Fabric fails to load
the mod OptiFine_1.16.5_HD_U_G6 even though I installed Optifabric-Mod-1.16.5

This is the stack-trace:
java.lang.NullPointerException
at me.modmuss50.optifabric.mod.OptifineSetup.createMappings (OptifineSetup.java:213)
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 $$ Lambda $ 85 / 2066892165.accept (Unknown Source)
at java.util.ArrayList.forEach (ArrayList.java:1249)
at com.chocohead.mm.Plugin.getMixins (Plugin.java:340)
at org.spongepowered.asm.mixin.transformer.PluginHandle.getMixins (PluginHandle.java:128)
at org.spongepowered.asm.mixin.transformer.MixinConfig.postInitialise (MixinConfig.java:667)
at org.spongepowered.asm.mixin.transformer.MixinProcessor.prepareConfigs (MixinProcessor.java:542)
at org.spongepowered.asm.mixin.transformer.MixinProcessor.select (MixinProcessor.java:439)
at org.spongepowered.asm.mixin.transformer.MixinProcessor.checkSelect (MixinProcessor.java:415)
at org.spongepowered.asm.mixin.transformer.MixinProcessor.applyMixins (MixinProcessor.java:285)
at org.spongepowered.asm.mixin.transformer.MixinTransformer.transformClass (MixinTransformer.java:208)
at org.spongepowered.asm.mixin.transformer.MixinTransformer.transformClassBytes (MixinTransformer.java:178)
at org.spongepowered.asm.mixin.transformer.FabricMixinTransformerProxy.transformClassBytes (FabricMixinTransformerProxy.java:23)
at net.fabricmc.loader.launch.knot.KnotClassDelegate.getPostMixinClassByteArray (KnotClassDelegate.java:157)
at net.fabricmc.loader.launch.knot.KnotClassLoader.loadClass (KnotClassLoader.java:150)
at java.lang.ClassLoader.loadClass (ClassLoader.java:357)
at java.lang.Class.forName0 (Native Method)
at java.lang.Class.forName (Class.java:348)
at net.fabricmc.loader.util.DefaultLanguageAdapter.create (DefaultLanguageAdapter.java:45)
at net.fabricmc.loader.EntrypointStorage $ NewEntry.create (EntrypointStorage.java:112)
at net.fabricmc.loader.EntrypointStorage $ NewEntry.getOrCreate (EntrypointStorage.java:99)
at net.fabricmc.loader.EntrypointStorage.lambda $ getEntrypointContainers $ 1 (EntrypointStorage.java:184)
at net.fabricmc.loader.EntrypointStorage $$ Lambda $ 71 / 1962329560.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)

I also leave you optifine files, Link: https://optifine.net/downloads
Please help me :)

Duplicate of #225