can't open gui

Published by cuckoo on Fri, 03/27/2020 - 11:05
Not applicable
Issue description

i create a gui in mcreator 2020.2 the new release i try to make a furnace from northwest tree gaming and i follow every step but add one more input slot when i open a gui in the test client and it problobly mcreator it say it crash but my mac say it doesn't crash try a normal furnace crash try the old way crash.pls help

Attachment Size
here the log3.86 KB 3.86 KB

Issue comments

java.lang.ArrayIndexOutOfBoundsException: 3
    at java.util.Arrays$ArrayList.get(

The solution to this problem and many other problems can be found in our knowledge base: Please check the knowledge base before opening a new topic on the issue which has a known fix.

also i had a question about my custom backpack armor because i want a cool backpck but i don't find my armor anywhere

thankyou but when i put the item and wait when i waite 15 second the burn time it frezze and it crash but why


here the error 

Executing Gradle task: runClient

Build info: MCreator 2020.2.13314, 1.12.2, 64-bit, 10240 MB, Mac OS X, JVM 1.8.0_232, JAVA_HOME: /Volumes/MCreator 2020.2/

This mapping 'snapshot_20171003' was designed for MC 1.12! Use at your own peril.



:sourceApiJava UP-TO-DATE

:compileApiJava NO-SOURCE

:processApiResources NO-SOURCE

:apiClasses UP-TO-DATE

:sourceMainJava UP-TO-DATE

:compileJava UP-TO-DATE

:processResources UP-TO-DATE

:classes UP-TO-DATE



:extractNatives SKIPPED

:extractUserdev UP-TO-DATE

:getAssetIndex UP-TO-DATE


Current status: 395/1305   30%

Current status: 1060/1305   81%

Current status: 1072/1305   82%

Current status: 1203/1305   92%

:makeStart SKIPPED


20:38.16 [main/INFO] [GradleStart]: Extra: []

20:38.16 [main/INFO] [GradleStart]: Running with arguments: [--userProperties, {}, --assetsDir, /Users/phukhao/.mcreator/gradle/caches/minecraft/assets, --assetIndex, 1.12, --accessToken{REDACTED}, --version, 1.12.2, --tweakClass, net.minecraftforge.fml.common.launcher.FMLTweaker, --tweakClass, net.minecraftforge.gradle.tweakers.CoremodTweaker]

20:38.16 [main/INFO] [LaunchWrapper]: Loading tweak class name net.minecraftforge.fml.common.launcher.FMLTweaker

20:38.16 [main/INFO] [LaunchWrapper]: Using primary tweak class name net.minecraftforge.fml.common.launcher.FMLTweaker

20:38.16 [main/INFO] [LaunchWrapper]: Loading tweak class name net.minecraftforge.gradle.tweakers.CoremodTweaker

20:38.16 [main/INFO] [LaunchWrapper]: Calling tweak class net.minecraftforge.fml.common.launcher.FMLTweaker

20:38.16 [main/INFO] [FML]: Forge Mod Loader version for Minecraft 1.12.2 loading

20:38.16 [main/INFO] [FML]: Java is OpenJDK 64-Bit Server VM, version 1.8.0_232, running on Mac OS X:x86_64:10.11.6, installed at /Volumes/MCreator 2020.2/

20:38.16 [main/ERROR] [FML]: Apache Maven library folder was not in the format expected. Using default libraries directory.

20:38.16 [main/ERROR] [FML]: Full: /Users/phukhao/.mcreator/gradle/caches/modules-2/files-2.1/org.apache.maven/maven-artifact/3.5.3/7dc72b6d6d8a6dced3d294ed54c2cc3515ade9f4/maven-artifact-3.5.3.jar

20:38.16 [main/ERROR] [FML]: Trimmed: /users/phukhao/.mcreator/gradle/caches/modules-2/files-2.1/org.apache.maven/maven-artifact/3.5.3/

20:38.16 [main/INFO] [FML]: Managed to load a deobfuscated Minecraft name- we are in a deobfuscated environment. Skipping runtime deobfuscation

20:38.16 [main/INFO] [FML]: Detected deobfuscated environment, loading log configs for colored console logs.

