I have a vanilla+ modpack called vanillia, it includes this mod and I am in the process of updating the modpack to 1.20.6
This mod crashes with the following error
[10:48:01] [main/ERROR]: Mixin apply for mod seamless_loading_screen failed seamless_loading_screen-common.mixins.json:ScreenMixin from mod seamless_loading_screen -> net.minecraft.class_437: org.spongepowered.asm.mixin.injection.throwables.InvalidInjectionException Critical injection failure: @Inject annotation on renderScreenBackground_AfterTexture could not find any targets matching 'Lnet/minecraft/class_437;method_25434(Lnet/minecraft/class_332;)V' in net.minecraft.class_437. Using refmap seamless-loading-screen-common-refmap.json [PREINJECT Applicator Phase -> seamless_loading_screen-common.mixins.json:ScreenMixin from mod seamless_loading_screen -> Prepare Injections -> -> handler$dgf000$seamless_loading_screen$renderScreenBackground_AfterTexture(Lnet/minecraft/class_332;Lorg/spongepowered/asm/mixin/injection/callback/CallbackInfo;)V -> Parse]
org.spongepowered.asm.mixin.injection.throwables.InvalidInjectionException: Critical injection failure: @Inject annotation on renderScreenBackground_AfterTexture could not find any targets matching 'Lnet/minecraft/class_437;method_25434(Lnet/minecraft/class_332;)V' in net.minecraft.class_437. Using refmap seamless-loading-screen-common-refmap.json [PREINJECT Applicator Phase -> seamless_loading_screen-common.mixins.json:ScreenMixin from mod seamless_loading_screen -> Prepare Injections -> -> handler$dgf000$seamless_loading_screen$renderScreenBackground_AfterTexture(Lnet/minecraft/class_332;Lorg/spongepowered/asm/mixin/injection/callback/CallbackInfo;)V -> Parse]
at org.spongepowered.asm.mixin.injection.struct.InjectionInfo.validateTargets(InjectionInfo.java:658) ~[sponge-mixin-0.13.3+mixin.0.8.5.jar:0.13.3+mixin.0.8.5]
at org.spongepowered.asm.mixin.injection.struct.InjectionInfo.findTargets(InjectionInfo.java:589) ~[sponge-mixin-0.13.3+mixin.0.8.5.jar:0.13.3+mixin.0.8.5]
at org.spongepowered.asm.mixin.injection.struct.InjectionInfo.readAnnotation(InjectionInfo.java:330) ~[sponge-mixin-0.13.3+mixin.0.8.5.jar:0.13.3+mixin.0.8.5]
at org.spongepowered.asm.mixin.injection.struct.InjectionInfo.<init>(InjectionInfo.java:316) ~[sponge-mixin-0.13.3+mixin.0.8.5.jar:0.13.3+mixin.0.8.5]
at org.spongepowered.asm.mixin.injection.struct.InjectionInfo.<init>(InjectionInfo.java:308) ~[sponge-mixin-0.13.3+mixin.0.8.5.jar:0.13.3+mixin.0.8.5]
at org.spongepowered.asm.mixin.injection.struct.CallbackInjectionInfo.<init>(CallbackInjectionInfo.java:46) ~[sponge-mixin-0.13.3+mixin.0.8.5.jar:0.13.3+mixin.0.8.5]
at java.base/jdk.internal.reflect.DirectConstructorHandleAccessor.newInstance(DirectConstructorHandleAccessor.java:62) ~[?:?]
at java.base/java.lang.reflect.Constructor.newInstanceWithCaller(Constructor.java:502) ~[?:?]
at java.base/java.lang.reflect.Constructor.newInstance(Constructor.java:486) ~[?:?]
