Error Starting Up Modpack

[Kraco]

---- Minecraft Crash Report ----
// Hi. I'm Minecraft, and I'm a crashaholic.

Time: 4/14/22, 9:39 PM
Description: Rendering overlay

java.lang.NullPointerException: Cannot read field "internal" because the return value of "org.zeith.hammerlib.api.config.ConfigHolder.getCurrent()" is null
    at org.zeith.hammerlib.HammerLib.postEvent(HammerLib.java:199) ~[HammerLib-1.18.1-18.1.11.jar%23100!:18.1.11] {re:mixin,re:classloading}
    at net.minecraft.client.resources.model.ModelBakery.handler$zeb000$injectProcessLoading(ModelBakery.java:681) ~[client-1.18.1-20211210.034407-srg.jar%23155!:?] {re:mixin,pl:accesstransformer:B,pl:runtimedistcleaner:A,re:classloading,pl:accesstransformer:B,pl:mixin:APP:mixins.hammerlib.json:client.ModelBakeryMixin,pl:mixin:APP:placebo.mixins.json:ModelBakeryMixin,pl:mixin:A,pl:runtimedistcleaner:A}
    at net.minecraft.client.resources.model.ModelBakery.processLoading(ModelBakery.java) ~[client-1.18.1-20211210.034407-srg.jar%23155!:?] {re:mixin,pl:accesstransformer:B,pl:runtimedistcleaner:A,re:classloading,pl:accesstransformer:B,pl:mixin:APP:mixins.hammerlib.json:client.ModelBakeryMixin,pl:mixin:APP:placebo.mixins.json:ModelBakeryMixin,pl:mixin:A,pl:runtimedistcleaner:A}
    at net.minecraftforge.client.model.ForgeModelBakery.<init>(ForgeModelBakery.java:75) ~[forge-1.18.1-39.0.20-universal.jar%23159!:?] {re:classloading,re:mixin}
    at net.minecraft.client.resources.model.ModelManager.m_5944_(ModelManager.java:57) ~[client-1.18.1-20211210.034407-srg.jar%23155!:?] {re:classloading,pl:runtimedistcleaner:A}
    at net.minecraft.client.resources.model.ModelManager.m_5944_(ModelManager.java:20) ~[client-1.18.1-20211210.034407-srg.jar%23155!:?] {re:classloading,pl:runtimedistcleaner:A}
    at net.minecraft.server.packs.resources.SimplePreparableReloadListener.m_10786_(SimplePreparableReloadListener.java:11) ~[client-1.18.1-20211210.034407-srg.jar%23155!:?] {re:classloading}
    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:878) ~[client-1.18.1-20211210.034407-srg.jar%23155!:?] {re:mixin,pl:accesstransformer:B,pl:runtimedistcleaner:A,re:classloading,pl:accesstransformer:B,pl:mixin:APP:create.mixins.json:accessor.GameRendererAccessor,pl:mixin:A,pl:runtimedistcleaner:A}
-- Overlay render details --
Details:
    Overlay name: net.minecraft.client.gui.screens.LoadingOverlay
Stacktrace:
    at net.minecraft.client.renderer.GameRenderer.m_109093_(GameRenderer.java:878) ~[client-1.18.1-20211210.034407-srg.jar%23155!:?] {re:mixin,pl:accesstransformer:B,pl:runtimedistcleaner:A,re:classloading,pl:accesstransformer:B,pl:mixin:APP:create.mixins.json:accessor.GameRendererAccessor,pl:mixin:A,pl:runtimedistcleaner:A}
    at net.minecraft.client.Minecraft.m_91383_(Minecraft.java:1040) ~[client-1.18.1-20211210.034407-srg.jar%23155!:?] {re:mixin,pl:accesstransformer:B,pl:runtimedistcleaner:A,re:classloading,pl:accesstransformer:B,pl:mixin:APP:architectury.mixins.json:MixinMinecraft,pl:mixin:APP:balm.mixins.json:MinecraftMixin,pl:mixin:APP:terrablender_forge.mixins.json:client.MixinMinecraft,pl:mixin:APP:create.mixins.json:WindowResizeMixin,pl:mixin:A,pl:runtimedistcleaner:A}
    at net.minecraft.client.Minecraft.m_91374_(Minecraft.java:660) ~[client-1.18.1-20211210.034407-srg.jar%23155!:?] {re:mixin,pl:accesstransformer:B,pl:runtimedistcleaner:A,re:classloading,pl:accesstransformer:B,pl:mixin:APP:architectury.mixins.json:MixinMinecraft,pl:mixin:APP:balm.mixins.json:MinecraftMixin,pl:mixin:APP:terrablender_forge.mixins.json:client.MixinMinecraft,pl:mixin:APP:create.mixins.json:WindowResizeMixin,pl:mixin:A,pl:runtimedistcleaner:A}
    at net.minecraft.client.main.Main.main(Main.java:205) ~[client-1.18.1-20211210.034407-srg.jar%23155!:?] {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.CommonClientLaunchHandler.lambda$launchService$0(CommonClientLaunchHandler.java:45) ~[fmlloader-1.18.1-39.0.20.jar%2323!:?] {}
    at cpw.mods.modlauncher.LaunchServiceHandlerDecorator.launch(LaunchServiceHandlerDecorator.java:37) [modlauncher-9.0.7.jar%235!:?] {}
    at cpw.mods.modlauncher.LaunchServiceHandler.launch(LaunchServiceHandler.java:53) [modlauncher-9.0.7.jar%235!:?] {}
    at cpw.mods.modlauncher.LaunchServiceHandler.launch(LaunchServiceHandler.java:71) [modlauncher-9.0.7.jar%235!:?] {}
    at cpw.mods.modlauncher.Launcher.run(Launcher.java:106) [modlauncher-9.0.7.jar%235!:?] {}
    at cpw.mods.modlauncher.Launcher.main(Launcher.java:77) [modlauncher-9.0.7.jar%235!:?] {}
    at cpw.mods.modlauncher.BootstrapLaunchConsumer.accept(BootstrapLaunchConsumer.java:26) [modlauncher-9.0.7.jar%235!:?] {}
    at cpw.mods.modlauncher.BootstrapLaunchConsumer.accept(BootstrapLaunchConsumer.java:23) [modlauncher-9.0.7.jar%235!:?] {}
    at cpw.mods.bootstraplauncher.BootstrapLauncher.main(BootstrapLauncher.java:90) [bootstraplauncher-0.1.17.jar:?] {}