20:38.17 [main/INFO] [FML]: Ignoring missing certificate for coremod FMLCorePlugin (net.minecraftforge.fml.relauncher.FMLCorePlugin), we are in deobf and it's a forge core plugin

20:38.17 [main/INFO] [FML]: Ignoring missing certificate for coremod FMLForgePlugin (net.minecraftforge.classloading.FMLForgePlugin), we are in deobf and it's a forge core plugin

20:38.17 [main/INFO] [FML]: Searching /Users/phukhao/MCreatorWorkspaces/polarcraft/run/./mods for mods

20:38.17 [main/INFO] [LaunchWrapper]: Calling tweak class net.minecraftforge.gradle.tweakers.CoremodTweaker

20:38.17 [main/INFO] [GradleStart]: Injecting location in coremod net.minecraftforge.fml.relauncher.FMLCorePlugin

20:38.17 [main/INFO] [GradleStart]: Injecting location in coremod net.minecraftforge.classloading.FMLForgePlugin

20:38.17 [main/INFO] [LaunchWrapper]: Loading tweak class name net.minecraftforge.fml.common.launcher.FMLInjectionAndSortingTweaker

20:38.17 [main/INFO] [LaunchWrapper]: Loading tweak class name net.minecraftforge.fml.common.launcher.FMLDeobfTweaker

20:38.17 [main/INFO] [LaunchWrapper]: Loading tweak class name net.minecraftforge.gradle.tweakers.AccessTransformerTweaker

20:38.17 [main/INFO] [LaunchWrapper]: Calling tweak class net.minecraftforge.fml.common.launcher.FMLInjectionAndSortingTweaker

20:38.17 [main/INFO] [LaunchWrapper]: Calling tweak class net.minecraftforge.fml.common.launcher.FMLInjectionAndSortingTweaker

20:38.17 [main/INFO] [LaunchWrapper]: Calling tweak class net.minecraftforge.fml.relauncher.CoreModManager$FMLPluginWrapper

20:38.18 [main/ERROR] [FML]: FML appears to be missing any signature data. This is not a good thing

20:38.18 [main/INFO] [LaunchWrapper]: Calling tweak class net.minecraftforge.fml.relauncher.CoreModManager$FMLPluginWrapper

20:38.18 [main/INFO] [LaunchWrapper]: Calling tweak class net.minecraftforge.fml.common.launcher.FMLDeobfTweaker

20:38.18 [main/INFO] [LaunchWrapper]: Calling tweak class net.minecraftforge.gradle.tweakers.AccessTransformerTweaker

20:38.18 [main/INFO] [LaunchWrapper]: Loading tweak class name net.minecraftforge.fml.common.launcher.TerminalTweaker

20:38.18 [main/INFO] [LaunchWrapper]: Calling tweak class net.minecraftforge.fml.common.launcher.TerminalTweaker

20:38.18 [main/INFO] [LaunchWrapper]: Launching wrapped minecraft {net.minecraft.client.main.Main}

20:38.19 [main/INFO] [minecraft/Minecraft]: Setting user: Player687

20:38.23 [main/INFO] [minecraft/Minecraft]: LWJGL Version: 2.9.2

20:38.24 [main/INFO] [FML]: -- System Details --


   Minecraft Version: 1.12.2

   Operating System: Mac OS X (x86_64) version 10.11.6

   Java Version: 1.8.0_232, BellSoft

   Java VM Version: OpenJDK 64-Bit Server VM (mixed mode), BellSoft

   Memory: 226913904 bytes (216 MB) / 414187520 bytes (395 MB) up to 2386558976 bytes (2276 MB)

   JVM Flags: 0 total; 

   IntCache: cache: 0, tcache: 0, allocated: 0, tallocated: 0


   Loaded coremods (and transformers): 

   GL info: ' Vendor: 'ATI Technologies Inc.' Version: '2.1 ATI-1.42.15' Renderer: 'AMD Radeon HD 6750M OpenGL Engine'

20:38.24 [main/INFO] [FML]: MinecraftForge v14.23.5.2768 Initialized

20:38.24 [main/INFO] [FML]: Starts to replace vanilla recipe ingredients with ore ingredients.

