Current Behaviour
Within version 2.1.2 on Fabric 1.20.1, when playing the Controllify mod, opening a chest/crafting table crashes the game, and when opening the world again to break a block or hit a mob, it crashes following that. It does NOT have this issue on any other versions prior or after 1.20.1.
Expected Behaviour
Expected to open a chest, crafting table or break a block
Screenshots
No response
Reproduction Steps
- Go onto version 1.20.1 on Fabric and install the latest controllify Mod for Fabric 1.20.1.
- Create a brand new world, and go to create a crafting table or chest.
- Open said item. If done correctly, the normal behavior is to open the chest/table GUI without crashing. In this case, when the GUI is open, it does not show and instead saves world before crashing the whole instance.
- Open world again and attempt to break a block or hit a mob, and it crashes.
Logs
---- Minecraft Crash Report ----
// Shall we play a game?
Time: 2026-03-30 11:26:08
Description: Unexpected error
java.lang.BootstrapMethodError: java.lang.RuntimeException: Mixin transformation of net.minecraft.class_492 failed
at knot//net.minecraft.class_3929.<clinit>(class_3929.java:101)
at knot//net.minecraft.class_634.method_17587(class_634.java:1197)
at knot//net.minecraft.class_3944.method_17591(class_3944.java:37)
at knot//net.minecraft.class_3944.method_11054(class_3944.java:11)
at knot//net.minecraft.class_2600.method_11072(class_2600.java:22)
at knot//net.minecraft.class_1255.method_18859(class_1255.java:156)
at knot//net.minecraft.class_4093.method_18859(class_4093.java:23)
at knot//net.minecraft.class_1255.method_16075(class_1255.java:130)
at knot//net.minecraft.class_1255.method_5383(class_1255.java:115)
at knot//net.minecraft.class_310.method_1523(class_310.java:1175)
at knot//net.minecraft.class_310.method_1514(class_310.java:802)
at knot//net.minecraft.client.main.Main.main(Main.java:250)
at net.fabricmc.loader.impl.game.minecraft.MinecraftGameProvider.launch(MinecraftGameProvider.java:514)
at net.fabricmc.loader.impl.launch.knot.Knot.launch(Knot.java:72)
at net.fabricmc.loader.impl.launch.knot.KnotClient.main(KnotClient.java:23)
at java.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
at java.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke(Unknown Source)
at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source)
at java.base/java.lang.reflect.Method.invoke(Unknown Source)
at com.modrinth.theseus.MinecraftLaunch.relaunch(MinecraftLaunch.java:63)
at com.modrinth.theseus.MinecraftLaunch.main(MinecraftLaunch.java:28)
Caused by: java.lang.RuntimeException: Mixin transformation of net.minecraft.class_492 failed
at net.fabricmc.loader.impl.launch.knot.KnotClassDelegate.getPostMixinClassByteArray(KnotClassDelegate.java:440)
at net.fabricmc.loader.impl.launch.knot.KnotClassDelegate.tryLoadClass(KnotClassDelegate.java:336)
at net.fabricmc.loader.impl.launch.knot.KnotClassDelegate.loadClass(KnotClassDelegate.java:231)
at net.fabricmc.loader.impl.launch.knot.KnotClassLoader.loadClass(KnotClassLoader.java:119)
at java.base/java.lang.ClassLoader.loadClass(Unknown Source)
... 21 more
Caused by: org.spongepowered.asm.mixin.transformer.throwables.MixinTransformerError: An unexpected critical error was encountered
at org.spongepowered.asm.mixin.transformer.MixinProcessor.applyMixins(MixinProcessor.java:381)
