crash log :

---- Minecraft Crash Report ----
// Hey, that tickles! Hehehe!

Time: 2/21/22 9:44 AM
Description: Initializing game

java.lang.RuntimeException: One of more entry values did not copy to the correct id. Check log for details!
at net.minecraftforge.registries.ForgeRegistry.sync(ForgeRegistry.java:549)
at net.minecraftforge.registries.GameData.loadRegistry(GameData.java:596)
at net.minecraftforge.registries.GameData.freezeData(GameData.java:249)
at net.minecraftforge.fml.common.Loader.initializeMods(Loader.java:758)
at net.minecraftforge.fml.client.FMLClientHandler.finishMinecraftLoading(FMLClientHandler.java:336)
at net.minecraft.client.Minecraft.func_71384_a(Minecraft.java:535)
at net.minecraft.client.Minecraft.func_99999_d(Minecraft.java:378)
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.minecraftforge.registries.ForgeRegistry.sync(ForgeRegistry.java:549)
at net.minecraftforge.registries.GameData.loadRegistry(GameData.java:596)
at net.minecraftforge.registries.GameData.freezeData(GameData.java:249)
at net.minecraftforge.fml.common.Loader.initializeMods(Loader.java:758)
at net.minecraftforge.fml.client.FMLClientHandler.finishMinecraftLoading(FMLClientHandler.java:336)
at net.minecraft.client.Minecraft.func_71384_a(Minecraft.java:535)

-- Initialization --
Details:
Stacktrace:
at net.minecraft.client.Minecraft.func_99999_d(Minecraft.java:378)
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 8.1 (amd64) version 6.3
Java Version: 1.8.0_51, Oracle Corporation
Java VM Version: Java HotSpot(TM) 64-Bit Server VM (mixed mode), Oracle Corporation
Memory: 1945997080 bytes (1855 MB) / 3053453312 bytes (2912 MB) up to 3154116608 bytes (3008 MB)
JVM Flags: 8 total; -Xmn128M -Xmx3000M -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 14.23.5.2860 7 mods loaded, 7 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                                |
|:------ |:------------------ |:--------------- |:----------------------------- |:---------------------------------------- |
| LCHIJA | minecraft          | 1.12.2          | minecraft.jar                 | None                                     |
| LCHIJA | mcp                | 9.42            | minecraft.jar                 | None                                     |
| LCHIJA | FML                | 8.0.99.99       | forge-1.12.2-14.23.5.2860.jar | e3c3d50c7c986df74c645c0ac54639741c90a557 |
| LCHIJA | forge              | 14.23.5.2860    | forge-1.12.2-14.23.5.2860.jar | e3c3d50c7c986df74c645c0ac54639741c90a557 |
| LCHIJA | flansmod           | 5.5.2           | Flan's Mod-1.12.2-5.5.2.jar   | None                                     |
| LCHIJA | flansmodapocalypse | 1.0             | Flan's Mod-1.12.2-5.5.2.jar   | None                                     |
| LCHIJA | ism                | 2.6.1 MC-1.12.2 | ism-2.6.1 MC-1.12.2.jar       | None                                     |


Loaded coremods (and transformers): 
GL info: ' Vendor: 'NVIDIA Corporation' Version: '4.4.0' Renderer: 'GeForce GT 630/PCIe/SSE2'
Launched Version: 1.12.2-forge-14.23.5.2860
LWJGL: 2.9.4
OpenGL: GeForce GT 630/PCIe/SSE2 GL version 4.4.0, NVIDIA Corporation
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: vanilla
Current Language: English (United Kingdom)
Profiler Position: N/A (disabled)
CPU: 4x Intel(R) Core(TM) i5-3570 CPU @ 3.40GHz