at org.spongepowered.asm.mixin.injection.struct.InjectionInfo$InjectorEntry.create(InjectionInfo.java:149) ~[sponge-mixin-0.13.3+mixin.0.8.5.jar:0.13.3+mixin.0.8.5]
at org.spongepowered.asm.mixin.injection.struct.InjectionInfo.parse(InjectionInfo.java:710) ~[sponge-mixin-0.13.3+mixin.0.8.5.jar:0.13.3+mixin.0.8.5]
at org.spongepowered.asm.mixin.transformer.MixinTargetContext.prepareInjections(MixinTargetContext.java:1329) ~[sponge-mixin-0.13.3+mixin.0.8.5.jar:0.13.3+mixin.0.8.5]
at org.spongepowered.asm.mixin.transformer.MixinApplicatorStandard.prepareInjections(MixinApplicatorStandard.java:1053) ~[sponge-mixin-0.13.3+mixin.0.8.5.jar:0.13.3+mixin.0.8.5]
at org.spongepowered.asm.mixin.transformer.MixinApplicatorStandard.applyMixin(MixinApplicatorStandard.java:395) ~[sponge-mixin-0.13.3+mixin.0.8.5.jar:0.13.3+mixin.0.8.5]
at org.spongepowered.asm.mixin.transformer.MixinApplicatorStandard.apply(MixinApplicatorStandard.java:327) ~[sponge-mixin-0.13.3+mixin.0.8.5.jar:0.13.3+mixin.0.8.5]
at org.spongepowered.asm.mixin.transformer.TargetClassContext.apply(TargetClassContext.java:422) ~[sponge-mixin-0.13.3+mixin.0.8.5.jar:0.13.3+mixin.0.8.5]
at org.spongepowered.asm.mixin.transformer.TargetClassContext.applyMixins(TargetClassContext.java:403) ~[sponge-mixin-0.13.3+mixin.0.8.5.jar:0.13.3+mixin.0.8.5]
at org.spongepowered.asm.mixin.transformer.MixinProcessor.applyMixins(MixinProcessor.java:363) [sponge-mixin-0.13.3+mixin.0.8.5.jar:0.13.3+mixin.0.8.5]
at org.spongepowered.asm.mixin.transformer.MixinTransformer.transformClass(MixinTransformer.java:234) [sponge-mixin-0.13.3+mixin.0.8.5.jar:0.13.3+mixin.0.8.5]
at org.spongepowered.asm.mixin.transformer.MixinTransformer.transformClassBytes(MixinTransformer.java:202) [sponge-mixin-0.13.3+mixin.0.8.5.jar:0.13.3+mixin.0.8.5]
at net.fabricmc.loader.impl.launch.knot.KnotClassDelegate.getPostMixinClassByteArray(KnotClassDelegate.java:422) [fabric-loader-0.15.10.jar:?]
at net.fabricmc.loader.impl.launch.knot.KnotClassDelegate.tryLoadClass(KnotClassDelegate.java:323) [fabric-loader-0.15.10.jar:?]
at net.fabricmc.loader.impl.launch.knot.KnotClassDelegate.loadClass(KnotClassDelegate.java:218) [fabric-loader-0.15.10.jar:?]
at net.fabricmc.loader.impl.launch.knot.KnotClassLoader.loadClass(KnotClassLoader.java:119) [fabric-loader-0.15.10.jar:?]
at java.base/java.lang.ClassLoader.loadClass(ClassLoader.java:526) [?:?]
at net.minecraft.class_6396.handler$ccd001$iris$fillSystemDetails(class_6396.java:1023) [client-intermediary.jar:?]
at net.minecraft.class_6396.<init>(class_6396.java:58) [client-intermediary.jar:?]
at net.minecraft.class_128.<init>(class_128.java:36) [client-intermediary.jar:?]
at net.minecraft.class_128.method_24305(class_128.java:277) [client-intermediary.jar:?]
at net.minecraft.client.main.Main.main(Main.java:167) [client-intermediary.jar:?]
at net.fabricmc.loader.impl.game.minecraft.MinecraftGameProvider.launch(MinecraftGameProvider.java:470) [fabric-loader-0.15.10.jar:?]
at net.fabricmc.loader.impl.launch.knot.Knot.launch(Knot.java:74) [fabric-loader-0.15.10.jar:?]
at net.fabricmc.loader.impl.launch.knot.KnotClient.main(KnotClient.java:23) [fabric-loader-0.15.10.jar:?]
at org.prismlauncher.launcher.impl.StandardLauncher.launch(StandardLauncher.java:87) [NewLaunch.jar:?]
at org.prismlauncher.EntryPoint.listen(EntryPoint.java:129) [NewLaunch.jar:?]
at org.prismlauncher.EntryPoint.main(EntryPoint.java:70) [NewLaunch.jar:?]
