I have just downloaded Quark, however when I try to load minecraft with it installed, it sends me to a to this screen:

This is the list of mods I also have installed (just in case there is some sort of mod conflict I don't know about):

• Apple Skin
• AutoRegLib
• Beenfo
• Chest Counter
• Cloth Config API (Forge)
• Collective
• Controlling
• Darker Loading Screen
• Double Doors
• Fast Leaf Decay
• Inventory HUD+ (Forge)
• Just Enough Items
• Just Enough Resources
• Light Overlay (Forge)
• MixinBootstrap
• Mouse Tweaks
• Placebo
• Quark (Obviously)
• Reap Mod
• The One Probe
• TipTheScales
• VoxelMap
• WorldEdit

Here is the latest log file it it helps at all.

[25Jul2020 02:23:07.618] [main/INFO] [cpw.mods.modlauncher.Launcher/MODLAUNCHER]: ModLauncher running: args [--username, skyant83, --version, forge-32.0.69, --gameDir, C:\Users\Enrique Badiola\Twitch\Minecraft\Instances\1.16, --assetsDir, C:\Users\Enrique Badiola\Twitch\Minecraft\Install\assets, --assetIndex, 1.16, --uuid, e4732f218ecc4beda5af3b1507a6248a, --accessToken, ????????, --userType, legacy, --versionType, release, --width, 1024, --height, 768, --launchTarget, fmlclient, --fml.forgeVersion, 32.0.69, --fml.mcVersion, 1.16.1, --fml.forgeGroup, net.minecraftforge, --fml.mcpVersion, 20200625.160719]

[25Jul2020 02:23:07.627] [main/INFO] [cpw.mods.modlauncher.Launcher/MODLAUNCHER]: ModLauncher 5.1.0+69+master.79f13f7 starting: java version 1.8.0_51 by Oracle Corporation
[25Jul2020 02:23:08.874] [main/INFO] [net.minecraftforge.fml.loading.FixSSL/CORE]: Added Lets Encrypt root certificates as additional trust
[25Jul2020 02:23:10.357] [main/INFO] [mixin/]: SpongePowered MIXIN Subsystem Version=0.8 Source=file:/C:/Users/Enrique%20Badiola/Twitch/Minecraft/Instances/1.16/mods/MixinBootstrap-1.0.3.jar Service=ModLauncher Env=CLIENT
[25Jul2020 02:23:12.873] [main/INFO] [cpw.mods.modlauncher.LaunchServiceHandler/MODLAUNCHER]: Launching target 'fmlclient' with arguments [--version, forge-32.0.69, --gameDir, C:\Users\Enrique Badiola\Twitch\Minecraft\Instances\1.16, --assetsDir, C:\Users\Enrique Badiola\Twitch\Minecraft\Install\assets, --uuid, e4732f218ecc4beda5af3b1507a6248a, --username, skyant83, --assetIndex, 1.16, --accessToken, ????????, --userType, legacy, --versionType, release, --width, 1024, --height, 768]
[25Jul2020 02:23:39.486] [Render thread/ERROR] [net.minecraft.client.resources.ResourceIndex/]: Can't find the resource index file: C:\Users\Enrique Badiola\Twitch\Minecraft\Install\assets\indexes\1.16.json
[25Jul2020 02:23:39.629] [Render thread/INFO] [com.mojang.authlib.yggdrasil.YggdrasilAuthenticationService/]: Environment: authHost='https://authserver.mojang.com', accountsHost='https://api.mojang.com', sessionHost='https://sessionserver.mojang.com', name='PROD'
[25Jul2020 02:23:39.637] [Render thread/INFO] [net.minecraft.client.Minecraft/]: Setting user: skyant83
[25Jul2020 02:23:40.120] [Render thread/INFO] [net.minecraft.client.Minecraft/]: Backend library: LWJGL version 3.2.2 build 10
[25Jul2020 02:23:41.148] [Render thread/ERROR] [net.minecraft.client.Minecraft/]: Couldn't set icon
java.io.FileNotFoundException: icons/icon_16x16.png
at net.minecraft.resources.VanillaPack.func_195761_a(VanillaPack.java:88) ~[?:?]
