The game crashed whilst initializing game Error: java.lang.NoSuchFieldError: FACING

Hello my game has recently crashed. It has something to do with facing. Here is my crash report. If you need to take a look into the workspace fell free to ask me! Edit: I have exported it through Workspace > Export to JAR

---- Minecraft Crash Report ----
// Sorry :(

Time: 8/13/19 8:34 PM
Description: Initializing game

java.lang.NoSuchFieldError: FACING
	at net.mcreator.matejs_random_stuff.MCreatorDimension1grass$BlockCustom.<clinit>(MCreatorDimension1grass.java:46)
	at net.mcreator.matejs_random_stuff.MCreatorDimension1grass.lambda$new$0(MCreatorDimension1grass.java:33)
	at net.mcreator.matejs_random_stuff.MCreatorDimension1grass$$Lambda$75/1022070303.get(Unknown Source)
	at net.mcreator.matejs_random_stuff.matejs_random_stuff$$Lambda$92/36983358.apply(Unknown Source)
	at java.util.stream.ReferencePipeline$3$1.accept(ReferencePipeline.java:193)
	at java.util.ArrayList$ArrayListSpliterator.forEachRemaining(ArrayList.java:1374)
	at java.util.stream.AbstractPipeline.copyInto(AbstractPipeline.java:512)
	at java.util.stream.AbstractPipeline.wrapAndCopyInto(AbstractPipeline.java:502)
	at java.util.stream.AbstractPipeline.evaluate(AbstractPipeline.java:576)
	at java.util.stream.AbstractPipeline.evaluateToArrayNode(AbstractPipeline.java:255)
	at java.util.stream.ReferencePipeline.toArray(ReferencePipeline.java:438)
	at net.mcreator.matejs_random_stuff.matejs_random_stuff.registerBlocks(matejs_random_stuff.java:81)
	at net.minecraftforge.fml.common.eventhandler.ASMEventHandler_15_matejs_random_stuff_registerBlocks_Register.invoke(.dynamic)
	at net.minecraftforge.fml.common.eventhandler.ASMEventHandler.invoke(ASMEventHandler.java:90)
	at net.minecraftforge.fml.common.eventhandler.EventBus$1.invoke(EventBus.java:144)
	at net.minecraftforge.fml.common.eventhandler.EventBus.post(EventBus.java:182)
	at net.minecraftforge.registries.GameData.fireRegistryEvents(GameData.java:738)
	at net.minecraftforge.fml.common.Loader.preinitializeMods(Loader.java:628)
	at net.minecraftforge.fml.client.FMLClientHandler.beginMinecraftLoading(FMLClientHandler.java:245)
	at net.minecraft.client.Minecraft.func_71384_a(Minecraft.java:466)
	at net.minecraft.client.Minecraft.func_99999_d(Minecraft.java:377)
	at net.minecraft.client.main.Main.main(SourceFile:123)
	at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
	at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62)
	at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
	at java.lang.reflect.Method.invoke(Method.java:497)
	at net.minecraft.launchwrapper.Launch.launch(Launch.java:135)
	at net.minecraft.launchwrapper.Launch.main(Launch.java:28)


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

-- Head --
Thread: Client thread
Stacktrace:
	at net.mcreator.matejs_random_stuff.MCreatorDimension1grass$BlockCustom.<clinit>(MCreatorDimension1grass.java:46)
	at net.mcreator.matejs_random_stuff.MCreatorDimension1grass.lambda$new$0(MCreatorDimension1grass.java:33)
	at net.mcreator.matejs_random_stuff.MCreatorDimension1grass$$Lambda$75/1022070303.get(Unknown Source)
	at net.mcreator.matejs_random_stuff.matejs_random_stuff$$Lambda$92/36983358.apply(Unknown Source)
	at java.util.stream.ReferencePipeline$3$1.accept(ReferencePipeline.java:193)
	at java.util.ArrayList$ArrayListSpliterator.forEachRemaining(ArrayList.java:1374)
	at java.util.stream.AbstractPipeline.copyInto(AbstractPipeline.java:512)
	at java.util.stream.AbstractPipeline.wrapAndCopyInto(AbstractPipeline.java:502)
	at java.util.stream.AbstractPipeline.evaluate(AbstractPipeline.java:576)
	at java.util.stream.AbstractPipeline.evaluateToArrayNode(AbstractPipeline.java:255)
	at java.util.stream.ReferencePipeline.toArray(ReferencePipeline.java:438)
	at net.mcreator.matejs_random_stuff.matejs_random_stuff.registerBlocks(matejs_random_stuff.java:81)
	at net.minecraftforge.fml.common.eventhandler.ASMEventHandler_15_matejs_random_stuff_registerBlocks_Register.invoke(.dynamic)
	at net.minecraftforge.fml.common.eventhandler.ASMEventHandler.invoke(ASMEventHandler.java:90)
	at net.minecraftforge.fml.common.eventhandler.EventBus$1.invoke(EventBus.java:144)
	at net.minecraftforge.fml.common.eventhandler.EventBus.post(EventBus.java:182)
	at net.minecraftforge.registries.GameData.fireRegistryEvents(GameData.java:738)
	at net.minecraftforge.fml.common.Loader.preinitializeMods(Loader.java:628)
	at net.minecraftforge.fml.client.FMLClientHandler.beginMinecraftLoading(FMLClientHandler.java:245)
	at net.minecraft.client.Minecraft.func_71384_a(Minecraft.java:466)