[10:48:01] [main/ERROR]: Minecraft has crashed!
net.fabricmc.loader.impl.FormattedException: java.lang.RuntimeException: Mixin transformation of net.minecraft.class_437 failed
at net.fabricmc.loader.impl.FormattedException.ofLocalized(FormattedException.java:63) ~[fabric-loader-0.15.10.jar:?]
at net.fabricmc.loader.impl.game.minecraft.MinecraftGameProvider.launch(MinecraftGameProvider.java:472) ~[fabric-loader-0.15.10.jar:?]
at net.fabricmc.loader.impl.launch.knot.Knot.launch(Knot.java:74) [fabric-loader-0.15.10.jar:?]
at net.fabricmc.loader.impl.launch.knot.KnotClient.main(KnotClient.java:23) [fabric-loader-0.15.10.jar:?]
at org.prismlauncher.launcher.impl.StandardLauncher.launch(StandardLauncher.java:87) [NewLaunch.jar:?]
at org.prismlauncher.EntryPoint.listen(EntryPoint.java:129) [NewLaunch.jar:?]
at org.prismlauncher.EntryPoint.main(EntryPoint.java:70) [NewLaunch.jar:?]
Caused by: java.lang.RuntimeException: Mixin transformation of net.minecraft.class_437 failed
at net.fabricmc.loader.impl.launch.knot.KnotClassDelegate.getPostMixinClassByteArray(KnotClassDelegate.java:427) ~[fabric-loader-0.15.10.jar:?]
at net.fabricmc.loader.impl.launch.knot.KnotClassDelegate.tryLoadClass(KnotClassDelegate.java:323) ~[fabric-loader-0.15.10.jar:?]
at net.fabricmc.loader.impl.launch.knot.KnotClassDelegate.loadClass(KnotClassDelegate.java:218) ~[fabric-loader-0.15.10.jar:?]
at net.fabricmc.loader.impl.launch.knot.KnotClassLoader.loadClass(KnotClassLoader.java:119) ~[fabric-loader-0.15.10.jar:?]
at java.base/java.lang.ClassLoader.loadClass(ClassLoader.java:526) ~[?:?]
at net.minecraft.class_6396.handler$ccd001$iris$fillSystemDetails(class_6396.java:1023) ~[client-intermediary.jar:?]
at net.minecraft.class_6396.<init>(class_6396.java:58) ~[client-intermediary.jar:?]
at net.minecraft.class_128.<init>(class_128.java:36) ~[client-intermediary.jar:?]
at net.minecraft.class_128.method_24305(class_128.java:277) ~[client-intermediary.jar:?]
at net.minecraft.client.main.Main.main(Main.java:167) ~[minecraft-1.20.6-client.jar:?]
at net.fabricmc.loader.impl.game.minecraft.MinecraftGameProvider.launch(MinecraftGameProvider.java:470) ~[fabric-loader-0.15.10.jar:?]