at net.minecraft.client.Minecraft.(Minecraft.java:410) [?:?]
at net.minecraft.client.main.Main.main(Main.java:149) [?:?]
at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method) ~[?:1.8.0_51]
at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62) ~[?:1.8.0_51]
at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) ~[?:1.8.0_51]
at java.lang.reflect.Method.invoke(Method.java:497) ~[?:1.8.0_51]
at net.minecraftforge.fml.loading.FMLClientLaunchProvider.lambda$launchService$0(FMLClientLaunchProvider.java:51) [forge-1.16.1-32.0.69.jar:32.0]
at net.minecraftforge.fml.loading.FMLClientLaunchProvider$$Lambda$447/662433937.call(Unknown Source) [forge-1.16.1-32.0.69.jar:32.0]
at cpw.mods.modlauncher.LaunchServiceHandlerDecorator.launch(LaunchServiceHandlerDecorator.java:37) [modlauncher-5.1.0.jar:?]
at cpw.mods.modlauncher.LaunchServiceHandler.launch(LaunchServiceHandler.java:54) [modlauncher-5.1.0.jar:?]
at cpw.mods.modlauncher.LaunchServiceHandler.launch(LaunchServiceHandler.java:72) [modlauncher-5.1.0.jar:?]
at cpw.mods.modlauncher.Launcher.run(Launcher.java:81) [modlauncher-5.1.0.jar:?]
at cpw.mods.modlauncher.Launcher.main(Launcher.java:65) [modlauncher-5.1.0.jar:?]
[25Jul2020 02:23:44.165] [modloading-worker-6/INFO] [STDOUT/]: [yalter.mousetweaks.Logger:Log:6]: [Mouse Tweaks] Main.initialize()
[25Jul2020 02:23:44.175] [modloading-worker-6/INFO] [STDOUT/]: [yalter.mousetweaks.Logger:Log:6]: [Mouse Tweaks] Reflecting GuiContainer...
[25Jul2020 02:23:44.261] [modloading-worker-1/INFO] [net.minecraftforge.common.ForgeMod/FORGEMOD]: Forge mod loading, version 32.0.69, for MC 1.16.1 with MCP 20200625.160719
[25Jul2020 02:23:44.261] [modloading-worker-1/INFO] [net.minecraftforge.common.MinecraftForge/FORGE]: MinecraftForge v32.0.69 Initialized
[25Jul2020 02:23:44.321] [modloading-worker-5/INFO] [de.henne90gen.chestcounter.ChestCounter/]: Enabled Chest Counter
[25Jul2020 02:23:44.468] [modloading-worker-3/ERROR] [net.minecraftforge.fml.javafmlmod.FMLModContainer/LOADING]: Failed to create mod instance. ModID: quark, class vazkii.quark.base.Quark
java.lang.NoClassDefFoundError: net/minecraft/util/math/Vec3i
at java.lang.Class.forName0(Native Method) ~[?:1.8.0_51]
at java.lang.Class.forName(Class.java:264) ~[?:1.8.0_51]
at vazkii.quark.base.module.ModuleFinder.loadModule(ModuleFinder.java:40) ~[?:r2.1-245]
at vazkii.quark.base.module.ModuleFinder$$Lambda$3098/518419051.accept(Unknown Source) ~[?:?]
at java.util.stream.ForEachOps$ForEachOp$OfRef.accept(ForEachOps.java:184) ~[?:1.8.0_51]
at java.util.stream.SortedOps$RefSortingSink$$Lambda$236/1408482749.accept(Unknown Source) ~[?:?]
