Configuration:

Minecraft 1.19.2
Forge Loader: 43.3.9
packetfixer 1.3.0
Issue:

Game loads, but immediately crashes after clicking to enter the world "mouseClicked event handler".

Downgrading to 1.2.9 fixes the problem.

crash-2024-04-20_10.17.10-client.txt

Fixed in 1.3.1

Thanks! This fixed the below error for me:
[18:48:20] [Render thread/INFO]: Instancing error handler class com.illusivesoulworks.polymorph.mixin.IntegratedMixinPlugin
[18:48:20] [Render thread/FATAL]: Mixin apply failed packetfixer-common.mixins.json:NbtAccounterMixin -> net.minecraft.nbt.NbtAccounter: org.spongepowered.asm.mixin.injection.throwables.InvalidInjectionException Critical injection failure: @reDIrect annotation on accountBits could not find any targets matching 'Lnet/minecraft/nbt/NbtAccounter;m_128926_(J)V' in net.minecraft.nbt.NbtAccounter. Using refmap packetfixer-common-common-refmap.json [PREINJECT Applicator Phase -> packetfixer-common.mixins.json:NbtAccounterMixin -> Prepare Injections -> -> redirect$eoh000$accountBits(Lnet/minecraft/nbt/NbtAccounter;)J -> Parse]
org.spongepowered.asm.mixin.injection.throwables.InvalidInjectionException: Critical injection failure: @reDIrect annotation on accountBits could not find any targets matching 'Lnet/minecraft/nbt/NbtAccounter;m_128926_(J)V' in net.minecraft.nbt.NbtAccounter. Using refmap packetfixer-common-common-refmap.json [PREINJECT Applicator Phase -> packetfixer-common.mixins.json:NbtAccounterMixin -> Prepare Injections -> -> redirect$eoh000$accountBits(Lnet/minecraft/nbt/NbtAccounter;)J -> Parse]