I read the FAQ, but couldn't find anyone with the same problem/fix as me..

anyway, here's the crash report.

 

---- Minecraft Crash Report ----
// Why did you do that?

Time: 2023-08-22 18:02:08
Description: Rendering overlay

java.lang.IllegalAccessError: class net.minecraft.client.renderer.texture.atlas.SpriteResourceLoader tried to access private field net.minecraft.client.renderer.texture.atlas.sources.PalettedPermutations.f_265884_ (net.minecraft.client.renderer.texture.atlas.SpriteResourceLoader and net.minecraft.client.renderer.texture.atlas.sources.PalettedPermutations are in module [email protected] of loader 'TRANSFORMER' @20ead579)
    at net.minecraft.client.renderer.texture.atlas.SpriteResourceLoader.handler$zbm000$onLoadReturn(SpriteResourceLoader.java:593) ~[client-1.20.1-20230612.114412-srg.jar%23182!/:?] {re:mixin,re:classloading,pl:mixin:APP:structure_gel.mixins.json:ArmorTrimMixins$SpriteResourceLoaderMixin,pl:mixin:A}
    at net.minecraft.client.renderer.texture.atlas.SpriteResourceLoader.m_261166_(SpriteResourceLoader.java:80) ~[client-1.20.1-20230612.114412-srg.jar%23182!/:?] {re:mixin,re:classloading,pl:mixin:APP:structure_gel.mixins.json:ArmorTrimMixins$SpriteResourceLoaderMixin,pl:mixin:A}
    at net.minecraft.client.renderer.texture.SpriteLoader.m_260769_(SpriteLoader.java:119) ~[client-1.20.1-20230612.114412-srg.jar%23182!/:?] {re:classloading,pl:runtimedistcleaner:A}
    at java.util.concurrent.CompletableFuture$AsyncSupply.run(CompletableFuture.java:1768) ~[?:?] {}
    at java.util.concurrent.CompletableFuture$AsyncSupply.exec(CompletableFuture.java:1760) ~[?:?] {}
    at java.util.concurrent.ForkJoinTask.doExec(ForkJoinTask.java:373) ~[?:?] {}
    at java.util.concurrent.ForkJoinPool$WorkQueue.topLevelExec(ForkJoinPool.java:1182) ~[?:?] {}
    at java.util.concurrent.ForkJoinPool.scan(ForkJoinPool.java:1655) ~[?:?] {}
    at java.util.concurrent.ForkJoinPool.runWorker(ForkJoinPool.java:1622) ~[?:?] {}
    at java.util.concurrent.ForkJoinWorkerThread.run(ForkJoinWorkerThread.java:165) ~[?:?] {}

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

-- Head --
Thread: Render thread
Stacktrace:
    at net.minecraft.client.renderer.GameRenderer.m_109093_(GameRenderer.java:957) ~[client-1.20.1-20230612.114412-srg.jar%23182!/:?] {re:classloading,pl:accesstransformer:B,pl:runtimedistcleaner:A}
-- Overlay render details --
Details:
    Overlay name: net.minecraftforge.client.loading.ForgeLoadingOverlay
Stacktrace:
    at net.minecraft.client.renderer.GameRenderer.m_109093_(GameRenderer.java:957) ~[client-1.20.1-20230612.114412-srg.jar%23182!/:?] {re:classloading,pl:accesstransformer:B,pl:runtimedistcleaner:A}
    at net.minecraft.client.Minecraft.m_91383_(Minecraft.java:1146) ~[client-1.20.1-20230612.114412-srg.jar%23182!/:?] {re:mixin,pl:accesstransformer:B,pl:runtimedistcleaner:A,re:classloading,pl:accesstransformer:B,pl:mixin:A,pl:runtimedistcleaner:A}
    at net.minecraft.client.Minecraft.m_91374_(Minecraft.java:718) ~[client-1.20.1-20230612.114412-srg.jar%23182!/:?] {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:218) ~[1.20.1-forge-47.1.44.jar:?] {re:classloading,pl:runtimedistcleaner:A}
    at jdk.internal.reflect.NativeMethodAccessorImpl.invoke0(Native Method) ~[?:?] {}
    at jdk.internal.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:77) ~[?:?] {}
    at jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) ~[?:?] {}
    at java.lang.reflect.Method.invoke(Method.java:568) ~[?:?] {}
    at net.minecraftforge.fml.loading.targets.CommonLaunchHandler.runTarget(CommonLaunchHandler.java:111) ~[fmlloader-1.20.1-47.1.44.jar:?] {}
    at net.minecraftforge.fml.loading.targets.CommonLaunchHandler.clientService(CommonLaunchHandler.java:99) ~[fmlloader-1.20.1-47.1.44.jar:?] {}
    at net.minecraftforge.fml.loading.targets.CommonClientLaunchHandler.lambda$makeService$0(CommonClientLaunchHandler.java:25) ~[fmlloader-1.20.1-47.1.44.jar:?] {}
    at cpw.mods.modlauncher.LaunchServiceHandlerDecorator.launch(LaunchServiceHandlerDecorator.java:30) ~[modlauncher-10.0.9.jar:?] {}
    at cpw.mods.modlauncher.LaunchServiceHandler.launch(LaunchServiceHandler.java:53) ~[modlauncher-10.0.9.jar:?] {}
    at cpw.mods.modlauncher.LaunchServiceHandler.launch(LaunchServiceHandler.java:71) ~[modlauncher-10.0.9.jar:?] {}
    at cpw.mods.modlauncher.Launcher.run(Launcher.java:108) ~[modlauncher-10.0.9.jar:?] {}
    at cpw.mods.modlauncher.Launcher.main(Launcher.java:78) ~[modlauncher-10.0.9.jar:?] {}
    at cpw.mods.modlauncher.BootstrapLaunchConsumer.accept(BootstrapLaunchConsumer.java:26) ~[modlauncher-10.0.9.jar:?] {}
    at cpw.mods.modlauncher.BootstrapLaunchConsumer.accept(BootstrapLaunchConsumer.java:23) ~[modlauncher-10.0.9.jar:?] {}
    at cpw.mods.bootstraplauncher.BootstrapLauncher.main(BootstrapLauncher.java:141) ~[bootstraplauncher-1.1.2.jar:?] {}

