I went to the latest.log file and i think this is what happens at the exact same second when i click the respawn button

[Server thread/ERROR]: Exception caught during firing event: No value present
    Index: 7
    Listeners:
        0: HIGH
        1: ASM: class me.shedaniel.architectury.event.forge.EventHandlerImplCommon event(Lnet/minecraftforge/event/entity/player/PlayerEvent$Clone;)V
        2: NORMAL
        3: ASM: com.github.alexthe666.citadel.server.CitadelEvents@7c0990e7 onPlayerClone(Lnet/minecraftforge/event/entity/player/PlayerEvent$Clone;)V
        4: ASM: INSTANCE onPlayerClone(Lnet/minecraftforge/event/entity/player/PlayerEvent$Clone;)V
        5: ASM: net.forameus.faithful.FaithfulbackroomsModVariables@37f9e650 clonePlayer(Lnet/minecraftforge/event/entity/player/PlayerEvent$Clone;)V
        6: ASM: net.obscuria.core.ObCoreModVariables@7bde734d clonePlayer(Lnet/minecraftforge/event/entity/player/PlayerEvent$Clone;)V
        7: ASM: class com.stal111.forbidden_arcanus.event.PlayerCloneListener onPlayerClone(Lnet/minecraftforge/event/entity/player/PlayerEvent$Clone;)V
        8: ASM: net.yezon.theabyss.TheabyssModVariables@349267b1 clonePlayer(Lnet/minecraftforge/event/entity/player/PlayerEvent$Clone;)V
        9: ASM: tschipp.carryon.common.event.ItemEvents@771f1f69 onRespawn(Lnet/minecraftforge/event/entity/player/PlayerEvent$Clone;)V
        10: ASM: top.theillusivec4.curios.common.event.CuriosEventHandler@2d7b57f5 playerClone(Lnet/minecraftforge/event/entity/player/PlayerEvent$Clone;)V
        11: ASM: com.mrcrayfish.obfuscate.common.data.SyncedPlayerData@2163028f onPlayerClone(Lnet/minecraftforge/event/entity/player/PlayerEvent$Clone;)V
        12: ASM: com.mrcrayfish.vehicle.common.entity.HeldVehicleDataHandler@5ae838c0 onPlayerClone(Lnet/minecraftforge/event/entity/player/PlayerEvent$Clone;)V
        13: ASM: floris0106.rereskillablerereforked.common.EventHandler@4f884252 onPlayerClone(Lnet/minecraftforge/event/entity/player/PlayerEvent$Clone;)V
java.util.NoSuchElementException: No value present
    at java.util.Optional.get(Optional.java:135)
    at com.stal111.forbidden_arcanus.event.PlayerCloneListener.onPlayerClone(PlayerCloneListener.java:21)
    at net.minecraftforge.eventbus.ASMEventHandler_1578_PlayerCloneListener_onPlayerClone_Clone.invoke(.dynamic)
    at net.minecraftforge.eventbus.ASMEventHandler.invoke(ASMEventHandler.java:85)
    at net.minecraftforge.eventbus.EventBus$$Lambda$3151/1176410929.invoke(Unknown Source)
    at net.minecraftforge.eventbus.EventBus.post(EventBus.java:302)
    at net.minecraftforge.eventbus.EventBus.post(EventBus.java:283)
    at net.minecraftforge.event.ForgeEventFactory.onPlayerClone(ForgeEventFactory.java:496)
    at net.minecraft.entity.player.ServerPlayerEntity.func_193104_a(ServerPlayerEntity.java:1109)
    at net.minecraft.server.management.PlayerList.func_232644_a_(PlayerList.java:434)
    at net.minecraft.network.play.ServerPlayNetHandler.func_147342_a(ServerPlayNetHandler.java:1234)
    at net.minecraft.network.play.client.CClientStatusPacket.func_148833_a(SourceFile:30)
    at net.minecraft.network.play.client.CClientStatusPacket.func_148833_a(SourceFile:8)
    at net.minecraft.network.PacketThreadUtil.func_225383_a(SourceFile:21)
    at net.minecraft.network.PacketThreadUtil$$Lambda$22456/360554657.run(Unknown Source)
    at net.minecraft.util.concurrent.TickDelayedTask.run(SourceFile:18)
    at net.minecraft.util.concurrent.ThreadTaskExecutor.func_213166_h(SourceFile:144)
    at net.minecraft.util.concurrent.RecursiveEventLoop.func_213166_h(SourceFile:23)
    at net.minecraft.server.MinecraftServer.func_213166_h(MinecraftServer.java:734)
    at net.minecraft.server.MinecraftServer.func_213166_h(MinecraftServer.java:159)
    at net.minecraft.util.concurrent.ThreadTaskExecutor.func_213168_p(SourceFile:118)
    at net.minecraft.server.MinecraftServer.func_213205_aW(MinecraftServer.java:717)
    at net.minecraft.server.MinecraftServer.func_213168_p(MinecraftServer.java:711)
    at net.minecraft.util.concurrent.ThreadTaskExecutor.func_213161_c(SourceFile:127)
    at net.minecraft.server.MinecraftServer.func_213202_o(MinecraftServer.java:697)
    at net.minecraft.server.MinecraftServer.func_240802_v_(MinecraftServer.java:646)
    at net.minecraft.server.MinecraftServer.func_240783_a_(MinecraftServer.java:232)
    at net.minecraft.server.MinecraftServer$$Lambda$21150/1985025047.run(Unknown Source)
    at java.lang.Thread.run(Thread.java:745)

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Please update to a modern version of Minecraft to receive support.

Currently supported versions are 1.19.2 (Latest) and 1.18.2 (LTS).