mojira.dev
MC-214290

Crash upon importing world generation settings with a layer that is less than 0 blocks high

Resolved
Fixed
3

The bug

When creating a flat world with custom world generation settings, and setting the height of one of the layers to a negative value (for example, -1), the game crashes. A full crash report is attached, as well as the world generation settings file used to reproduce this issue.

Closely relates to MC-213583.

How to reproduce

  1. Select Singleplayer → Create New World → More World Options... → Import Settings

  2. Import the

[media]

  1.  file
    → ❌ Game crashes

Stack trace

21w05b: [^crash-2021-02-06_00.10.43-client.txt]

Description: mouseClicked event handler

java.lang.ArrayIndexOutOfBoundsException: -1
	at cus.h(SourceFile:236)
	at cus.<init>(SourceFile:99)
	at com.mojang.datafixers.util.Function6.lambda$null$4(Function6.java:18)
	at com.mojang.datafixers.util.Function3.lambda$null$0(Function3.java:10)
	at com.mojang.datafixers.kinds.Applicative.lambda$null$8(Applicative.java:75)
	at com.mojang.serialization.DataResult.lambda$null$17(DataResult.java:159)
	at java.util.Optional.map(Optional.java:215)
	at com.mojang.serialization.DataResult.lambda$null$18(DataResult.java:159)
	at com.mojang.datafixers.util.Either$Right.mapBoth(Either.java:94)
	at com.mojang.serialization.DataResult.lambda$ap$19(DataResult.java:157)
	at com.mojang.datafixers.util.Either$Left.map(Either.java:38)
	at com.mojang.serialization.DataResult.ap(DataResult.java:156)
	at com.mojang.serialization.DataResult$Instance.ap(DataResult.java:301)
	at com.mojang.datafixers.kinds.Applicative.ap2(Applicative.java:76)
	at com.mojang.serialization.DataResult$Instance.ap2(DataResult.java:321)
	at com.mojang.datafixers.kinds.Applicative.ap3(Applicative.java:80)
	at com.mojang.serialization.DataResult$Instance.ap3(DataResult.java:344)
	at com.mojang.serialization.codecs.RecordCodecBuilder$Instance$5.decode(RecordCodecBuilder.java:321)
	at com.mojang.serialization.codecs.RecordCodecBuilder$2.decode(RecordCodecBuilder.java:107)
	at com.mojang.serialization.MapDecoder.lambda$compressedDecode$0(MapDecoder.java:52)
	at com.mojang.serialization.DataResult.lambda$flatMap$10(DataResult.java:138)
	at com.mojang.datafixers.util.Either$Left.map(Either.java:38)
	at com.mojang.serialization.DataResult.flatMap(DataResult.java:136)
	at com.mojang.serialization.MapDecoder.compressedDecode(MapDecoder.java:52)
	at com.mojang.serialization.MapCodec$MapCodecCodec.decode(MapCodec.java:91)
	at com.mojang.serialization.Decoder$1.decode(Decoder.java:49)
	at com.mojang.serialization.Codec$2.decode(Codec.java:71)
	at com.mojang.serialization.Codec$1.decode(Codec.java:45)
	at com.mojang.serialization.Decoder.parse(Decoder.java:18)
	at com.mojang.serialization.codecs.FieldDecoder.decode(FieldDecoder.java:29)
	at com.mojang.serialization.MapCodec$1.decode(MapCodec.java:34)
	at com.mojang.serialization.MapDecoder$4.decode(MapDecoder.java:94)
	at com.mojang.serialization.MapCodec$1.decode(MapCodec.java:34)
	at com.mojang.serialization.codecs.KeyDispatchCodec.lambda$null$1(KeyDispatchCodec.java:67)
	at com.mojang.serialization.DataResult.lambda$flatMap$10(DataResult.java:138)
	at com.mojang.datafixers.util.Either$Left.map(Either.java:38)
	at com.mojang.serialization.DataResult.flatMap(DataResult.java:136)
	at com.mojang.serialization.codecs.KeyDispatchCodec.lambda$decode$2(KeyDispatchCodec.java:58)
	at com.mojang.serialization.DataResult.lambda$flatMap$10(DataResult.java:138)
	at com.mojang.datafixers.util.Either$Left.map(Either.java:38)
	at com.mojang.serialization.DataResult.flatMap(DataResult.java:136)
	at com.mojang.serialization.codecs.KeyDispatchCodec.decode(KeyDispatchCodec.java:56)
	at com.mojang.serialization.MapDecoder.lambda$compressedDecode$0(MapDecoder.java:52)
	at com.mojang.serialization.DataResult.lambda$flatMap$10(DataResult.java:138)
	at com.mojang.datafixers.util.Either$Left.map(Either.java:38)
	at com.mojang.serialization.DataResult.flatMap(DataResult.java:136)
	at com.mojang.serialization.MapDecoder.compressedDecode(MapDecoder.java:52)
	at com.mojang.serialization.MapCodec$MapCodecCodec.decode(MapCodec.java:91)
	at com.mojang.serialization.Decoder.parse(Decoder.java:18)
	at com.mojang.serialization.codecs.FieldDecoder.decode(FieldDecoder.java:29)