at java.util.ArrayList.forEach(ArrayList.java:1249) ~[?:1.8.0_51]
at java.util.stream.SortedOps$RefSortingSink.end(SortedOps.java:390) ~[?:1.8.0_51]
at java.util.stream.Sink$ChainedReference.end(Sink.java:258) ~[?:1.8.0_51]
at java.util.stream.AbstractPipeline.copyInto(AbstractPipeline.java:513) ~[?:1.8.0_51]
at java.util.stream.AbstractPipeline.wrapAndCopyInto(AbstractPipeline.java:502) ~[?:1.8.0_51]
at java.util.stream.ForEachOps$ForEachOp.evaluateSequential(ForEachOps.java:151) ~[?:1.8.0_51]
at java.util.stream.ForEachOps$ForEachOp$OfRef.evaluateSequential(ForEachOps.java:174) ~[?:1.8.0_51]
at java.util.stream.AbstractPipeline.evaluate(AbstractPipeline.java:234) ~[?:1.8.0_51]
at java.util.stream.ReferencePipeline.forEach(ReferencePipeline.java:418) ~[?:1.8.0_51]
at vazkii.quark.base.module.ModuleFinder.findModules(ModuleFinder.java:34) ~[?:r2.1-245]
at vazkii.quark.base.module.ModuleLoader.findModules(ModuleLoader.java:31) ~[?:r2.1-245]
at vazkii.quark.base.module.ModuleLoader.start(ModuleLoader.java:23) ~[?:r2.1-245]
at vazkii.quark.base.proxy.CommonProxy.start(CommonProxy.java:34) ~[?:r2.1-245]
at vazkii.quark.base.proxy.ClientProxy.start(ClientProxy.java:26) ~[?:r2.1-245]
at vazkii.quark.base.Quark.(Quark.java:25) ~[?:r2.1-245]
at sun.reflect.NativeConstructorAccessorImpl.newInstance0(Native Method) ~[?:1.8.0_51]
at sun.reflect.NativeConstructorAccessorImpl.newInstance(NativeConstructorAccessorImpl.java:62) ~[?:1.8.0_51]
at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45) ~[?:1.8.0_51]
at java.lang.reflect.Constructor.newInstance(Constructor.java:422) ~[?:1.8.0_51]
at java.lang.Class.newInstance(Class.java:442) ~[?:1.8.0_51]
at net.minecraftforge.fml.javafmlmod.FMLModContainer.constructMod(FMLModContainer.java:131) [?:32.0]
at net.minecraftforge.fml.javafmlmod.FMLModContainer$$Lambda$2930/1123830468.accept(Unknown Source) [?:32.0]
at java.util.function.Consumer.lambda$andThen$14(Consumer.java:65) [?:1.8.0_51]
at java.util.function.Consumer$$Lambda$2929/1381386227.accept(Unknown Source) [?:1.8.0_51]
at java.util.function.Consumer.lambda$andThen$14(Consumer.java:65) [?:1.8.0_51]
at java.util.function.Consumer$$Lambda$2929/1381386227.accept(Unknown Source) [?:1.8.0_51]
at net.minecraftforge.fml.ModContainer.transitionState(ModContainer.java:112) [?:?]
at net.minecraftforge.fml.ModList.lambda$null$10(ModList.java:135) [?:?]
at net.minecraftforge.fml.ModList$$Lambda$2997/2049703727.accept(Unknown Source) [?:?]
at java.util.stream.ForEachOps$ForEachOp$OfRef.accept(ForEachOps.java:184) [?:1.8.0_51]
at java.util.ArrayList$ArrayListSpliterator.forEachRemaining(ArrayList.java:1374) [?:1.8.0_51]
at java.util.stream.AbstractPipeline.copyInto(AbstractPipeline.java:512) [?:1.8.0_51]
at java.util.stream.ForEachOps$ForEachTask.compute(ForEachOps.java:291) [?:1.8.0_51]
at java.util.concurrent.CountedCompleter.exec(CountedCompleter.java:731) [?:1.8.0_51]
at java.util.concurrent.ForkJoinTask.doExec(ForkJoinTask.java:289) [?:1.8.0_51]
at java.util.concurrent.ForkJoinPool$WorkQueue.runTask(ForkJoinPool.java:1056) [?:1.8.0_51]
at java.util.concurrent.ForkJoinPool.runWorker(ForkJoinPool.java:1689) [?:1.8.0_51]
at java.util.concurrent.ForkJoinWorkerThread.run(ForkJoinWorkerThread.java:157) [?:1.8.0_51]
Caused by: java.lang.ClassNotFoundException: net.minecraft.util.math.Vec3i
at java.lang.ClassLoader.findClass(ClassLoader.java:530) ~[?:1.8.0_51]
at java.lang.ClassLoader.loadClass(ClassLoader.java:424) ~[?:1.8.0_51]
at cpw.mods.modlauncher.TransformingClassLoader.loadClass(TransformingClassLoader.java:101) ~[modlauncher-5.1.0.jar:?]
