Java 15 not supported - Fabric 1.16.5

[ghost]

---- Minecraft Crash Report ----
// Uh... Did I do that?

Time: 4/3/21, 9:47 AM
Description: Tesselating block in world - Indigo Renderer

java.lang.ClassCastException: class net.minecraft.class_1097 cannot be cast to class net.fabricmc.fabric.api.renderer.v1.model.FabricBakedModel (net.minecraft.class_1097 and net.fabricmc.fabric.api.renderer.v1.model.FabricBakedModel are in unnamed module of loader net.fabricmc.loader.launch.knot.KnotClassLoader @7c3fdb62)
	at Not Enough Crashes deobfuscated stack trace.(1.16.5+build.6)
	at net.fabricmc.fabric.impl.client.indigo.renderer.render.TerrainRenderContext.tesselateBlock(TerrainRenderContext.java:105)
	at net.minecraft.client.render.chunk.ChunkBuilder$BuiltChunk$RebuildTask.redirect$zzf000$hookChunkBuildTesselate(ChunkBuilder:711)
	at net.minecraft.client.render.chunk.ChunkBuilder$BuiltChunk$RebuildTask.render(ChunkBuilder:512)
	at net.minecraft.client.render.chunk.ChunkBuilder$BuiltChunk$RebuildTask.run(ChunkBuilder:434)
	at net.minecraft.client.render.chunk.ChunkBuilder$BuiltChunk.rebuild(ChunkBuilder:399)
	at net.minecraft.client.render.chunk.ChunkBuilder.rebuild(ChunkBuilder:181)
	at net.minecraft.client.render.WorldRenderer.setupTerrain(WorldRenderer:979)
	at net.minecraft.client.render.WorldRenderer.render(WorldRenderer:1131)
	at net.minecraft.client.render.GameRenderer.renderWorld(GameRenderer:727)
	at net.minecraft.client.render.GameRenderer.render(GameRenderer:546)
	at net.minecraft.client.MinecraftClient.render(MinecraftClient:1048)
	at net.minecraft.client.MinecraftClient.run(MinecraftClient:681)
	at net.minecraft.client.MinecraftClient.handler$zga000$afterCrashHandled(MinecraftClient:4404)
	at net.minecraft.client.MinecraftClient.run(MinecraftClient:699)
	at net.minecraft.client.MinecraftClient.handler$zga000$afterCrashHandled(MinecraftClient:4404)
	at net.minecraft.client.MinecraftClient.run(MinecraftClient:699)
	at net.minecraft.client.MinecraftClient.handler$zga000$afterCrashHandled(MinecraftClient:4404)
	at net.minecraft.client.MinecraftClient.run(MinecraftClient:699)
	at net.minecraft.client.MinecraftClient.handler$zga000$afterCrashHandled(MinecraftClient:4404)
	at net.minecraft.client.MinecraftClient.run(MinecraftClient:699)
	at net.minecraft.client.main.Main.main(Main:215)
	at jdk.internal.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
	at jdk.internal.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:64)
	at jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
	at java.lang.reflect.Method.invoke(Method.java:564)
	at net.fabricmc.loader.game.MinecraftGameProvider.launch(MinecraftGameProvider.java:226)
	at net.fabricmc.loader.launch.knot.Knot.launch(Knot.java:146)
	at net.fabricmc.loader.launch.knot.KnotClient.main(KnotClient.java:28)


A detailed walkthrough of the error, its code path and all known details is as follows:
---------------------------------------------------------------------------------------

