---- Minecraft Crash Report ----
// Shall we play a game?

Time: 6/17/21 5:45 PM
Description: Mod loading error has occurred

java.lang.Exception: Mod Loading has failed
at net.minecraftforge.fml.CrashReportExtender.dumpModLoadingCrashReport(CrashReportExtender.java:85) [?:?] {re:classloading}
at net.minecraftforge.fml.client.ClientModLoader.completeModLoading(ClientModLoader.java:188) [?:?] {re:classloading,pl:runtimedistcleaner:A}
at net.minecraft.client.Minecraft.lambda$null$1(Minecraft.java:508) [?:?] {re:mixin,pl:accesstransformer:B,pl:runtimedistcleaner:A,re:classloading,pl:accesstransformer:B,pl:mixin:A,pl:runtimedistcleaner:A}
at net.minecraft.client.Minecraft$$Lambda$4345/1414411897.run(Unknown Source) [?:?] {}
at net.minecraft.util.Util.func_215077_a(Util.java:320) [?:?] {re:classloading}
at net.minecraft.client.Minecraft.lambda$new$2(Minecraft.java:504) [?:?] {re:mixin,pl:accesstransformer:B,pl:runtimedistcleaner:A,re:classloading,pl:accesstransformer:B,pl:mixin:A,pl:runtimedistcleaner:A}
at net.minecraft.client.Minecraft$$Lambda$4126/1656143941.accept(Unknown Source) [?:?] {}
at net.minecraft.client.gui.ResourceLoadProgressGui.func_230430_a_(ResourceLoadProgressGui.java:113) [?:?] {re:classloading,pl:runtimedistcleaner:A}
at net.minecraft.client.renderer.GameRenderer.func_195458_a(GameRenderer.java:481) [?:?] {re:mixin,pl:accesstransformer:B,pl:runtimedistcleaner:A,re:classloading,pl:accesstransformer:B,pl:mixin:APP:create.mixins.json:StoreProjectionMatrixMixin,pl:mixin:A,pl:runtimedistcleaner:A}
at net.minecraft.client.Minecraft.func_195542_b(Minecraft.java:976) [?:?] {re:mixin,pl:accesstransformer:B,pl:runtimedistcleaner:A,re:classloading,pl:accesstransformer:B,pl:mixin:A,pl:runtimedistcleaner:A}
at net.minecraft.client.Minecraft.func_99999_d(Minecraft.java:607) [?:?] {re:mixin,pl:accesstransformer:B,pl:runtimedistcleaner:A,re:classloading,pl:accesstransformer:B,pl:mixin:A,pl:runtimedistcleaner:A}
at net.minecraft.client.main.Main.main(Main.java:184) [?:?] {re:classloading,pl:runtimedistcleaner:A}
at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method) ~[?:1.8.0_51] {}
at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62) ~[?:1.8.0_51] {}
at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) ~[?:1.8.0_51] {}
at java.lang.reflect.Method.invoke(Method.java:497) ~[?:1.8.0_51] {}
at net.minecraftforge.fml.loading.FMLClientLaunchProvider.lambda$launchService$0(FMLClientLaunchProvider.java:51) [forge-1.16.5-36.1.32.jar:36.1] {}
at net.minecraftforge.fml.loading.FMLClientLaunchProvider$$Lambda$440/1862347028.call(Unknown Source) [forge-1.16.5-36.1.32.jar:36.1] {}
at cpw.mods.modlauncher.LaunchServiceHandlerDecorator.launch(LaunchServiceHandlerDecorator.java:37) [modlauncher-8.0.9.jar:?] {}
at cpw.mods.modlauncher.LaunchServiceHandler.launch(LaunchServiceHandler.java:54) [modlauncher-8.0.9.jar:?] {}
at cpw.mods.modlauncher.LaunchServiceHandler.launch(LaunchServiceHandler.java:72) [modlauncher-8.0.9.jar:?] {}
at cpw.mods.modlauncher.Launcher.run(Launcher.java:82) [modlauncher-8.0.9.jar:?] {}
at cpw.mods.modlauncher.Launcher.main(Launcher.java:66) [modlauncher-8.0.9.jar:?] {}

