1.12.2 Forge Crashing on load

[SGSambam]

I have made my own modpack with curseforge but it crashes on load and i am not sure why can some please help me
 

---- Minecraft Crash Report ----
// I let you down. Sorry :(

Time: 2021-12-19 17:22:47 GMT
Description: Initializing game

java.lang.IllegalAccessError: tried to access class org.spongepowered.asm.mixin.transformer.MixinProcessor from class net.minecraftforge.fml.common.Loader
    at net.minecraftforge.fml.common.Loader.handler$zza000$beforeConstructingMods(Loader.java:1141)
    at net.minecraftforge.fml.common.Loader.loadMods(Loader.java:594)
    at net.minecraftforge.fml.client.FMLClientHandler.beginMinecraftLoading(FMLClientHandler.java:232)
    at net.minecraft.client.Minecraft.init(Minecraft.java:467)
    at net.minecraft.client.Minecraft.run(Minecraft.java:3931)
    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:
---------------------------------------------------------------------------------------

Crash Report

Edited December 19, 2021 by SGSambam