-- Block being tesselated --
Details:
	Block: Block{minecraft:dirt}
	Block location: World: (-1728,64,-16), Chunk: (at 0,4,0 in -108,-1; contains blocks -1728,0,-16 to -1713,255,-1), Region: (-4,-1; contains chunks -128,-32 to -97,-1, blocks -2048,0,-512 to -1537,255,-1)
Stacktrace:
	at net.fabricmc.fabric.impl.client.indigo.renderer.render.TerrainRenderContext.tesselateBlock(TerrainRenderContext.java:108)
	at net.minecraft.class_846$class_851$class_4578.redirect$zzf000$hookChunkBuildTesselate(class_846.java:711)
	at net.minecraft.class_846$class_851$class_4578.method_22785(class_846.java:512)
	at net.minecraft.class_846$class_851$class_4578.method_22783(class_846.java:434)
	at net.minecraft.class_846$class_851.method_22781(class_846.java:399)
	at net.minecraft.class_846.method_3627(class_846.java:181)
	at net.minecraft.class_761.method_3273(class_761.java:979)
	at net.minecraft.class_761.method_22710(class_761.java:1131)
	at net.minecraft.class_757.method_3188(class_757.java:727)
	at net.minecraft.class_757.method_3192(class_757.java:546)
	at net.minecraft.class_310.method_1523(class_310.java:1048)
	at net.minecraft.class_310.method_1514(class_310.java:681)
	at net.minecraft.class_310.handler$zga000$afterCrashHandled(class_310.java:4404)
	at net.minecraft.class_310.method_1514(class_310.java:699)
	at net.minecraft.class_310.handler$zga000$afterCrashHandled(class_310.java:4404)
	at net.minecraft.class_310.method_1514(class_310.java:699)
	at net.minecraft.class_310.handler$zga000$afterCrashHandled(class_310.java:4404)
	at net.minecraft.class_310.method_1514(class_310.java:699)
	at net.minecraft.class_310.handler$zga000$afterCrashHandled(class_310.java:4404)
	at net.minecraft.class_310.method_1514(class_310.java:699)
	at net.minecraft.client.main.Main.main(Main.java:215)
	at java.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
	at java.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:64)
	at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
	at java.base/java.lang.reflect.Method.invoke(Method.java:564)
	at net.fabricmc.loader.game.MinecraftGameProvider.launch(MinecraftGameProvider.java:226)
	at net.fabricmc.loader.launch.knot.Knot.launch(Knot.java:146)
	at net.fabricmc.loader.launch.knot.KnotClient.main(KnotClient.java:28)
-- Affected level --
Details:
	All players: 25 total; [class_746['java_alt'/8187, l='ClientLevel', x=-1719.64, y=70.00, z=-9.78], class_745['rXetXokPJ3p1j'/8030, l='ClientLevel', x=-1719.69, y=70.00, z=-12.34], class_745['sohaanxd'/8116, l='ClientLevel', x=-1721.31, y=70.00, z=-13.06], class_745['DemonicDragoling'/8160, l='ClientLevel', x=-1719.66, y=70.00, z=-9.78], class_745['legenddiamonde'/8168, l='ClientLevel', x=-1719.66, y=70.00, z=-12.44], class_745['ItzGaminGwOlf'/8169, l='ClientLevel', x=-1719.66, y=70.00, z=-9.78], class_745['Foot1'/7831, l='ClientLevel', x=-1705.53, y=71.78, z=5.97], class_745['beca_2251'/5503, l='ClientLevel', x=-1742.81, y=67.00, z=-22.88], class_745['DinhaKase'/5623, l='ClientLevel', x=-1741.66, y=67.00, z=-22.31], class_745['S4DB011'/8052, l='ClientLevel', x=-1725.13, y=68.41, z=-23.44], class_745['kohru'/8125, l='ClientLevel', x=-1720.75, y=67.00, z=-24.03], class_745['chocopillow'/7520, l='ClientLevel', x=-1690.47, y=67.00, z=-12.59], class_745['Phantom_Chicken9'/8016, l='ClientLevel', x=-1747.91, y=67.00, z=-13.31], class_745['§r'/62, l='ClientLevel', x=-1729.94, y=68.50, z=-42.00], class_745['§r'/80, l='ClientLevel', x=-1728.06, y=68.50, z=-45.06], class_745['§r'/86, l='ClientLevel', x=-1731.03, y=68.50, z=-39.03], class_745['AbhinavSA'/7521, l='ClientLevel', x=-1728.38, y=67.00, z=-33.03], class_745['§r'/74, l='ClientLevel', x=-1713.94, y=68.50, z=-47.13], class_745['§r'/77, l='ClientLevel', x=-1725.00, y=68.50, z=-47.13], class_745['fimny'/7797, l='ClientLevel', x=-1724.97, y=67.00, z=-40.66], class_745['imdadFTYT'/7641, l='ClientLevel', x=-1713.53, y=67.00, z=-36.69], class_745['§r'/65, l='ClientLevel', x=-1707.94, y=68.50, z=-39.13], class_745['§r'/68, l='ClientLevel', x=-1711.00, y=68.50, z=-45.03], class_745['§r'/71, l='ClientLevel', x=-1708.94, y=68.50, z=-42.09], class_745['nicolrhs'/7400, l='ClientLevel', x=-1711.94, y=67.00, z=-36.88]]
	Chunk stats: Client Chunk Cache: 18225, 39
	Level dimension: minecraft:overworld
	Level spawn location: World: (-1720,70,-10), Chunk: (at 8,4,6 in -108,-1; contains blocks -1728,0,-16 to -1713,255,-1), Region: (-4,-1; contains chunks -128,-32 to -97,-1, blocks -2048,0,-512 to -1537,255,-1)
	Level time: 1867897941 game time, 3097200 day time
	Server brand: Waterfall <- PaperSpigot
	Server type: Non-integrated multiplayer server
-- System Details --
Details:
	Minecraft Version: 1.16.5
	Minecraft Version ID: 1.16.5
	Operating System: Windows 10 (amd64) version 10.0
	Java Version: 15.0.2, BellSoft
	Java VM Version: OpenJDK 64-Bit Server VM (mixed mode, sharing), BellSoft
	Memory: 584929232 bytes (557 MB) / 1207959552 bytes (1152 MB) up to 2113929216 bytes (2016 MB)
	CPUs: 4
	JVM Flags: 8 total; -XX:+UnlockExperimentalVMOptions -XX:+UseG1GC -XX:G1NewSizePercent=20 -XX:G1ReservePercent=20 -XX:MaxGCPauseMillis=50 -XX:G1HeapRegionSize=16M -Xmx2005m -XX:HeapDumpPath=MojangTricksIntelDriversForPerformance_javaw.exe_minecraft.exe.heapdump
	Suspected Mods: Fabric Loader (fabricloader), Fabric Renderer - Indigo (fabric-renderer-indigo)
	Fabric Mods: 
		authme: Auth Me 1.4.0
		autoconfig1u: Auto Config v1 Updated 3.3.1
		boostedbrightness: Boosted Brightness 1.2.1
		cloth-basic-math: Cloth Basic Math 0.5.1
		cloth-config2: Cloth Config v4 4.8.3
		com_moandjiezana_toml_toml4j: toml4j 0.7.2
		craftpresence: CraftPresence 1.7.6
		dynamicfps: Dynamic FPS 2.0.1
		fabric: Fabric API 0.32.5+1.16
		fabric-api-base: Fabric API Base 0.2.1+9354966b7d
		fabric-api-lookup-api-v1: Fabric API Lookup API (v1) 1.0.0+dc716ea17d
		fabric-biome-api-v1: Fabric Biome API (v1) 3.1.1+ca58154a7d
		fabric-blockrenderlayer-v1: Fabric BlockRenderLayer Registration (v1) 1.1.5+ca58154a7d
		fabric-command-api-v1: Fabric Command API (v1) 1.1.1+351679a77d
		fabric-commands-v0: Fabric Commands (v0) 0.2.2+ca58154a7d
		fabric-containers-v0: Fabric Containers (v0) 0.1.11+9354966b7d
		fabric-content-registries-v0: Fabric Content Registries (v0) 0.2.1+ca58154a7d
		fabric-crash-report-info-v1: Fabric Crash Report Info (v1) 0.1.3+ca58154a7d
		fabric-dimensions-v1: fabric-dimensions-v1 2.0.6+9354966b7d
		fabric-entity-events-v1: Fabric Entity Events (v1) 1.0.3+ca58154a7d
		fabric-events-interaction-v0: Fabric Events Interaction (v0) 0.4.2+ca58154a7d
		fabric-events-lifecycle-v0: Fabric Events Lifecycle (v0) 0.2.1+ca58154a7d
