Can't seem to find any specific thread to report issues, probably minor or perhaps a conflict with another mod I'll assume, had this on my server logs, leaving it here given this mod is the first mentioned.

[11:18:23.606] [Main Thread/WARN] [tML]: Silently Caught Exception:
System.NullReferenceException: Object reference not set to an instance of an object.
at CalamityEntropy.Common.EGlobalNPC.ModifyHitByProjectile(NPC npc, Projectile projectile, HitModifiers& modifiers) in CalamityEntropy\Common\EGlobalNPC.cs:line 563
at Terraria.ModLoader.NPCLoader.ModifyHitByProjectile(NPC npc, Projectile projectile, HitModifiers& modifiers) in tModLoader\Terraria\ModLoader\NPCLoader.cs:line 855
at DMD<System.Void Terraria.ModLoader.CombinedHooks:ModifyHitNPCWithProj(Terraria.Projectile, Terraria.NPC, Terraria.NPC+HitModifiers&)>(Projectile projectile, NPC nPC, HitModifiers& modifiers)
at FargowiltasSouls.FargowiltasSouls.CombinedHooks_ModifyHitNPCWithProj(Orig_CombinedHooks_ModifyHitNPCWithProj orig, Projectile projectile, NPC nPC, HitModifiers& modifiers)
at Hook<System.Void FargowiltasSouls.FargowiltasSouls::CombinedHooks_ModifyHitNPCWithProj(FargowiltasSouls.FargowiltasSouls+Orig_CombinedHooks_ModifyHitNPCWithProj,Terraria.Projectile,Terraria.NPC,Terraria.NPC+HitModifiers&)>(Projectile , NPC , HitModifiers& )
at SyncProxy<System.Void Terraria.ModLoader.CombinedHooks:ModifyHitNPCWithProj(Terraria.Projectile, Terraria.NPC, Terraria.NPC+HitModifiers&)>(Projectile , NPC , HitModifiers& )
at DMD<DMD<>?54286685::Terraria.Projectile::Damage>(Projectile this)
at FargowiltasSouls.FargowiltasSouls.PhantasmArrowRainFix(orig_Damage orig, Projectile self)
at Hook<System.Void FargowiltasSouls.FargowiltasSouls::PhantasmArrowRainFix(Terraria.On_Projectile+orig_Damage,Terraria.Projectile)>(Projectile )
at SyncProxy<System.Void Terraria.Projectile:Damage()>(Projectile )
at DMD<DMD<>?59007985::Terraria.Projectile::Update>(Projectile this, Int32 i)
at SyncProxy<System.Void Terraria.Projectile:Update(System.Int32)>(Projectile , Int32 )
at DMD<DMD<>?62809842::Terraria.Main::DoUpdateInWorld>(Main this, Stopwatch sw)
at SyncProxy<System.Void Terraria.Main:DoUpdateInWorld(System.Diagnostics.Stopwatch)>(Main , Stopwatch )
at DMD<System.Void Terraria.Main:DoUpdate(Microsoft.Xna.Framework.GameTime&)>(Main this, GameTime& gameTime)
at NoxusBoss.Content.MainMenuThemes.AvatarRiftSkyMainMenu.UpdateSky(orig_DoUpdate orig, Main self, GameTime& gameTime)
at Hook<System.Void NoxusBoss.Content.MainMenuThemes.AvatarRiftSkyMainMenu::UpdateSky(Terraria.On_Main+orig_DoUpdate,Terraria.Main,Microsoft.Xna.Framework.GameTime&)>(Main , GameTime& )
at SyncProxy<System.Void Terraria.Main:DoUpdate(Microsoft.Xna.Framework.GameTime&)>(Main , GameTime& )
at Terraria.Main.Update(GameTime gameTime)
at Terraria.Main.DedServ_PostModLoad(Boolean& reloadMods)
at Terraria.Main.DedServ()
at Terraria.Program.RunGame()
at Terraria.Program.LaunchGame_(Boolean isServer)
at Terraria.Program.LaunchGame(String[] args, Boolean monoArgs)
at Terraria.MonoLaunch.Main_End(String[] args)
at Terraria.MonoLaunch.<>c__DisplayClass1_0.<Main>b__1()