20:38.24 [main/INFO] [FML]: Replaced 1036 ore ingredients

20:38.24 [main/INFO] [FML]: Searching /Users/phukhao/MCreatorWorkspaces/polarcraft/run/./mods for mods

20:38.26 [main/INFO] [FML]: Forge Mod Loader has identified 5 mods to load

20:38.26 [Thread-3/INFO] [FML]: Using sync timing. 200 frames of Display.update took 189423729 nanos

20:38.26 [main/INFO] [FML]: Attempting connection with missing mods [minecraft, mcp, FML, forge, plc] at CLIENT

20:38.26 [main/INFO] [FML]: Attempting connection with missing mods [minecraft, mcp, FML, forge, plc] at SERVER

20:38.27 [main/INFO] [minecraft/SimpleReloadableResourceManager]: Reloading ResourceManager: Default, FMLFileResourcePack:Forge Mod Loader, FMLFileResourcePack:Minecraft Forge, FMLFileResourcePack:polarcraft

20:38.27 [main/INFO] [FML]: Processing ObjectHolder annotations

20:38.27 [main/INFO] [FML]: Found 1238 ObjectHolder annotations

20:38.27 [main/INFO] [FML]: Identifying ItemStackHolder annotations

20:38.27 [main/INFO] [FML]: Found 0 ItemStackHolder annotations

20:38.28 [main/INFO] [FML]: Configured a dormant chunk cache size of 0

20:38.28 [Forge Version Check/INFO] [forge.VersionCheck]: [forge] Starting version check at…

20:38.28 [Forge Version Check/INFO] [forge.VersionCheck]: [forge] Found status: UP_TO_DATE Target: null

20:38.28 [main/INFO] [FML]: OBJLoader: Domain plc has been added.

20:38.28 [main/INFO] [FML]: Applying holder lookups

20:38.28 [main/INFO] [FML]: Holder lookups applied

20:38.28 [main/INFO] [FML]: Applying holder lookups

20:38.28 [main/INFO] [FML]: Holder lookups applied

20:38.28 [main/INFO] [FML]: Applying holder lookups

20:38.28 [main/INFO] [FML]: Holder lookups applied

20:38.28 [main/INFO] [FML]: Applying holder lookups

20:38.28 [main/INFO] [FML]: Holder lookups applied

20:38.28 [main/INFO] [FML]: Injecting itemstacks

20:38.28 [main/INFO] [FML]: Itemstack injection complete

20:38.29 [Sound Library Loader/INFO] [minecraft/SoundManager]: Starting up SoundSystem...

20:38.29 [Thread-4/INFO] [minecraft/SoundManager]: Initializing LWJGL OpenAL

20:38.29 [Thread-4/INFO] [minecraft/SoundManager]: (The LWJGL binding of OpenAL.  For more information, see

2020-03-27 20:38:30.150 java[4940:325233] 20:38:30.149 WARNING:  140: This application, or a library it uses, is using the deprecated Carbon Component Manager for hosting Audio Units. Support for this will be removed in a future release. Also, this makes the host incompatible with version 3 audio units. Please transition to the API's in AudioComponent.h.

20:38.30 [Thread-4/INFO] [minecraft/SoundManager]: OpenAL initialized.