... 5 more
Caused by: org.spongepowered.asm.mixin.transformer.throwables.MixinTransformerError: An unexpected critical error was encountered
at org.spongepowered.asm.mixin.transformer.MixinProcessor.applyMixins(MixinProcessor.java:392) ~[sponge-mixin-0.13.3+mixin.0.8.5.jar:0.13.3+mixin.0.8.5]
at org.spongepowered.asm.mixin.transformer.MixinTransformer.transformClass(MixinTransformer.java:234) ~[sponge-mixin-0.13.3+mixin.0.8.5.jar:0.13.3+mixin.0.8.5]
at org.spongepowered.asm.mixin.transformer.MixinTransformer.transformClassBytes(MixinTransformer.java:202) ~[sponge-mixin-0.13.3+mixin.0.8.5.jar:0.13.3+mixin.0.8.5]
at net.fabricmc.loader.impl.launch.knot.KnotClassDelegate.getPostMixinClassByteArray(KnotClassDelegate.java:422) ~[fabric-loader-0.15.10.jar:?]
at net.fabricmc.loader.impl.launch.knot.KnotClassDelegate.tryLoadClass(KnotClassDelegate.java:323) ~[fabric-loader-0.15.10.jar:?]
at net.fabricmc.loader.impl.launch.knot.KnotClassDelegate.loadClass(KnotClassDelegate.java:218) ~[fabric-loader-0.15.10.jar:?]
at net.fabricmc.loader.impl.launch.knot.KnotClassLoader.loadClass(KnotClassLoader.java:119) ~[fabric-loader-0.15.10.jar:?]
at java.base/java.lang.ClassLoader.loadClass(ClassLoader.java:526) ~[?:?]
at net.minecraft.class_6396.handler$ccd001$iris$fillSystemDetails(class_6396.java:1023) ~[client-intermediary.jar:?]
at net.minecraft.class_6396.<init>(class_6396.java:58) ~[client-intermediary.jar:?]
at net.minecraft.class_128.<init>(class_128.java:36) ~[client-intermediary.jar:?]
at net.minecraft.class_128.method_24305(class_128.java:277) ~[client-intermediary.jar:?]
at net.minecraft.client.main.Main.main(Main.java:167) ~[minecraft-1.20.6-client.jar:?]
at net.fabricmc.loader.impl.game.minecraft.MinecraftGameProvider.launch(MinecraftGameProvider.java:470) ~[fabric-loader-0.15.10.jar:?]
... 5 more
Caused by: org.spongepowered.asm.mixin.throwables.MixinApplyError: Mixin [seamless_loading_screen-common.mixins.json:ScreenMixin from mod seamless_loading_screen] from phase [DEFAULT] in config [seamless_loading_screen-common.mixins.json] FAILED during APPLY
at org.spongepowered.asm.mixin.transformer.MixinProcessor.handleMixinError(MixinProcessor.java:638) ~[sponge-mixin-0.13.3+mixin.0.8.5.jar:0.13.3+mixin.0.8.5]
at org.spongepowered.asm.mixin.transformer.MixinProcessor.handleMixinApplyError(MixinProcessor.java:589) ~[sponge-mixin-0.13.3+mixin.0.8.5.jar:0.13.3+mixin.0.8.5]
at org.spongepowered.asm.mixin.transformer.MixinProcessor.applyMixins(MixinProcessor.java:379) ~[sponge-mixin-0.13.3+mixin.0.8.5.jar:0.13.3+mixin.0.8.5]
at org.spongepowered.asm.mixin.transformer.MixinTransformer.transformClass(MixinTransformer.java:234) ~[sponge-mixin-0.13.3+mixin.0.8.5.jar:0.13.3+mixin.0.8.5]
at org.spongepowered.asm.mixin.transformer.MixinTransformer.transformClassBytes(MixinTransformer.java:202) ~[sponge-mixin-0.13.3+mixin.0.8.5.jar:0.13.3+mixin.0.8.5]
at net.fabricmc.loader.impl.launch.knot.KnotClassDelegate.getPostMixinClassByteArray(KnotClassDelegate.java:422) ~[fabric-loader-0.15.10.jar:?]
at net.fabricmc.loader.impl.launch.knot.KnotClassDelegate.tryLoadClass(KnotClassDelegate.java:323) ~[fabric-loader-0.15.10.jar:?]
at net.fabricmc.loader.impl.launch.knot.KnotClassDelegate.loadClass(KnotClassDelegate.java:218) ~[fabric-loader-0.15.10.jar:?]