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

-- Head --
Thread: Render thread
Stacktrace:
at net.minecraft.util.ResourceLocation.(ResourceLocation.java:33) ~[?:?] {re:classloading,re:mixin}
-- MOD create --
Details:
Caused by 0: java.lang.ExceptionInInitializerError
at com.simibubi.create.AllBlocks.(AllBlocks.java:255) ~[?:mc1.16.5_v0.3.1c+151] {re:classloading}
at com.simibubi.create.Create.(Create.java:81) ~[?:mc1.16.5_v0.3.1c+151] {re:classloading}
at sun.reflect.NativeConstructorAccessorImpl.newInstance0(Native Method) ~[?:1.8.0_51] {}
at sun.reflect.NativeConstructorAccessorImpl.newInstance(NativeConstructorAccessorImpl.java:62) ~[?:1.8.0_51] {}
at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45) ~[?:1.8.0_51] {}
at java.lang.reflect.Constructor.newInstance(Constructor.java:422) ~[?:1.8.0_51] {}
at java.lang.Class.newInstance(Class.java:442) ~[?:1.8.0_51] {}
at net.minecraftforge.fml.javafmlmod.FMLModContainer.constructMod(FMLModContainer.java:81) ~[?:36.1] {re:classloading}
at net.minecraftforge.fml.javafmlmod.FMLModContainer$$Lambda$3101/1790831630.run(Unknown Source) ~[?:?] {}
at net.minecraftforge.fml.ModContainer.lambda$buildTransitionHandler$4(ModContainer.java:120) ~[?:?] {re:classloading}
at net.minecraftforge.fml.ModContainer$$Lambda$3132/333180318.run(Unknown Source) ~[?:?] {}
at java.util.concurrent.CompletableFuture$AsyncRun.run(CompletableFuture.java:1618) ~[?:1.8.0_51] {}
at java.util.concurrent.CompletableFuture$AsyncRun.exec(CompletableFuture.java:1610) ~[?:1.8.0_51] {}
at java.util.concurrent.ForkJoinTask.doExec(ForkJoinTask.java:289) ~[?:1.8.0_51] {}
at java.util.concurrent.ForkJoinPool$WorkQueue.runTask(ForkJoinPool.java:1056) ~[?:1.8.0_51] {}
at java.util.concurrent.ForkJoinPool.runWorker(ForkJoinPool.java:1689) ~[?:1.8.0_51] {}
at java.util.concurrent.ForkJoinWorkerThread.run(ForkJoinWorkerThread.java:157) ~[?:1.8.0_51] {}

Mod File: create-mc1.16.5_v0.3.1c.jar
Failure message: Create (create) has failed to load correctly
	java.lang.ExceptionInInitializerError: null
Mod Version: mc1.16.5_v0.3.1c+151
Mod Issue URL: NOT PROVIDED
Exception message: net.minecraft.util.ResourceLocationException: Non [a-z0-9/._-] character in path of location: create:block/palettes/environmental:willow_window

Stacktrace:
at net.minecraft.util.ResourceLocation.(ResourceLocation.java:33) ~[?:?] {re:classloading,re:mixin}
at net.minecraft.util.ResourceLocation.(ResourceLocation.java:42) ~[?:?] {re:classloading,re:mixin}
at com.simibubi.create.foundation.block.connected.CTSpriteShifter.getCT(CTSpriteShifter.java:19) ~[?:mc1.16.5_v0.3.1c+151] {re:classloading}
at com.simibubi.create.foundation.block.connected.CTSpriteShifter.getCT(CTSpriteShifter.java:15) ~[?:mc1.16.5_v0.3.1c+151] {re:classloading}
at com.simibubi.create.AllSpriteShifts.vertical(AllSpriteShifts.java:111) ~[?:mc1.16.5_v0.3.1c+151] {re:classloading}
at com.simibubi.create.AllSpriteShifts.lambda$populateMaps$0(AllSpriteShifts.java:81) ~[?:mc1.16.5_v0.3.1c+151] {re:classloading}
at com.simibubi.create.AllSpriteShifts$$Lambda$3725/919142148.accept(Unknown Source) ~[?:?] {}
at java.util.Iterator.forEachRemaining(Iterator.java:116) ~[?:1.8.0_51] {}
at java.util.Spliterators$IteratorSpliterator.forEachRemaining(Spliterators.java:1801) ~[?:1.8.0_51] {}
at java.util.stream.ReferencePipeline$Head.forEach(ReferencePipeline.java:580) ~[?:1.8.0_51] {}
at com.simibubi.create.AllSpriteShifts.populateMaps(AllSpriteShifts.java:81) ~[?:mc1.16.5_v0.3.1c+151] {re:classloading}
at com.simibubi.create.AllSpriteShifts.(AllSpriteShifts.java:63) ~[?:mc1.16.5_v0.3.1c+151] {re:classloading}
at com.simibubi.create.AllBlocks.(AllBlocks.java:255) ~[?:mc1.16.5_v0.3.1c+151] {re:classloading}
at com.simibubi.create.Create.(Create.java:81) ~[?:mc1.16.5_v0.3.1c+151] {re:classloading}
at sun.reflect.NativeConstructorAccessorImpl.newInstance0(Native Method) ~[?:1.8.0_51] {}
at sun.reflect.NativeConstructorAccessorImpl.newInstance(NativeConstructorAccessorImpl.java:62) ~[?:1.8.0_51] {}
at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45) ~[?:1.8.0_51] {}
at java.lang.reflect.Constructor.newInstance(Constructor.java:422) ~[?:1.8.0_51] {}
at java.lang.Class.newInstance(Class.java:442) ~[?:1.8.0_51] {}
at net.minecraftforge.fml.javafmlmod.FMLModContainer.constructMod(FMLModContainer.java:81) ~[?:36.1] {re:classloading}
at net.minecraftforge.fml.javafmlmod.FMLModContainer$$Lambda$3101/1790831630.run(Unknown Source) ~[?:?] {}
at net.minecraftforge.fml.ModContainer.lambda$buildTransitionHandler$4(ModContainer.java:120) ~[?:?] {re:classloading}
at net.minecraftforge.fml.ModContainer$$Lambda$3132/333180318.run(Unknown Source) ~[?:?] {}
at java.util.concurrent.CompletableFuture$AsyncRun.run(CompletableFuture.java:1618) ~[?:1.8.0_51] {}
at java.util.concurrent.CompletableFuture$AsyncRun.exec(CompletableFuture.java:1610) ~[?:1.8.0_51] {}
at java.util.concurrent.ForkJoinTask.doExec(ForkJoinTask.java:289) ~[?:1.8.0_51] {}
at java.util.concurrent.ForkJoinPool$WorkQueue.runTask(ForkJoinPool.java:1056) ~[?:1.8.0_51] {}
at java.util.concurrent.ForkJoinPool.runWorker(ForkJoinPool.java:1689) ~[?:1.8.0_51] {}
at java.util.concurrent.ForkJoinWorkerThread.run(ForkJoinWorkerThread.java:157) ~[?:1.8.0_51] {}