at java.lang.ClassLoader.loadClass(ClassLoader.java:357) ~[?:1.8.0_51]
... 44 more
[25Jul2020 02:23:44.539] [modloading-worker-6/INFO] [STDOUT/]: [yalter.mousetweaks.Logger:Log:6]: [Mouse Tweaks] Detected obfuscation: FORGE.
[25Jul2020 02:23:44.541] [modloading-worker-6/INFO] [STDOUT/]: [yalter.mousetweaks.Logger:Log:6]: [Mouse Tweaks] Success.
[25Jul2020 02:23:44.542] [modloading-worker-6/INFO] [STDOUT/]: [yalter.mousetweaks.Logger:Log:6]: [Mouse Tweaks] Initialized.
[25Jul2020 02:23:45.346] [Render thread/FATAL] [net.minecraftforge.fml.ModLoader/LOADING]: Failed to complete lifecycle event CONSTRUCT, 1 errors found
[25Jul2020 02:23:45.347] [Render thread/FATAL] [net.minecraftforge.eventbus.EventBus/EVENTBUS]: EventBus 0 shutting down - future events will not be posted.
java.lang.Exception: stacktrace
at net.minecraftforge.eventbus.EventBus.shutdown(EventBus.java:278) [eventbus-2.2.0-service.jar:?]
at net.minecraftforge.fml.client.ClientModLoader.lambda$createRunnableWithCatch$5(ClientModLoader.java:111) [?:?]
at net.minecraftforge.fml.client.ClientModLoader$$Lambda$2777/349330286.run(Unknown Source) [?:?]
at net.minecraftforge.fml.client.ClientModLoader.begin(ClientModLoader.java:93) [?:?]
at net.minecraft.client.Minecraft.(Minecraft.java:425) [?:?]
at net.minecraft.client.main.Main.main(Main.java:149) [?:?]
at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method) ~[?:1.8.0_51]
at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62) ~[?:1.8.0_51]
at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) ~[?:1.8.0_51]
at java.lang.reflect.Method.invoke(Method.java:497) ~[?:1.8.0_51]
at net.minecraftforge.fml.loading.FMLClientLaunchProvider.lambda$launchService$0(FMLClientLaunchProvider.java:51) [forge-1.16.1-32.0.69.jar:32.0]
at net.minecraftforge.fml.loading.FMLClientLaunchProvider$$Lambda$447/662433937.call(Unknown Source) [forge-1.16.1-32.0.69.jar:32.0]
at cpw.mods.modlauncher.LaunchServiceHandlerDecorator.launch(LaunchServiceHandlerDecorator.java:37) [modlauncher-5.1.0.jar:?]
at cpw.mods.modlauncher.LaunchServiceHandler.launch(LaunchServiceHandler.java:54) [modlauncher-5.1.0.jar:?]
at cpw.mods.modlauncher.LaunchServiceHandler.launch(LaunchServiceHandler.java:72) [modlauncher-5.1.0.jar:?]
at cpw.mods.modlauncher.Launcher.run(Launcher.java:81) [modlauncher-5.1.0.jar:?]
at cpw.mods.modlauncher.Launcher.main(Launcher.java:65) [modlauncher-5.1.0.jar:?]
