java.lang.RuntimeException: Failed to remap jar
at me.modmuss50.optifabric.mod.OptifineSetup.remapOptifine(OptifineSetup.java:189)
at me.modmuss50.optifabric.mod.OptifineSetup.remapOptifine(OptifineSetup.java:174)
at me.modmuss50.optifabric.mod.OptifineSetup.getRuntime(OptifineSetup.java:139)
at me.modmuss50.optifabric.mod.OptifabricSetup.run(OptifabricSetup.java:41)
at com.chocohead.mm.Plugin$$Lambda$174/1269230672.accept(Unknown Source)
at java.util.ArrayList.forEach(ArrayList.java:1249)
at com.chocohead.mm.Plugin.getMixins(Plugin.java:340)
at org.spongepowered.asm.mixin.transformer.PluginHandle.getMixins(PluginHandle.java:128)
at org.spongepowered.asm.mixin.transformer.MixinConfig.postInitialise(MixinConfig.java:667)
at org.spongepowered.asm.mixin.transformer.MixinProcessor.prepareConfigs(MixinProcessor.java:542)
at org.spongepowered.asm.mixin.transformer.MixinProcessor.select(MixinProcessor.java:439)
at org.spongepowered.asm.mixin.transformer.MixinProcessor.checkSelect(MixinProcessor.java:415)
at org.spongepowered.asm.mixin.transformer.MixinProcessor.applyMixins(MixinProcessor.java:285)
at org.spongepowered.asm.mixin.transformer.MixinTransformer.transformClass(MixinTransformer.java:208)
at org.spongepowered.asm.mixin.transformer.MixinTransformer.transformClassBytes(MixinTransformer.java:178)
at org.spongepowered.asm.mixin.transformer.FabricMixinTransformerProxy.transformClassBytes(FabricMixinTransformerProxy.java:23)
at net.fabricmc.loader.launch.knot.KnotClassDelegate.getPostMixinClassByteArray(KnotClassDelegate.java:157)
at net.fabricmc.loader.launch.knot.KnotClassLoader.loadClass(KnotClassLoader.java:150)
at java.lang.ClassLoader.loadClass(ClassLoader.java:357)
at java.lang.Class.forName0(Native Method)
at java.lang.Class.forName(Class.java:348)
at net.fabricmc.loader.util.DefaultLanguageAdapter.create(DefaultLanguageAdapter.java:45)
at net.fabricmc.loader.EntrypointStorage$NewEntry.create(EntrypointStorage.java:112)
at net.fabricmc.loader.EntrypointStorage$NewEntry.getOrCreate(EntrypointStorage.java:99)
at net.fabricmc.loader.EntrypointStorage.lambda$getEntrypointContainers$1(EntrypointStorage.java:184)
at net.fabricmc.loader.EntrypointStorage$$Lambda$163/1809129176.get(Unknown Source)
at net.fabricmc.loader.entrypoint.EntrypointContainerImpl.getEntrypoint(EntrypointContainerImpl.java:37)
at net.fabricmc.loader.entrypoint.minecraft.hooks.EntrypointUtils.invoke0(EntrypointUtils.java:50)
at net.fabricmc.loader.entrypoint.minecraft.hooks.EntrypointUtils.invoke(EntrypointUtils.java:36)
at net.fabricmc.loader.launch.knot.Knot.init(Knot.java:137)
at net.fabricmc.loader.launch.knot.KnotClient.main(KnotClient.java:28)
at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62)
at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
at java.lang.reflect.Method.invoke(Method.java:497)
at link.infra.jumploader.Jumploader.onLoad(Jumploader.java:171)
at cpw.mods.modlauncher.TransformationServiceDecorator.onLoad(TransformationServiceDecorator.java:53)
at cpw.mods.modlauncher.TransformationServicesHandler.lambda$loadTransformationServices$11(TransformationServicesHandler.java:131)
at cpw.mods.modlauncher.TransformationServicesHandler$$Lambda$58/966739377.accept(Unknown Source)
at java.util.HashMap$Values.forEach(HashMap.java:972)
at cpw.mods.modlauncher.TransformationServicesHandler.loadTransformationServices(TransformationServicesHandler.java:131)
at cpw.mods.modlauncher.TransformationServicesHandler.initializeTransformationServices(TransformationServicesHandler.java:56)
at cpw.mods.modlauncher.Launcher.run(Launcher.java:76)
at cpw.mods.modlauncher.Launcher.main(Launcher.java:66)
Caused by: java.io.FileNotFoundException: file C:\Users\Nick\Twitch\Minecraft\Instances\FloridaBoysOriginsCustomModpack.optifine\OptiFine_1.16.5_HD_U_G7\Optifine-lambdafix.jar doesn't exist
at net.fabricmc.tinyremapper.OutputConsumerPath.addNonClassFiles(OutputConsumerPath.java:140)
at net.fabricmc.tinyremapper.OutputConsumerPath.addNonClassFiles(OutputConsumerPath.java:127)
at me.modmuss50.optifabric.mod.OptifineSetup.remapOptifine(OptifineSetup.java:183)
... 43 more

Problem was solved by double clicking the optifine installation then extracting if it asks you to install 1.16.5 or any other version make sure you do that on the map Minecraft files before exporting to the selected mod file.