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

-- System Details --
Details:
    Minecraft Version: 1.18.1
    Minecraft Version ID: 1.18.1
    Operating System: Windows 10 (amd64) version 10.0
    Java Version: 17.0.1, Microsoft
    Java VM Version: OpenJDK 64-Bit Server VM (mixed mode), Microsoft
    Memory: 1155004880 bytes (1101 MiB) / 3112173568 bytes (2968 MiB) up to 7449083904 bytes (7104 MiB)
    CPUs: 16
    Processor Vendor: AuthenticAMD
    Processor Name: AMD Ryzen 7 3700X 8-Core Processor             
    Identifier: AuthenticAMD Family 23 Model 113 Stepping 0
    Microarchitecture: Zen 2
    Frequency (GHz): 3.59
    Number of physical packages: 1
    Number of physical CPUs: 8
    Number of logical CPUs: 16
    Graphics card #0 name: NVIDIA GeForce RTX 3060 Ti
    Graphics card #0 vendor: NVIDIA (0x10de)
    Graphics card #0 VRAM (MB): 4095.00
    Graphics card #0 deviceId: 0x2486
    Graphics card #0 versionInfo: DriverVersion=30.0.15.1215
    Memory slot #0 capacity (MB): 8192.00
    Memory slot #0 clockSpeed (GHz): 3.60
    Memory slot #0 type: DDR4
    Memory slot #1 capacity (MB): 8192.00
    Memory slot #1 clockSpeed (GHz): 3.60
    Memory slot #1 type: DDR4
    Virtual memory max (MB): 20422.44
    Virtual memory used (MB): 13599.65
    Swap memory total (MB): 4096.00
    Swap memory used (MB): 0.00
    JVM Flags: 4 total; -XX:HeapDumpPath=MojangTricksIntelDriversForPerformance_javaw.exe_minecraft.exe.heapdump -Xss1M -Xmx7104m -Xms256m
    Launched Version: forge-39.0.20
    Backend library: LWJGL version 3.2.2 SNAPSHOT
    Backend API: NVIDIA GeForce RTX 3060 Ti/PCIe/SSE2 GL version 3.2.0 NVIDIA 512.15, NVIDIA Corporation
    Window size: 1024x768
    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: vanilla
    Current Language: English (US)
    CPU: 16x AMD Ryzen 7 3700X 8-Core Processor 
    ModLauncher: 9.0.7+91+master.8569cdf
    ModLauncher launch target: forgeclient
    ModLauncher naming: srg
    ModLauncher services: 
         mixin PLUGINSERVICE 
         eventbus PLUGINSERVICE 
         object_holder_definalize PLUGINSERVICE 
         runtime_enum_extender PLUGINSERVICE 
         capability_token_subclass PLUGINSERVICE 
         accesstransformer PLUGINSERVICE 
         runtimedistcleaner PLUGINSERVICE 
         mixin TRANSFORMATIONSERVICE 
         fml TRANSFORMATIONSERVICE 
    FML Language Providers: 
        [email protected]
        javafml@null
    Mod List: 
        client-1.18.1-20211210.034407-srg.jar             |Minecraft                     |minecraft                     |1.18.1              |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-1.18.1-39.0.20-universal.jar                |Forge                         |forge                         |39.0.20             |NONE      |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

[Kraco]

Update: I deleted hammerlib, options.exe and Oh The Biomes Youll Go and tried again, then it came up with a list of mods saying they needed a newer version of forge

In my curseforge, for some reason a very old version of Forge was selected, I chose a way more up to date forge and it worked!

Edited April 15, 2022 by Kraco