20:38.30 [Sound Library Loader/INFO] [minecraft/SoundManager]: Sound engine started

20:38.32 [main/INFO] [FML]: Max texture size: 8192

20:38.32 [main/INFO] [minecraft/TextureMap]: Created: 1024x512 textures-atlas

20:38.34 [main/INFO] [FML]: Applying holder lookups

20:38.34 [main/INFO] [FML]: Holder lookups applied

20:38.34 [main/INFO] [FML]: Injecting itemstacks

20:38.34 [main/INFO] [FML]: Itemstack injection complete

20:38.34 [main/WARN] [FML]: No types have been added to Biome plc:icevallaysouth, types have been assigned on a best-effort guess: [PLAINS, COLD]

20:38.34 [main/WARN] [FML]: No types have been added to Biome plc:snowvallaysouth, types have been assigned on a best-effort guess: [PLAINS, COLD]

20:38.34 [main/WARN] [FML]: No types have been added to Biome plc:snowvallaynorth, types have been assigned on a best-effort guess: [PLAINS, COLD, DRY]

20:38.34 [main/WARN] [FML]: No types have been added to Biome plc:icevallaynorth, types have been assigned on a best-effort guess: [PLAINS, COLD, DRY]

20:38.34 [main/INFO] [FML]: Forge Mod Loader has successfully loaded 5 mods

20:38.39 [Server thread/INFO] [minecraft/IntegratedServer]: Starting integrated minecraft server version 1.12.2

20:38.39 [Server thread/INFO] [minecraft/IntegratedServer]: Generating keypair

20:38.40 [Server thread/INFO] [FML]: Injecting existing registry data into this server instance

20:38.40 [Server thread/INFO] [FML]: Applying holder lookups

20:38.40 [Server thread/INFO] [FML]: Holder lookups applied

20:38.40 [Server thread/INFO] [FML]: Loading dimension 0 (New World) (net.minecraft.server.integrated.IntegratedServer@9fa926a)

20:38.41 [Server thread/INFO] [minecraft/AdvancementList]: Loaded 488 advancements

20:38.41 [Server thread/INFO] [FML]: Loading dimension -1 (New World) (net.minecraft.server.integrated.IntegratedServer@9fa926a)

20:38.41 [Server thread/INFO] [FML]: Loading dimension 1 (New World) (net.minecraft.server.integrated.IntegratedServer@9fa926a)

20:38.41 [Server thread/INFO] [FML]: Loading dimension 3 (New World) (net.minecraft.server.integrated.IntegratedServer@9fa926a)

20:38.41 [Server thread/INFO] [FML]: Loading dimension 4 (New World) (net.minecraft.server.integrated.IntegratedServer@9fa926a)

20:38.41 [Server thread/INFO] [minecraft/MinecraftServer]: Preparing start region for level 0

20:38.42 [Server thread/INFO] [minecraft/MinecraftServer]: Preparing spawn area: 24%

20:38.43 [Server thread/INFO] [minecraft/MinecraftServer]: Preparing spawn area: 92%

20:38.43 [Server thread/INFO] [FML]: Unloading dimension -1

20:38.43 [Server thread/INFO] [FML]: Unloading dimension 1

20:38.43 [Server thread/INFO] [minecraft/IntegratedServer]: Changing view distance to 13, from 10

20:38.45 [Netty Local Client IO #0/INFO] [FML]: Server protocol version 2

20:38.45 [Netty Server IO #1/INFO] [FML]: Client protocol version 2

20:38.45 [Netty Server IO #1/INFO] [FML]: Client attempting to join with 5 mods : minecraft@1.12.2,FML@,forge@,plc@1.0.0,mcp@9.42

20:38.45 [Netty Local Client IO #0/INFO] [FML]: [Netty Local Client IO #0] Client side modded connection established

20:38.45 [Server thread/INFO] [FML]: [Server thread] Server side modded connection established

20:38.45 [Server thread/INFO] [minecraft/PlayerList]: Player687[local:E:3bf0d9ff] logged in with entity id 402 at (244.4186812041878, 64.0, 247.70775390770473)

20:38.45 [Server thread/INFO] [minecraft/MinecraftServer]: Player687 joined the game

20:38.47 [Server thread/INFO] [minecraft/IntegratedServer]: Saving and pausing game...

