplicate of MC-124918.
It has been linked to this report. If you have additional information, please add it to that report.
Please search before reporting, as it's likely that one exists already.
Quick Links:
📓 Issue Guidelines – 💬 Community Support – 📧 Customer Support – 📖 Game Wiki
Thank you for your report!
However, this issue is a Duplicate of MC-124918.
It has been linked to this report. If you have additional information, please add it to that report.
Please search before reporting, as it's likely that one exists already.
Quick Links:
📓 Issue Guidelines – 💬 Community Support – 📧 Customer Support – 📖 Game Wiki






Have you seen this with biome 40 only or does it affect other biomes as well?Edit: Apparently affects other types as well, I am seeing desert temples with the "Snowy Kingdom" superflat preset
Can confirm for 18w09a. I have seen igloos, desert temples, villages, zombie villages, jungle temples, witch huts and the new ocean structures in a Superflat world that is entirely Roofed Forest.
Same problem with the Desert Preset. Confirmed in 18w08b and 18w09a. I see igloos, jungle temples, witch huts, and the new ocean ruins structures.
I also see way too many structures, the structure density is extremely high. Also many small lava lakes, they are everywhere.
I also see very large groups of spawned mobs that should not spawn (zombies and skeletons at start of game day), that don't seem to notice the blazing sun until I move near them, at which point they start burning. In case that's related.
I see deep pits full of spiders. Another new feature? Pretty scary! I would not want to fall into one.
Here's my conjecture from my duplicate ticket (
MC-126629):On the structure issue I wonder if the terrain generator realises this is a preset desert, but the structure generator is failing to notice the terrain is desert-only? Is the desert preset applied as a post-generation mask over the 'real' biome type, and the structure generator is accessing the 'real' biome type? I'm just guessing.
Checking the standard Superflat world with no customisation, it has no structures at all apart from Villages. But for some reason it is swarming with slimes in every direction for as far as the eye can see. Slimes and passive mobs. 18w09a.
The Village types are varied even though the terrain is identical (nothing but grass). So possibly the same issue, just less dramatic because the only structures are Villages?
Still happens to 18w10d
I attached a screenshot about your bug with a shipwrecks
confirmed for 18w11a
18w14a too.
how do i confirm that this bug is here in 20w17a?
Are you seeing it in that snapshot? Odd since it's been marked resolved for years.
To verify, create a superflat desert and fly around looking for igloos.
I created the world and immediately found an igloo within render distance of spawn
It probably has been fixed indeed back then, but resurfaced now.
MC-180603is describing this bug in the latest versions, you can vote for that report and start watching it.