[25Jul2020 02:23:49.790] [Render thread/INFO] [com.mojang.text2speech.NarratorWindows/]: Narrator library for x64 successfully loaded
[25Jul2020 02:23:50.018] [Render thread/INFO] [net.minecraft.resources.SimpleReloadableResourceManager/]: Reloading ResourceManager: Default, Mod Resources, sky's Default Textures Fix.zip
[25Jul2020 02:23:50.703] [Worker-Main-8/ERROR] [net.minecraftforge.fml.ModLoader/LOADING]: Skipping lifecycle event SETUP, 1 errors found.
[25Jul2020 02:23:50.703] [Worker-Main-8/FATAL] [net.minecraftforge.fml.ModLoader/LOADING]: Failed to complete lifecycle event SETUP, 1 errors found
[25Jul2020 02:23:50.704] [Worker-Main-8/FATAL] [net.minecraftforge.eventbus.EventBus/EVENTBUS]: EventBus 0 shutting down - future events will not be posted.
java.lang.Exception: stacktrace
at net.minecraftforge.eventbus.EventBus.shutdown(EventBus.java:278) [eventbus-2.2.0-service.jar:?]
at net.minecraftforge.fml.client.ClientModLoader.lambda$createRunnableWithCatch$5(ClientModLoader.java:111) [?:?]
at net.minecraftforge.fml.client.ClientModLoader$$Lambda$2777/349330286.run(Unknown Source) [?:?]
at net.minecraftforge.fml.client.ClientModLoader.startModLoading(ClientModLoader.java:119) [?:?]
at net.minecraftforge.fml.client.ClientModLoader.lambda$onreload$3(ClientModLoader.java:101) [?:?]
at net.minecraftforge.fml.client.ClientModLoader$$Lambda$3472/679137498.run(Unknown Source) [?:?]
at net.minecraftforge.fml.client.ClientModLoader.lambda$createRunnableWithCatch$5(ClientModLoader.java:109) [?:?]
at net.minecraftforge.fml.client.ClientModLoader$$Lambda$2777/349330286.run(Unknown Source) [?:?]
at java.util.concurrent.CompletableFuture$AsyncRun.run(CompletableFuture.java:1618) [?:1.8.0_51]
at java.util.concurrent.CompletableFuture$AsyncRun.exec(CompletableFuture.java:1610) [?:1.8.0_51]
at java.util.concurrent.ForkJoinTask.doExec(ForkJoinTask.java:289) [?:1.8.0_51]
at java.util.concurrent.ForkJoinPool$WorkQueue.runTask(ForkJoinPool.java:1056) [?:1.8.0_51]
at java.util.concurrent.ForkJoinPool.runWorker(ForkJoinPool.java:1689) [?:1.8.0_51]
at java.util.concurrent.ForkJoinWorkerThread.run(ForkJoinWorkerThread.java:157) [?:1.8.0_51]
[25Jul2020 02:23:56.839] [Worker-Main-12/ERROR] [net.minecraftforge.fml.ModLoader/LOADING]: Skipping lifecycle event ENQUEUE_IMC, 1 errors found.
[25Jul2020 02:23:56.839] [Worker-Main-12/FATAL] [net.minecraftforge.fml.ModLoader/LOADING]: Failed to complete lifecycle event ENQUEUE_IMC, 1 errors found
[25Jul2020 02:23:56.839] [Worker-Main-12/FATAL] [net.minecraftforge.eventbus.EventBus/EVENTBUS]: EventBus 0 shutting down - future events will not be posted.
java.lang.Exception: stacktrace
at net.minecraftforge.eventbus.EventBus.shutdown(EventBus.java:278) [eventbus-2.2.0-service.jar:?]
at net.minecraftforge.fml.client.ClientModLoader.lambda$createRunnableWithCatch$5(ClientModLoader.java:111) [?:?]
at net.minecraftforge.fml.client.ClientModLoader$$Lambda$2777/349330286.run(Unknown Source) [?:?]