at org.spongepowered.asm.mixin.transformer.MixinTransformer.transformClass(MixinTransformer.java:237)
at org.spongepowered.asm.mixin.transformer.MixinTransformer.transformClassBytes(MixinTransformer.java:202)
at net.fabricmc.loader.impl.launch.knot.KnotClassDelegate.getPostMixinClassByteArray(KnotClassDelegate.java:435)
... 25 more
Caused by: org.spongepowered.asm.mixin.injection.throwables.InjectionError: Critical injection failure: Callback method accumulateScrolling(ZLcom/llamalad7/mixinextras/sugar/ref/LocalDoubleRef;)Z in controlify.mixins.json:feature.screenop.vanilla.MerchantScreenMixin from mod controlify failed injection check, (0/1) succeeded. Scanned 0 target(s). Using refmap controlify.refmap.json
at org.spongepowered.asm.mixin.injection.struct.InjectionInfo.postInject(InjectionInfo.java:531)
at knot//com.llamalad7.mixinextras.injector.MixinExtrasLateInjectionInfo.latePostInject(MixinExtrasLateInjectionInfo.java:57)
at knot//com.llamalad7.mixinextras.wrapper.InjectorWrapperImpl.doPostInject(InjectorWrapperImpl.java:88)
at knot//com.llamalad7.mixinextras.sugar.impl.SugarWrapperImpl.doPostInject(SugarWrapperImpl.java:88)
at knot//com.llamalad7.mixinextras.wrapper.WrapperInjectionInfo.latePostInject(WrapperInjectionInfo.java:101)
at knot//com.llamalad7.mixinextras.injector.LateInjectionApplicatorExtension.postApply(LateInjectionApplicatorExtension.java:43)
at org.spongepowered.asm.mixin.transformer.ext.Extensions.postApply(Extensions.java:167)
at org.spongepowered.asm.mixin.transformer.TargetClassContext.postApply(TargetClassContext.java:448)
at org.spongepowered.asm.mixin.transformer.TargetClassContext.applyMixins(TargetClassContext.java:420)
at org.spongepowered.asm.mixin.transformer.MixinProcessor.applyMixins(MixinProcessor.java:352)
... 28 more
Suppressed: com.llamalad7.mixinextras.sugar.impl.SugarApplicationException: Failed to validate sugar @Local(ordinal = 3, argsOnly = true) LocalDoubleRef on method accumulateScrolling(Z)Z from mixin controlify.mixins.json:feature.screenop.vanilla.MerchantScreenMixin from mod controlify in target method net/minecraft/class_492::method_25401(DDD)Z at instruction InjectionNode[MethodInsn [INVOKEVIRTUAL] net/minecraft/class_492::method_20220(I)Z]
at knot//com.llamalad7.mixinextras.sugar.impl.SugarInjector.validateApplicators(SugarInjector.java:183)
at knot//com.llamalad7.mixinextras.sugar.impl.SugarInjector.prepareSugar(SugarInjector.java:161)
at knot//com.llamalad7.mixinextras.sugar.impl.SugarWrapperImpl.prepare(SugarWrapperImpl.java:71)
at knot//com.llamalad7.mixinextras.wrapper.WrapperInjectionInfo.prepare(WrapperInjectionInfo.java:64)
at org.spongepowered.asm.mixin.transformer.MixinTargetContext.prepareInjections(MixinTargetContext.java:1404)
at org.spongepowered.asm.mixin.transformer.MixinApplicatorStandard.prepareInjections(MixinApplicatorStandard.java:731)
at org.spongepowered.asm.mixin.transformer.MixinApplicatorStandard.applyMixin(MixinApplicatorStandard.java:315)
at org.spongepowered.asm.mixin.transformer.MixinApplicatorStandard.apply(MixinApplicatorStandard.java:246)
at org.spongepowered.asm.mixin.transformer.TargetClassContext.apply(TargetClassContext.java:437)
at org.spongepowered.asm.mixin.transformer.TargetClassContext.applyMixins(TargetClassContext.java:418)
... 29 more
Caused by: com.llamalad7.mixinextras.sugar.impl.SugarApplicationException: Unable to find matching local!