-- Initialization --
Details:
Stacktrace:
	at net.minecraft.client.Minecraft.func_99999_d(Minecraft.java:377)
	at net.minecraft.client.main.Main.main(SourceFile:123)
	at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
	at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62)
	at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
	at java.lang.reflect.Method.invoke(Method.java:497)
	at net.minecraft.launchwrapper.Launch.launch(Launch.java:135)
	at net.minecraft.launchwrapper.Launch.main(Launch.java:28)

-- System Details --
Details:
	Minecraft Version: 1.12.2
	Operating System: Windows 10 (amd64) version 10.0
	Java Version: 1.8.0_51, Oracle Corporation
	Java VM Version: Java HotSpot(TM) 64-Bit Server VM (mixed mode), Oracle Corporation
	Memory: 1427247560 bytes (1361 MB) / 1879048192 bytes (1792 MB) up to 6442450944 bytes (6144 MB)
	JVM Flags: 8 total; -XX:HeapDumpPath=MojangTricksIntelDriversForPerformance_javaw.exe_minecraft.exe.heapdump -Xmx6G -XX:+UnlockExperimentalVMOptions -XX:+UseG1GC -XX:G1NewSizePercent=20 -XX:G1ReservePercent=20 -XX:MaxGCPauseMillis=50 -XX:G1HeapRegionSize=32M
	IntCache: cache: 0, tcache: 0, allocated: 0, tallocated: 0
	FML: MCP 9.42 Powered by Forge 14.23.4.2708 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                                |
	|:----- |:------------------- |:------------ |:----------------------------- |:---------------------------------------- |
	| UCH   | minecraft           | 1.12.2       | minecraft.jar                 | None                                     |
	| UCH   | mcp                 | 9.42         | minecraft.jar                 | None                                     |
	| UCH   | FML                 | 8.0.99.99    | forge-1.12.2-14.23.4.2708.jar | e3c3d50c7c986df74c645c0ac54639741c90a557 |
	| UCH   | forge               | 14.23.4.2708 | forge-1.12.2-14.23.4.2708.jar | e3c3d50c7c986df74c645c0ac54639741c90a557 |
	| UCH   | matejs_random_stuff | 1.0.0        | matkovmod.jar                 | None                                     |

	Loaded coremods (and transformers): 
	GL info: ' Vendor: 'Intel' Version: '4.0.0 - Build 10.18.10.4358' Renderer: 'Intel(R) HD Graphics 4000'
	Launched Version: 1.12.2-forge1.12.2-14.23.4.2708
	LWJGL: 2.9.4
	OpenGL: Intel(R) HD Graphics 4000 GL version 4.0.0 - Build 10.18.10.4358, Intel
	GL Caps: Using GL 1.3 multitexturing.
Using GL 1.3 texture combiners.
Using framebuffer objects because OpenGL 3.0 is supported and separate blending is supported.
Shaders are available because OpenGL 2.1 is supported.
VBOs are available because OpenGL 1.5 is supported.

	Using VBOs: Yes
	Is Modded: Definitely; Client brand changed to 'fml,forge'
	Type: Client (map_client.txt)
	Resource Packs: 
	Current Language: English (United Kingdom)
	Profiler Position: N/A (disabled)
	CPU: 4x Intel(R) Core(TM) i3-3217U CPU @ 1.80GHz