20:38.47 [Server thread/INFO] [minecraft/MinecraftServer]: Saving chunks for level 'New World'/overworld

20:38.47 [Server thread/INFO] [minecraft/MinecraftServer]: Saving chunks for level 'New World'/southpole

20:38.47 [Server thread/INFO] [minecraft/MinecraftServer]: Saving chunks for level 'New World'/northpole

20:38.47 [pool-2-thread-1/WARN] [mojang/YggdrasilMinecraftSessionService]: Couldn't look up profile properties for com.mojang.authlib.GameProfile@407c4f92[id=4292534d-f2c8-3960-ae02-8fc77d827539,name=Player687,properties={},legacy=false]

com.mojang.authlib.exceptions.AuthenticationException: The client has sent too many requests within a certain amount of time

   at com.mojang.authlib.yggdrasil.YggdrasilAuthenticationService.makeRequest( ~[YggdrasilAuthenticationService.class:?]

   at com.mojang.authlib.yggdrasil.YggdrasilMinecraftSessionService.fillGameProfile( [YggdrasilMinecraftSessionService.class:?]

   at com.mojang.authlib.yggdrasil.YggdrasilMinecraftSessionService$1.load( [YggdrasilMinecraftSessionService$1.class:?]

   at com.mojang.authlib.yggdrasil.YggdrasilMinecraftSessionService$1.load( [YggdrasilMinecraftSessionService$1.class:?]

   at$LoadingValueReference.loadFuture( [guava-21.0.jar:?]

   at$Segment.loadSync( [guava-21.0.jar:?]

   at$Segment.lockedGetOrLoad( [guava-21.0.jar:?]

   at$Segment.get( [guava-21.0.jar:?]

   at [guava-21.0.jar:?]

   at [guava-21.0.jar:?]

   at$LocalLoadingCache.get( [guava-21.0.jar:?]

   at$LocalLoadingCache.getUnchecked( [guava-21.0.jar:?]

   at com.mojang.authlib.yggdrasil.YggdrasilMinecraftSessionService.fillProfileProperties( [YggdrasilMinecraftSessionService.class:?]

   at net.minecraft.client.Minecraft.getProfileProperties( [Minecraft.class:?]

   at net.minecraft.client.resources.SkinManager$ [SkinManager$3.class:?]

   at java.util.concurrent.Executors$ [?:1.8.0_232]

   at [?:1.8.0_232]

   at java.util.concurrent.ThreadPoolExecutor.runWorker( [?:1.8.0_232]

   at java.util.concurrent.ThreadPoolExecutor$ [?:1.8.0_232]

   at [?:1.8.0_232]

20:39.24 [Server thread/ERROR] [minecraft/MinecraftServer]: Encountered an unexpected exception

net.minecraft.util.ReportedException: Exception while ticking a block

   at net.minecraft.server.MinecraftServer.updateTimeLightAndEntities( ~[MinecraftServer.class:?]

   at net.minecraft.server.MinecraftServer.tick( ~[MinecraftServer.class:?]

   at net.minecraft.server.integrated.IntegratedServer.tick( ~[IntegratedServer.class:?]

   at [MinecraftServer.class:?]

   at [?:1.8.0_232]

Caused by: java.lang.ArrayIndexOutOfBoundsException: 16

   at java.util.Arrays$ArrayList.get( ~[?:1.8.0_232]

   at net.minecraft.util.NonNullList.get( ~[NonNullList.class:?]

   at net.mcreator.plc.block.BlockFusionreactor$TileEntityCustom.getStackInSlot( ~[BlockFusionreactor$TileEntityCustom.class:?]

   at net.mcreator.plc.procedure.ProcedureFusionreactorUpdateTick$5.getAmount( ~[ProcedureFusionreactorUpdateTick$5.class:?]

   at net.mcreator.plc.procedure.ProcedureFusionreactorUpdateTick.executeProcedure( ~[ProcedureFusionreactorUpdateTick.class:?]

   at net.mcreator.plc.block.BlockFusionreactor$BlockCustom.updateTick( ~[BlockFusionreactor$BlockCustom.class:?]

   at ~[WorldServer.class:?]

   at ~[WorldServer.class:?]

   at net.minecraft.server.MinecraftServer.updateTimeLightAndEntities( ~[MinecraftServer.class:?]