at net.minecraftforge.fml.client.ClientModLoader.finishModLoading(ClientModLoader.java:133) [?:?]
at net.minecraftforge.fml.client.ClientModLoader.lambda$onreload$4(ClientModLoader.java:103) [?:?]
at net.minecraftforge.fml.client.ClientModLoader$$Lambda$3474/1359891833.run(Unknown Source) [?:?]
at java.util.concurrent.CompletableFuture.uniRun(CompletableFuture.java:705) [?:1.8.0_51]
at java.util.concurrent.CompletableFuture$UniRun.tryFire(CompletableFuture.java:687) [?:1.8.0_51]
at java.util.concurrent.CompletableFuture$Completion.exec(CompletableFuture.java:443) [?:1.8.0_51]
at java.util.concurrent.ForkJoinTask.doExec(ForkJoinTask.java:289) [?:1.8.0_51]
at java.util.concurrent.ForkJoinPool$WorkQueue.runTask(ForkJoinPool.java:1056) [?:1.8.0_51]
at java.util.concurrent.ForkJoinPool.runWorker(ForkJoinPool.java:1689) [?:1.8.0_51]
at java.util.concurrent.ForkJoinWorkerThread.run(ForkJoinWorkerThread.java:157) [?:1.8.0_51]
[25Jul2020 02:23:59.153] [Render thread/INFO] [net.minecraft.client.audio.SoundSystem/]: OpenAL initialized.
[25Jul2020 02:23:59.155] [Render thread/INFO] [net.minecraft.client.audio.SoundEngine/SOUNDS]: Sound engine started
[25Jul2020 02:24:00.029] [Render thread/INFO] [net.minecraft.client.renderer.texture.AtlasTexture/]: Created: 256x128x0 jei:textures/atlas/gui.png-atlas
[25Jul2020 02:24:00.031] [Render thread/INFO] [net.minecraft.client.renderer.texture.AtlasTexture/]: Created: 1024x512x0 minecraft:textures/atlas/blocks.png-atlas
[25Jul2020 02:24:00.499] [Render thread/INFO] [net.minecraft.client.renderer.texture.AtlasTexture/]: Created: 256x128x0 minecraft:textures/atlas/signs.png-atlas
[25Jul2020 02:24:00.500] [Render thread/INFO] [net.minecraft.client.renderer.texture.AtlasTexture/]: Created: 512x512x0 minecraft:textures/atlas/banner_patterns.png-atlas
[25Jul2020 02:24:00.504] [Render thread/INFO] [net.minecraft.client.renderer.texture.AtlasTexture/]: Created: 512x512x0 minecraft:textures/atlas/shield_patterns.png-atlas
[25Jul2020 02:24:00.506] [Render thread/INFO] [net.minecraft.client.renderer.texture.AtlasTexture/]: Created: 256x256x0 minecraft:textures/atlas/chest.png-atlas
[25Jul2020 02:24:00.507] [Render thread/INFO] [net.minecraft.client.renderer.texture.AtlasTexture/]: Created: 512x256x0 minecraft:textures/atlas/beds.png-atlas
[25Jul2020 02:24:00.508] [Render thread/INFO] [net.minecraft.client.renderer.texture.AtlasTexture/]: Created: 512x256x0 minecraft:textures/atlas/shulker_boxes.png-atlas
[25Jul2020 02:24:03.414] [Render thread/INFO] [net.minecraft.client.renderer.texture.AtlasTexture/]: Created: 256x256x0 minecraft:textures/atlas/particles.png-atlas
[25Jul2020 02:24:03.417] [Render thread/INFO] [net.minecraft.client.renderer.texture.AtlasTexture/]: Created: 256x256x0 minecraft:textures/atlas/paintings.png-atlas
[25Jul2020 02:24:03.419] [Render thread/INFO] [net.minecraft.client.renderer.texture.AtlasTexture/]: Created: 128x128x0 minecraft:textures/atlas/mob_effects.png-atlas

You're using a 1.15 version of quark.