		fabric-game-rule-api-v1: Fabric Game Rule API (v1) 1.0.6+ca58154a7d
		fabric-item-api-v1: Fabric Item API (v1) 1.2.1+ca58154a7d
		fabric-item-groups-v0: Fabric Item Groups (v0) 0.2.5+351679a77d
		fabric-key-binding-api-v1: Fabric Key Binding API (v1) 1.0.4+9354966b7d
		fabric-keybindings-v0: Fabric Key Bindings (v0) 0.2.1+ca58154a7d
		fabric-lifecycle-events-v1: Fabric Lifecycle Events (v1) 1.2.1+ca58154a7d
		fabric-loot-tables-v1: Fabric Loot Tables (v1) 1.0.2+ca58154a7d
		fabric-mining-levels-v0: Fabric Mining Levels (v0) 0.1.3+ca58154a7d
		fabric-models-v0: Fabric Models (v0) 0.2.1+ca58154a7d
		fabric-networking-api-v1: Fabric Networking API (v1) 1.0.1+ca58154a7d
		fabric-networking-blockentity-v0: Fabric Networking Block Entity (v0) 0.2.8+ca58154a7d
		fabric-networking-v0: Fabric Networking (v0) 0.3.2+ca58154a7d
		fabric-object-builder-api-v1: Fabric Object Builder API (v1) 1.9.4+9354966b7d
		fabric-object-builders-v0: Fabric Object Builders (v0) 0.7.2+ca58154a7d
		fabric-particles-v1: Fabric Particles (v1) 0.2.4+ca58154a7d
		fabric-registry-sync-v0: Fabric Registry Sync (v0) 0.7.4+ca58154a7d
		fabric-renderer-api-v1: Fabric Renderer API (v1) 0.4.1+ca58154a7d
		fabric-renderer-indigo: Fabric Renderer - Indigo 0.4.4+ca58154a7d
		fabric-renderer-registries-v1: Fabric Renderer Registries (v1) 2.2.1+ca58154a7d
		fabric-rendering-data-attachment-v1: Fabric Rendering Data Attachment (v1) 0.1.5+ca58154a7d
		fabric-rendering-fluids-v1: Fabric Rendering Fluids (v1) 0.1.13+ca58154a7d
		fabric-rendering-v0: Fabric Rendering (v0) 1.1.2+ca58154a7d
		fabric-rendering-v1: Fabric Rendering (v1) 1.5.1+ca58154a7d
		fabric-resource-loader-v0: Fabric Resource Loader (v0) 0.4.2+ca58154a7d
		fabric-screen-api-v1: Fabric Screen API (v1) 1.0.0+c045166c7d
		fabric-screen-handler-api-v1: Fabric Screen Handler API (v1) 1.1.5+9354966b7d
		fabric-structure-api-v1: Fabric Structure API (v1) 1.1.4+ca58154a7d
		fabric-tag-extensions-v0: Fabric Tag Extensions (v0) 1.1.1+ca58154a7d
		fabric-textures-v0: Fabric Textures (v0) 1.0.6+ca58154a7d
		fabric-tool-attribute-api-v1: Fabric Tool Attribute API (v1) 1.2.6+ca58154a7d
		fabricloader: Fabric Loader 0.11.3
		ferritecore: FerriteCore 2.0.4
		java: OpenJDK 64-Bit Server VM 15
		lithium: Lithium 0.6.4
		minecraft: Minecraft 1.16.5
		modmenu: Mod Menu 1.16.8
		no-potion-offset: No Potion Offset ${version}
		no_fog: No Fog 1.0.2-beta.1+1.16.2
		notenoughcrashes: Not Enough Crashes 3.1.8
		pling: Pling 1.3.0
	Launched Version: fabric-loader-0.11.3-1.16.5
	Backend library: LWJGL version 3.2.2 build 10
	Backend API: GeForce 940MX/PCIe/SSE2 GL version 4.6.0 NVIDIA 451.67, NVIDIA Corporation
	GL Caps: Using framebuffer using OpenGL 3.0
	Using VBOs: Yes
	Is Modded: Definitely; Client brand changed to 'fabric'
	Type: Client (map_client.txt)
	Graphics mode: fast
	Resource Packs: vanilla, file/imAverageNoob texture pack, 3rd edition, Fabric Mods
	Current Language: English (US)
	CPU: 4x Intel(R) Core(TM) i5-7200U CPU @ 2.50GHz
	Client Crashes Since Restart: 5
	Integrated Server Crashes Since Restart: 0

This is the crash details that I got when using Java 15. Does anyone know about this?

[liach]

Maybe try updating fabric api? This seems to be a fabric api implementation problem.

[kanpov]

Update Fabric Loom to 0.8-SNAPSHOT