   ... 4 more

20:39.24 [Server thread/ERROR] [minecraft/MinecraftServer]: This crash report has been saved to: /Users/phukhao/MCreatorWorkspaces/polarcraft/run/./crash-reports/crash-2020-03-27_20.39.24-server.txt

20:39.24 [Server thread/INFO] [minecraft/MinecraftServer]: Stopping server

20:39.24 [Server thread/INFO] [minecraft/MinecraftServer]: Saving players

20:39.24 [Server thread/INFO] [minecraft/MinecraftServer]: Saving worlds

20:39.24 [Server thread/INFO] [minecraft/MinecraftServer]: Saving chunks for level 'New World'/overworld

20:39.24 [main/INFO] [STDOUT]: [net.minecraft.init.Bootstrap:printToSYSOUT:629 ---- Minecraft Crash Report ----

// I just don't know what went wrong :(

Time: 3/27/20 8:39 PM

Description: Exception while ticking a block

java.lang.ArrayIndexOutOfBoundsException: 16

   at java.util.Arrays$ArrayList.get(

   at net.minecraft.util.NonNullList.get(

   at net.mcreator.plc.block.BlockFusionreactor$TileEntityCustom.getStackInSlot(

   at net.mcreator.plc.procedure.ProcedureFusionreactorUpdateTick$5.getAmount(

   at net.mcreator.plc.procedure.ProcedureFusionreactorUpdateTick.executeProcedure(

   at net.mcreator.plc.block.BlockFusionreactor$BlockCustom.updateTick(



   at net.minecraft.server.MinecraftServer.updateTimeLightAndEntities(

   at net.minecraft.server.MinecraftServer.tick(

   at net.minecraft.server.integrated.IntegratedServer.tick(



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


-- Head --

Thread: Client thread


   at java.util.Arrays$ArrayList.get(

   at net.minecraft.util.NonNullList.get(

   at net.mcreator.plc.block.BlockFusionreactor$TileEntityCustom.getStackInSlot(

   at net.mcreator.plc.procedure.ProcedureFusionreactorUpdateTick$5.getAmount(

   at net.mcreator.plc.procedure.ProcedureFusionreactorUpdateTick.executeProcedure(

   at net.mcreator.plc.block.BlockFusionreactor$BlockCustom.updateTick(

-- Block being ticked --


   Block: plc:fusionreactor

   Block location: World: (242,64,247), Chunk: (at 2,4,7 in 15,15; contains blocks 240,0,240 to 255,255,255), Region: (0,0; contains chunks 0,0 to 31,31, blocks 0,0,0 to 511,255,511)




-- Affected level --


   Level name: New World

   All players: 1 total; [EntityPlayerMP['Player687'/402, l='New World', x=244.42, y=64.00, z=247.71]]

   Chunk stats: ServerChunkCache: 729 Drop: 0

   Level seed: -276080986982233585

   Level generator: ID 00 - default, ver 1. Features enabled: true

   Level generator options: 

   Level spawn location: World: (236,64,256), Chunk: (at 12,4,0 in 14,16; contains blocks 224,0,256 to 239,255,271), Region: (0,0; contains chunks 0,0 to 31,31, blocks 0,0,0 to 511,255,511)

   Level time: 5103 game time, 5103 day time

   Level dimension: 0

   Level storage version: 0x04ABD - Anvil

   Level weather: Rain time: 151340 (now: false), thunder time: 147902 (now: false)