	at com.mojang.serialization.MapCodec$1.decode(MapCodec.java:34)
	at com.mojang.serialization.codecs.RecordCodecBuilder$Instance$3.decode(RecordCodecBuilder.java:249)
	at com.mojang.serialization.codecs.RecordCodecBuilder$2.decode(RecordCodecBuilder.java:107)
	at com.mojang.serialization.MapDecoder.lambda$compressedDecode$0(MapDecoder.java:52)
	at com.mojang.serialization.DataResult.lambda$flatMap$10(DataResult.java:138)
	at com.mojang.datafixers.util.Either$Left.map(Either.java:38)
	at com.mojang.serialization.DataResult.flatMap(DataResult.java:136)
	at com.mojang.serialization.MapDecoder.compressedDecode(MapDecoder.java:52)
	at com.mojang.serialization.MapCodec$MapCodecCodec.decode(MapCodec.java:91)
	at com.mojang.serialization.Decoder.parse(Decoder.java:18)
	at com.mojang.serialization.codecs.BaseMapCodec.lambda$decode$2(BaseMapCodec.java:31)
	at java.util.stream.ReduceOps$1ReducingSink.accept(ReduceOps.java:80)
	at java.util.stream.ReferencePipeline$3$1.accept(ReferencePipeline.java:193)
	at java.util.Iterator.forEachRemaining(Iterator.java:116)
	at java.util.Spliterators$IteratorSpliterator.forEachRemaining(Spliterators.java:1801)
	at java.util.stream.AbstractPipeline.copyInto(AbstractPipeline.java:481)
	at java.util.stream.AbstractPipeline.wrapAndCopyInto(AbstractPipeline.java:471)
	at java.util.stream.ReduceOps$ReduceOp.evaluateSequential(ReduceOps.java:708)
	at java.util.stream.AbstractPipeline.evaluate(AbstractPipeline.java:234)
	at java.util.stream.ReferencePipeline.reduce(ReferencePipeline.java:484)
	at com.mojang.serialization.codecs.BaseMapCodec.decode(BaseMapCodec.java:27)
	at com.mojang.serialization.codecs.UnboundedMapCodec.lambda$decode$0(UnboundedMapCodec.java:38)
	at com.mojang.serialization.DataResult.lambda$flatMap$10(DataResult.java:138)
	at com.mojang.datafixers.util.Either$Left.map(Either.java:38)
	at com.mojang.serialization.DataResult.flatMap(DataResult.java:136)
	at com.mojang.serialization.codecs.UnboundedMapCodec.decode(UnboundedMapCodec.java:38)
	at com.mojang.serialization.Decoder$2.decode(Decoder.java:63)
	at com.mojang.serialization.Codec$2.decode(Codec.java:71)
	at vv.decode(SourceFile:33)
	at com.mojang.serialization.Decoder$2.decode(Decoder.java:63)
	at com.mojang.serialization.Codec$2.decode(Codec.java:71)
	at com.mojang.serialization.Decoder.parse(Decoder.java:18)
	at com.mojang.serialization.codecs.FieldDecoder.decode(FieldDecoder.java:29)
	at com.mojang.serialization.MapCodec$1.decode(MapCodec.java:34)
	at com.mojang.serialization.codecs.RecordCodecBuilder$Instance$5.decode(RecordCodecBuilder.java:324)
	at com.mojang.serialization.codecs.RecordCodecBuilder$2.decode(RecordCodecBuilder.java:107)
	at com.mojang.serialization.MapDecoder.lambda$compressedDecode$0(MapDecoder.java:52)
	at com.mojang.serialization.DataResult.lambda$flatMap$10(DataResult.java:138)
	at com.mojang.datafixers.util.Either$Left.map(Either.java:38)
	at com.mojang.serialization.DataResult.flatMap(DataResult.java:136)
	at com.mojang.serialization.MapDecoder.compressedDecode(MapDecoder.java:52)
	at com.mojang.serialization.MapCodec$MapCodecCodec.decode(MapCodec.java:91)
	at com.mojang.serialization.Decoder$1.decode(Decoder.java:49)
	at com.mojang.serialization.Codec$2.decode(Codec.java:71)
	at com.mojang.serialization.Decoder.parse(Decoder.java:18)
	at dyy.a(SourceFile:171)
	at dru.b(SourceFile:33)
	at dro.a(SourceFile:16)
	at drs.a(SourceFile:153)
	at dss.a(SourceFile:27)
	at dql.b(SourceFile:92)
	at dve.a(SourceFile:451)
	at dql.a(SourceFile:92)
	at dql.c(SourceFile:162)
	at aox.execute(SourceFile:94)
	at dql.b(SourceFile:162)
	at org.lwjgl.glfw.GLFWMouseButtonCallbackI.callback(GLFWMouseButtonCallbackI.java:36)
	at org.lwjgl.system.JNI.invokeV(Native Method)
	at org.lwjgl.glfw.GLFW.glfwPollEvents(GLFW.java:3050)
	at com.mojang.blaze3d.systems.RenderSystem.flipFrame(SourceFile:115)
	at dle.e(SourceFile:308)
	at dqk.e(SourceFile:1073)
	at dqk.e(SourceFile:688)
	at net.minecraft.client.main.Main.main(SourceFile:215)

Linked issues

relates to 1

Attachments

214290.json
crash-2021-02-06_00.10.43-client.txt

Comments 1

I haven't tested this in 21w11a or later, until now. This has actually been fixed in 21w11a. I can reproduce the crash in 21w10a, but not in 21w11a or later.

[Mod] markderickson

(Unassigned)

Confirmed

Very Important

Crash

21w05b, 21w06a, 21w07a, 21w10a

21w11a

Retrieved