-- System Details --
Details:
Minecraft Version: 1.16.5
Minecraft Version ID: 1.16.5
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: 698702608 bytes (666 MB) / 1742733312 bytes (1662 MB) up to 3817865216 bytes (3641 MB)
CPUs: 12
JVM Flags: 5 total; -XX:HeapDumpPath=MojangTricksIntelDriversForPerformance_javaw.exe_minecraft.exe.heapdump -Xss1M -Xmx4096m -Xms256m -XX:PermSize=256m
ModLauncher: 8.0.9+86+master.3cf110c
ModLauncher launch target: fmlclient
ModLauncher naming: srg
ModLauncher services:
/mixin-0.8.2.jar mixin PLUGINSERVICE
/eventbus-4.0.0.jar eventbus PLUGINSERVICE
/forge-1.16.5-36.1.32.jar object_holder_definalize PLUGINSERVICE
/forge-1.16.5-36.1.32.jar runtime_enum_extender PLUGINSERVICE
/accesstransformers-3.0.1.jar accesstransformer PLUGINSERVICE
/forge-1.16.5-36.1.32.jar capability_inject_definalize PLUGINSERVICE
/forge-1.16.5-36.1.32.jar runtimedistcleaner PLUGINSERVICE
/mixin-0.8.2.jar mixin TRANSFORMATIONSERVICE
/forge-1.16.5-36.1.32.jar fml TRANSFORMATIONSERVICE
FML: 36.1
Forge: net.minecraftforge:36.1.32
FML Language Providers:
[email protected]
minecraft@1
Mod List:
forge-1.16.5-36.1.32-client.jar |Minecraft |minecraft |1.16.5 |CREATE_REG|Manifest: NOSIGNATURE
abnormals_core-1.16.5-3.2.0.jar |Abnormals Core |abnormals_core |3.2.0 |CREATE_REG|Manifest: NOSIGNATURE
environmental-1.16.5-1.0.0.jar |Environmental |environmental |1.0.0 |CREATE_REG|Manifest: NOSIGNATURE
forge-1.16.5-36.1.32-universal.jar |Forge |forge |36.1.32 |CREATE_REG|Manifest: 22:af:21:d8:19:82:7f:93:94:fe:2b:ac:b7:e4:41:57:68:39:87:b1:a7:5c:c6:44:f9:25:74:21:14:f5:0d:90
create-mc1.16.5_v0.3.1c.jar |Create |create |mc1.16.5_v0.3.1c+151|ERROR |Manifest: NOSIGNATURE
Crash Report UUID: c33ae38e-91ff-4741-8fec-4a4f4b5d7fa1

Just a heads up - this issue's been acknowledged on create's end, and should be fixed next time they update it.
For now, backdating abnormals core to 3.1.1 will take care of it.

Yep, Weedoof is correct