   Level game mode: Game mode: creative (ID 1). Hardcore: false. Cheats: true


   at net.minecraft.server.MinecraftServer.updateTimeLightAndEntities(

   at net.minecraft.server.MinecraftServer.tick(

   at net.minecraft.server.integrated.IntegratedServer.tick(



-- System Details --


   Minecraft Version: 1.12.2

   Operating System: Mac OS X (x86_64) version 10.11.6

   Java Version: 1.8.0_232, BellSoft

   Java VM Version: OpenJDK 64-Bit Server VM (mixed mode), BellSoft

   Memory: 178688560 bytes (170 MB) / 1029701632 bytes (982 MB) up to 2386558976 bytes (2276 MB)

   JVM Flags: 0 total; 

   IntCache: cache: 0, tcache: 0, allocated: 13, tallocated: 95

   FML: MCP 9.42 Powered by Forge 5 mods loaded, 5 mods active

   States: 'U' = Unloaded 'L' = Loaded 'C' = Constructed 'H' = Pre-initialized 'I' = Initialized 'J' = Post-initialized 'A' = Available 'D' = Disabled 'E' = Errored

   | State     | ID        | Version      | Source                           | Signature |

   |:--------- |:--------- |:------------ |:-------------------------------- |:--------- |

   | UCHIJAAAA | minecraft | 1.12.2       | minecraft.jar                    | None      |

   | UCHIJAAAA | mcp       | 9.42         | minecraft.jar                    | None      |

   | UCHIJAAAA | FML       |    | forgeSrc-1.12.2- | None      |

   | UCHIJAAAA | forge     | | forgeSrc-1.12.2- | None      |

   | UCHIJAAAA | plc       | 1.0.0        | modid-1.0.jar                    | None      |

   Loaded coremods (and transformers): 

   GL info: ~~ERROR~~ RuntimeException: No OpenGL context found in the current thread.

   Profiler Position: N/A (disabled)

   Player Count: 1 / 8; [EntityPlayerMP['Player687'/402, l='New World', x=244.42, y=64.00, z=247.71]]

   Type: Integrated Server (map_client.txt)

   Is Modded: Definitely; Client brand changed to 'fml,forge'

20:39.24 [main/INFO] [STDOUT]: [net.minecraft.init.Bootstrap:printToSYSOUT:629 #@!@# Game crashed! Crash report saved to: #@!@# ./crash-reports/crash-2020-03-27_20.39.24-server.txt

20:39.24 [main/INFO] [FML]: Waiting for the server to terminate/save.

20:39.24 [Server thread/INFO] [minecraft/MinecraftServer]: Saving chunks for level 'New World'/southpole

20:39.24 [Server thread/INFO] [minecraft/MinecraftServer]: Saving chunks for level 'New World'/northpole

20:39.25 [Server thread/INFO] [FML]: Unloading dimension 0

20:39.25 [Server thread/INFO] [FML]: Unloading dimension 3

20:39.25 [Server thread/INFO] [FML]: Unloading dimension 4

20:39.25 [Server thread/INFO] [FML]: Applying holder lookups

20:39.25 [Server thread/INFO] [FML]: Holder lookups applied

20:39.25 [Server thread/INFO] [FML]: The state engine was in incorrect state SERVER_STOPPING and forced into state SERVER_STOPPED. Errors may have been discarded.

20:39.25 [main/INFO] [FML]: Server terminated.

AL lib: (EE) alc_cleanup: 1 device not closed

:runClient FAILED

FAILURE: Build failed with an exception.

* What went wrong:

Execution failed for task ':runClient'.

> Process 'command '/Volumes/MCreator 2020.2/'' finished with non-zero exit value 255

* Try:

Run with --stacktrace option to get the stack trace. Run with --info or --debug option to get more log output. Run with --scan to get full insights.

* Get more help at

BUILD FAILED in 1m 20s

12 actionable tasks: 6 executed, 6 up-to-date


Task completed in 80662 milliseconds

i think the error come from the input and output update tick

i can open my gui but the procedure of the giu made it crash

also why my dimension look so bright even it has oveworld light

i added some and gate and change some value but i know medium on procedure

OH I THINK I KNOW WHY thankyou also the furnace template is broken

It is a template, templates are meant for basis and will only work if you shape your GUI to fit the template, or you need shape the template contents to fir your GUI

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