-- Last reload --
Details:
    Reload number: 1
    Reload reason: initial
    Finished: No
    Packs: vanilla

-- System Details --
Details:
    Minecraft Version: 1.20.1
    Minecraft Version ID: 1.20.1
    Operating System: Windows 11 (amd64) version 10.0
    Java Version: 17.0.3, Microsoft
    Java VM Version: OpenJDK 64-Bit Server VM (mixed mode), Microsoft
    Memory: 309180672 bytes (294 MiB) / 671088640 bytes (640 MiB) up to 2147483648 bytes (2048 MiB)
    CPUs: 16
    Processor Vendor: GenuineIntel
    Processor Name: 11th Gen Intel(R) Core(TM) i7-11700F @ 2.50GHz
    Identifier: Intel64 Family 6 Model 167 Stepping 1
    Microarchitecture: Rocket Lake
    Frequency (GHz): 2.50
    Number of physical packages: 1
    Number of physical CPUs: 8
    Number of logical CPUs: 16
    Graphics card #0 name: NVIDIA GeForce GTX 1660 Ti
    Graphics card #0 vendor: NVIDIA (0x10de)
    Graphics card #0 VRAM (MB): 4095.00
    Graphics card #0 deviceId: 0x2182
    Graphics card #0 versionInfo: DriverVersion=31.0.15.3129
    Memory slot #0 capacity (MB): 8192.00
    Memory slot #0 clockSpeed (GHz): 3.00
    Memory slot #0 type: DDR4
    Memory slot #1 capacity (MB): 8192.00
    Memory slot #1 clockSpeed (GHz): 3.00
    Memory slot #1 type: DDR4
    Virtual memory max (MB): 18683.77
    Virtual memory used (MB): 10026.93
    Swap memory total (MB): 2432.00
    Swap memory used (MB): 0.00
    JVM Flags: 9 total; -XX:HeapDumpPath=MojangTricksIntelDriversForPerformance_javaw.exe_minecraft.exe.heapdump -Xss1M -Xmx2G -XX:+UnlockExperimentalVMOptions -XX:+UseG1GC -XX:G1NewSizePercent=20 -XX:G1ReservePercent=20 -XX:MaxGCPauseMillis=50 -XX:G1HeapRegionSize=32M
    Launched Version: 1.20.1-forge-47.1.44
    Backend library: LWJGL version 3.3.1 build 7
    Backend API: NVIDIA GeForce GTX 1660 Ti/PCIe/SSE2 GL version 4.6.0 NVIDIA 531.29, NVIDIA Corporation
    Window size: 1920x1080
    GL Caps: Using framebuffer using OpenGL 3.2
    GL debug messages: 
    Using VBOs: Yes
    Is Modded: Definitely; Client brand changed to 'forge'
    Type: Client (map_client.txt)
    Graphics mode: fancy
    Resource Packs: 
    Current Language: en_us
    CPU: 16x 11th Gen Intel(R) Core(TM) i7-11700F @ 2.50GHz
    ModLauncher: 10.0.9+10.0.9+main.dcd20f30
    ModLauncher launch target: forgeclient
    ModLauncher naming: srg
    ModLauncher services: 
        mixin-0.8.5.jar mixin PLUGINSERVICE 
        eventbus-6.0.5.jar eventbus PLUGINSERVICE 
        fmlloader-1.20.1-47.1.44.jar slf4jfixer PLUGINSERVICE 
        fmlloader-1.20.1-47.1.44.jar object_holder_definalize PLUGINSERVICE 
        fmlloader-1.20.1-47.1.44.jar runtime_enum_extender PLUGINSERVICE 
        fmlloader-1.20.1-47.1.44.jar capability_token_subclass PLUGINSERVICE 
        accesstransformers-8.0.4.jar accesstransformer PLUGINSERVICE 
        fmlloader-1.20.1-47.1.44.jar runtimedistcleaner PLUGINSERVICE 
        modlauncher-10.0.9.jar mixin TRANSFORMATIONSERVICE 
        modlauncher-10.0.9.jar fml TRANSFORMATIONSERVICE 
    FML Language Providers: 
        [email protected]
        lowcodefml@null
        javafml@null
    Mod List: 
        client-1.20.1-20230612.114412-srg.jar             |Minecraft                     |minecraft                     |1.20.1              |NONE      |Manifest: a1:d4:5e:04:4f:d3:d6:e0:7b:37:97:cf:77:b0:de:ad:4a:47:ce:8c:96:49:5f:0a:cf:8c:ae:b2:6d:4b:8a:3f
        forge-1.20.1-47.1.44-universal.jar                |Forge                         |forge                         |47.1.44             |NONE      |Manifest: 84:ce:76:e8:45:35:e4:0e:63:86:df:47:59:80:0f:67:6c:c1:5f:6e:5f:4d:b3:54:47:1a:9f:7f:ed:5e:f2:90

nvm, I fixed it by completely wiping Minecraft and Forge off the face of my computer, re-downloading it and slowly adding my mods in, one by one, to see which ones cause possible errors.

how delet :(((((