at net.fabricmc.loader.impl.launch.knot.KnotClassLoader.loadClass(KnotClassLoader.java:119) ~[fabric-loader-0.15.10.jar:?]
at java.base/java.lang.ClassLoader.loadClass(ClassLoader.java:526) ~[?:?]
at net.minecraft.class_6396.handler$ccd001$iris$fillSystemDetails(class_6396.java:1023) ~[client-intermediary.jar:?]
at net.minecraft.class_6396.<init>(class_6396.java:58) ~[client-intermediary.jar:?]
at net.minecraft.class_128.<init>(class_128.java:36) ~[client-intermediary.jar:?]
at net.minecraft.class_128.method_24305(class_128.java:277) ~[client-intermediary.jar:?]
at net.minecraft.client.main.Main.main(Main.java:167) ~[minecraft-1.20.6-client.jar:?]
at net.fabricmc.loader.impl.game.minecraft.MinecraftGameProvider.launch(MinecraftGameProvider.java:470) ~[fabric-loader-0.15.10.jar:?]
... 5 more
Caused by: org.spongepowered.asm.mixin.injection.throwables.InvalidInjectionException: Critical injection failure: @Inject annotation on renderScreenBackground_AfterTexture could not find any targets matching 'Lnet/minecraft/class_437;method_25434(Lnet/minecraft/class_332;)V' in net.minecraft.class_437. Using refmap seamless-loading-screen-common-refmap.json [PREINJECT Applicator Phase -> seamless_loading_screen-common.mixins.json:ScreenMixin from mod seamless_loading_screen -> Prepare Injections -> -> handler$dgf000$seamless_loading_screen$renderScreenBackground_AfterTexture(Lnet/minecraft/class_332;Lorg/spongepowered/asm/mixin/injection/callback/CallbackInfo;)V -> Parse]
at org.spongepowered.asm.mixin.injection.struct.InjectionInfo.validateTargets(InjectionInfo.java:658) ~[sponge-mixin-0.13.3+mixin.0.8.5.jar:0.13.3+mixin.0.8.5]
at org.spongepowered.asm.mixin.injection.struct.InjectionInfo.findTargets(InjectionInfo.java:589) ~[sponge-mixin-0.13.3+mixin.0.8.5.jar:0.13.3+mixin.0.8.5]
at org.spongepowered.asm.mixin.injection.struct.InjectionInfo.readAnnotation(InjectionInfo.java:330) ~[sponge-mixin-0.13.3+mixin.0.8.5.jar:0.13.3+mixin.0.8.5]
at org.spongepowered.asm.mixin.injection.struct.InjectionInfo.<init>(InjectionInfo.java:316) ~[sponge-mixin-0.13.3+mixin.0.8.5.jar:0.13.3+mixin.0.8.5]
at org.spongepowered.asm.mixin.injection.struct.InjectionInfo.<init>(InjectionInfo.java:308) ~[sponge-mixin-0.13.3+mixin.0.8.5.jar:0.13.3+mixin.0.8.5]
at org.spongepowered.asm.mixin.injection.struct.CallbackInjectionInfo.<init>(CallbackInjectionInfo.java:46) ~[sponge-mixin-0.13.3+mixin.0.8.5.jar:0.13.3+mixin.0.8.5]
at java.base/jdk.internal.reflect.DirectConstructorHandleAccessor.newInstance(DirectConstructorHandleAccessor.java:62) ~[?:?]
at java.base/java.lang.reflect.Constructor.newInstanceWithCaller(Constructor.java:502) ~[?:?]
at java.base/java.lang.reflect.Constructor.newInstance(Constructor.java:486) ~[?:?]