at knot//com.llamalad7.mixinextras.sugar.impl.LocalSugarApplicator.validate(LocalSugarApplicator.java:44)
at knot//com.llamalad7.mixinextras.sugar.impl.SugarInjector.validateApplicators(SugarInjector.java:179)
... 38 more
A detailed walkthrough of the error, its code path and all known details is as follows:
---------------------------------------------------------------------------------------
-- Head --
Thread: Render thread
Stacktrace:
at knot//net.minecraft.class_3929.<clinit>(class_3929.java:101)
at knot//net.minecraft.class_634.method_17587(class_634.java:1197)
at knot//net.minecraft.class_3944.method_17591(class_3944.java:37)
at knot//net.minecraft.class_3944.method_11054(class_3944.java:11)
at knot//net.minecraft.class_2600.method_11072(class_2600.java:22)
at knot//net.minecraft.class_1255.method_18859(class_1255.java:156)
at knot//net.minecraft.class_4093.method_18859(class_4093.java:23)
at knot//net.minecraft.class_1255.method_16075(class_1255.java:130)
-- Affected level --
Details:
All players: 1 total; [class_746['{MINECRAFT_USERNAME}'/239, l='ClientLevel', x=-2.70, y=63.00, z=-17.27]]
Chunk stats: 961, 609
Level dimension: minecraft:overworld
Level spawn location: World: (0,63,0), Section: (at 0,15,0 in 0,3,0; chunk contains blocks 0,-64,0 to 15,319,15), Region: (0,0; contains chunks 0,0 to 31,31, blocks 0,-64,0 to 511,319,511)
Level time: 1030 game time, 1030 day time
Server brand: fabric
Server type: Integrated singleplayer server
Stacktrace:
at knot//net.minecraft.class_638.method_8538(class_638.java:458)
at knot//net.minecraft.class_310.method_1587(class_310.java:2406)
at knot//net.minecraft.class_310.method_1514(class_310.java:826)
at knot//net.minecraft.client.main.Main.main(Main.java:250)
at net.fabricmc.loader.impl.game.minecraft.MinecraftGameProvider.launch(MinecraftGameProvider.java:514)
at net.fabricmc.loader.impl.launch.knot.Knot.launch(Knot.java:72)
at net.fabricmc.loader.impl.launch.knot.KnotClient.main(KnotClient.java:23)
at java.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
at java.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke(Unknown Source)
at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source)
at java.base/java.lang.reflect.Method.invoke(Unknown Source)
at com.modrinth.theseus.MinecraftLaunch.relaunch(MinecraftLaunch.java:63)
at com.modrinth.theseus.MinecraftLaunch.main(MinecraftLaunch.java:28)
-- Last reload --
Details:
Reload number: 1
Reload reason: initial
Finished: Yes
Packs: vanilla, fabric
-- System Details --
Details:
Minecraft Version: 1.20.1
Minecraft Version ID: 1.20.1
Operating System: Windows 11 (amd64) version 10.0
Java Version: 17.0.17, Azul Systems, Inc.
Java VM Version: OpenJDK 64-Bit Server VM (mixed mode, sharing), Azul Systems, Inc.
Memory: 1235760608 bytes (1178 MiB) / 2969567232 bytes (2832 MiB) up to 16374562816 bytes (15616 MiB)
CPUs: 16
Processor Vendor: AuthenticAMD
Processor Name: AMD Ryzen 7 7840HS w/ Radeon 780M Graphics
Identifier: AuthenticAMD Family 25 Model 116 Stepping 1
Microarchitecture: Zen 3
Frequency (GHz): 3.79
Number of physical packages: 1
Number of physical CPUs: 8
Number of logical CPUs: 16
Graphics card #0 name: NVIDIA GeForce RTX 4050 Laptop GPU
Graphics card #0 vendor: NVIDIA (0x10de)
Graphics card #0 VRAM (MB): 4095.00
Graphics card #0 deviceId: 0x28e1
Graphics card #0 versionInfo: DriverVersion=32.0.15.9579
Graphics card #1 name: AMD Radeon(TM) 780M
Graphics card #1 vendor: Advanced Micro Devices, Inc. (0x1002)
Graphics card #1 VRAM (MB): 512.00
Graphics card #1 deviceId: 0x15bf
Graphics card #1 versionInfo: DriverVersion=32.0.21037.1004
Memory slot #0 capacity (MB): 8192.00
Memory slot #0 clockSpeed (GHz): 5.60
Memory slot #0 type: Unknown
Memory slot #1 capacity (MB): 8192.00
Memory slot #1 clockSpeed (GHz): 5.60
Memory slot #1 type: Unknown
Virtual memory max (MB): 61445.33
Virtual memory used (MB): 37685.77
Swap memory total (MB): 45768.46
Swap memory used (MB): 4232.68
JVM Flags: 2 total; -XX:HeapDumpPath=MojangTricksIntelDriversForPerformance_javaw.exe_minecraft.exe.heapdump -Xmx15616M
Fabric Mods:
controlify: Controlify 2.1.1+1.20.1-fabric
dev_isxander_libsdl4j: libsdl4j 3.1.9.075c033-66
dev_isxander_steamdeck4j: steamdeck4j 1.1.7
org_hid4java_hid4java: hid4java 0.8.0
fabric-api: Fabric API 0.92.7+1.20.1
fabric-api-base: Fabric API Base 0.4.32+1802ada577
fabric-api-lookup-api-v1: Fabric API Lookup API (v1) 1.6.37+1802ada577
fabric-biome-api-v1: Fabric Biome API (v1) 13.0.15+93aa238b77
fabric-block-api-v1: Fabric Block API (v1) 1.0.12+1802ada577
fabric-block-view-api-v2: Fabric BlockView API (v2) 1.0.3+924f046a77
fabric-blockrenderlayer-v1: Fabric BlockRenderLayer Registration (v1) 1.1.42+1802ada577
fabric-client-tags-api-v1: Fabric Client Tags 1.1.3+1802ada577
fabric-command-api-v1: Fabric Command API (v1) 1.2.35+f71b366f77
fabric-command-api-v2: Fabric Command API (v2) 2.2.14+1802ada577
fabric-commands-v0: Fabric Commands (v0) 0.2.52+df3654b377
fabric-containers-v0: Fabric Containers (v0) 0.1.67+df3654b377
fabric-content-registries-v0: Fabric Content Registries (v0) 4.0.13+1802ada577
fabric-convention-tags-v1: Fabric Convention Tags 1.5.6+1802ada577
fabric-crash-report-info-v1: Fabric Crash Report Info (v1) 0.2.20+1802ada577
fabric-data-attachment-api-v1: Fabric Data Attachment API (v1) 1.0.2+de0fd6d177
fabric-data-generation-api-v1: Fabric Data Generation API (v1) 12.3.7+1802ada577
fabric-dimensions-v1: Fabric Dimensions API (v1) 2.1.55+1802ada577
fabric-entity-events-v1: Fabric Entity Events (v1) 1.6.1+1c78457f77
fabric-events-interaction-v0: Fabric Events Interaction (v0) 0.6.5+13a40c6677
fabric-events-lifecycle-v0: Fabric Events Lifecycle (v0) 0.2.64+df3654b377
fabric-game-rule-api-v1: Fabric Game Rule API (v1) 1.0.41+1802ada577
fabric-item-api-v1: Fabric Item API (v1) 2.1.29+1802ada577
fabric-item-group-api-v1: Fabric Item Group API (v1) 4.0.14+1802ada577
fabric-key-binding-api-v1: Fabric Key Binding API (v1) 1.0.38+1802ada577
fabric-keybindings-v0: Fabric Key Bindings (v0) 0.2.36+df3654b377
fabric-lifecycle-events-v1: Fabric Lifecycle Events (v1) 2.2.23+1802ada577
fabric-loot-api-v2: Fabric Loot API (v2) 1.2.3+1802ada577
fabric-loot-tables-v1: Fabric Loot Tables (v1) 1.1.47+9e7660c677
fabric-message-api-v1: Fabric Message API (v1) 5.1.10+1802ada577
fabric-mining-level-api-v1: Fabric Mining Level API (v1) 2.1.52+1802ada577
fabric-model-loading-api-v1: Fabric Model Loading API (v1) 1.0.4+1802ada577
fabric-models-v0: Fabric Models (v0) 0.4.3+9386d8a777
fabric-networking-api-v1: Fabric Networking API (v1) 1.3.14+a158aa0477
fabric-networking-v0: Fabric Networking (v0) 0.3.54+df3654b377
fabric-object-builder-api-v1: Fabric Object Builder API (v1) 11.1.5+e35120df77