at org.spongepowered.asm.mixin.injection.struct.InjectionInfo$InjectorEntry.create(InjectionInfo.java:149) ~[sponge-mixin-0.13.3+mixin.0.8.5.jar:0.13.3+mixin.0.8.5]
at org.spongepowered.asm.mixin.injection.struct.InjectionInfo.parse(InjectionInfo.java:710) ~[sponge-mixin-0.13.3+mixin.0.8.5.jar:0.13.3+mixin.0.8.5]
at org.spongepowered.asm.mixin.transformer.MixinTargetContext.prepareInjections(MixinTargetContext.java:1329) ~[sponge-mixin-0.13.3+mixin.0.8.5.jar:0.13.3+mixin.0.8.5]
at org.spongepowered.asm.mixin.transformer.MixinApplicatorStandard.prepareInjections(MixinApplicatorStandard.java:1053) ~[sponge-mixin-0.13.3+mixin.0.8.5.jar:0.13.3+mixin.0.8.5]
at org.spongepowered.asm.mixin.transformer.MixinApplicatorStandard.applyMixin(MixinApplicatorStandard.java:395) ~[sponge-mixin-0.13.3+mixin.0.8.5.jar:0.13.3+mixin.0.8.5]
at org.spongepowered.asm.mixin.transformer.MixinApplicatorStandard.apply(MixinApplicatorStandard.java:327) ~[sponge-mixin-0.13.3+mixin.0.8.5.jar:0.13.3+mixin.0.8.5]
at org.spongepowered.asm.mixin.transformer.TargetClassContext.apply(TargetClassContext.java:422) ~[sponge-mixin-0.13.3+mixin.0.8.5.jar:0.13.3+mixin.0.8.5]
at org.spongepowered.asm.mixin.transformer.TargetClassContext.applyMixins(TargetClassContext.java:403) ~[sponge-mixin-0.13.3+mixin.0.8.5.jar:0.13.3+mixin.0.8.5]
at org.spongepowered.asm.mixin.transformer.MixinProcessor.applyMixins(MixinProcessor.java:363) ~[sponge-mixin-0.13.3+mixin.0.8.5.jar:0.13.3+mixin.0.8.5]
at org.spongepowered.asm.mixin.transformer.MixinTransformer.transformClass(MixinTransformer.java:234) ~[sponge-mixin-0.13.3+mixin.0.8.5.jar:0.13.3+mixin.0.8.5]
at org.spongepowered.asm.mixin.transformer.MixinTransformer.transformClassBytes(MixinTransformer.java:202) ~[sponge-mixin-0.13.3+mixin.0.8.5.jar:0.13.3+mixin.0.8.5]
at net.fabricmc.loader.impl.launch.knot.KnotClassDelegate.getPostMixinClassByteArray(KnotClassDelegate.java:422) ~[fabric-loader-0.15.10.jar:?]
at net.fabricmc.loader.impl.launch.knot.KnotClassDelegate.tryLoadClass(KnotClassDelegate.java:323) ~[fabric-loader-0.15.10.jar:?]
at net.fabricmc.loader.impl.launch.knot.KnotClassDelegate.loadClass(KnotClassDelegate.java:218) ~[fabric-loader-0.15.10.jar:?]
at net.fabricmc.loader.impl.launch.knot.KnotClassLoader.loadClass(KnotClassLoader.java:119) ~[fabric-loader-0.15.10.jar:?]
at java.base/java.lang.ClassLoader.loadClass(ClassLoader.java:526) ~[?:?]
at net.minecraft.class_6396.handler$ccd001$iris$fillSystemDetails(class_6396.java:1023) ~[client-intermediary.jar:?]
at net.minecraft.class_6396.<init>(class_6396.java:58) ~[client-intermediary.jar:?]
at net.minecraft.class_128.<init>(class_128.java:36) ~[client-intermediary.jar:?]
at net.minecraft.class_128.method_24305(class_128.java:277) ~[client-intermediary.jar:?]
at net.minecraft.client.main.Main.main(Main.java:167) ~[minecraft-1.20.6-client.jar:?]
at net.fabricmc.loader.impl.game.minecraft.MinecraftGameProvider.launch(MinecraftGameProvider.java:470) ~[fabric-loader-0.15.10.jar:?]
... 5 more
I have a vanilla+ modpack called
vanillia, it includes this mod and I am in the process of updating the modpack to 1.20.6 This mod crashes with the following error