fabric-particles-v1: Fabric Particles (v1) 1.1.3+1802ada577
fabric-recipe-api-v1: Fabric Recipe API (v1) 1.0.24+1802ada577
fabric-registry-sync-v0: Fabric Registry Sync (v0) 2.3.6+1802ada577
fabric-renderer-api-v1: Fabric Renderer API (v1) 3.2.2+1802ada577
fabric-renderer-indigo: Fabric Renderer - Indigo 1.5.3+85287f9f77
fabric-renderer-registries-v1: Fabric Renderer Registries (v1) 3.2.47+df3654b377
fabric-rendering-data-attachment-v1: Fabric Rendering Data Attachment (v1) 0.3.39+92a0d36777
fabric-rendering-fluids-v1: Fabric Rendering Fluids (v1) 3.0.29+1802ada577
fabric-rendering-v0: Fabric Rendering (v0) 1.1.50+df3654b377
fabric-rendering-v1: Fabric Rendering (v1) 3.0.9+1802ada577
fabric-resource-conditions-api-v1: Fabric Resource Conditions API (v1) 2.3.9+1802ada577
fabric-resource-loader-v0: Fabric Resource Loader (v0) 0.11.12+fb82e9d777
fabric-screen-api-v1: Fabric Screen API (v1) 2.0.9+1802ada577
fabric-screen-handler-api-v1: Fabric Screen Handler API (v1) 1.3.33+1802ada577
fabric-sound-api-v1: Fabric Sound API (v1) 1.0.14+1802ada577
fabric-transfer-api-v1: Fabric Transfer API (v1) 3.3.6+8dd72ea377
fabric-transitive-access-wideners-v1: Fabric Transitive Access Wideners (v1) 4.3.2+1802ada577
fabricloader: Fabric Loader 0.18.5
mixinextras: MixinExtras 0.5.3
java: OpenJDK 64-Bit Server VM 17
minecraft: Minecraft 1.20.1
yet_another_config_lib_v3: YetAnotherConfigLib 3.6.6+1.20.1-fabric
com_twelvemonkeys_common_common-image: common-image 3.12.0
com_twelvemonkeys_common_common-io: common-io 3.12.0
com_twelvemonkeys_common_common-lang: common-lang 3.12.0
com_twelvemonkeys_imageio_imageio-core: imageio-core 3.12.0
com_twelvemonkeys_imageio_imageio-metadata: imageio-metadata 3.12.0
com_twelvemonkeys_imageio_imageio-webp: imageio-webp 3.12.0
org_quiltmc_parsers_gson: gson 0.2.1
org_quiltmc_parsers_json: json 0.2.1
Launched Version: 1.20.1
Backend library: LWJGL version 3.3.1 SNAPSHOT
Backend API: AMD Radeon(TM) 780M GL version 3.2.0 Core Profile Context 25.10.251128, ATI Technologies Inc.
Window size: 1920x991
GL Caps: Using framebuffer using OpenGL 3.2
GL debug messages:
Using VBOs: Yes
Is Modded: Definitely; Client brand changed to 'fabric'; Server brand changed to 'fabric'
Type: Integrated Server (map_client.txt)
Graphics mode: fancy
Resource Packs: fabric
Current Language: en_us
CPU: 16x AMD Ryzen 7 7840HS w/ Radeon 780M Graphics
Server Running: true
Player Count: 1 / 8; [class_3222['{MINECRAFT_USERNAME}'/239, l='ServerLevel[Testing]', x=-2.70, y=63.00, z=-17.27]]
Data Packs: vanilla, fabric
Enabled Feature Flags: minecraft:vanilla
World Generation: Stable
Mod Version
2.1.2 + 1.20.1
Controller
8bitdo Controller
Bluetooth
Operating System
Windows
ARM
Additional Information
No response
Just to make sure...
Current Behaviour
Within version 2.1.2 on Fabric 1.20.1, when playing the Controllify mod, opening a chest/crafting table crashes the game, and when opening the world again to break a block or hit a mob, it crashes following that. It does NOT have this issue on any other versions prior or after 1.20.1.
Expected Behaviour
Expected to open a chest, crafting table or break a block
Screenshots
No response
Reproduction Steps
Logs
Mod Version
2.1.2 + 1.20.1
Controller
8bitdo Controller
Bluetooth
Operating System
Windows
ARM
Additional Information
No response
Just to make sure...