Sword broken without any Error

This is my script for my sword…

r = game:service("RunService")


local damage = script.Parent.Handle.Settings.NormalDamage.Value


local slash_damage = script.Parent.Handle.Settings.NormalDamage
local lunge_damage = script.Parent.Handle.Settings.LungeDamage

sword = script.Parent.Hitbox
Tool = script.Parent


local SlashSound = Instance.new("Sound")
SlashSound.SoundId = "rbxasset://sounds\\swordslash.wav"
SlashSound.Parent = sword
SlashSound.Volume = .7

local LungeSound = Instance.new("Sound")
LungeSound.SoundId = "rbxasset://sounds\\swordlunge.wav"
LungeSound.Parent = sword
LungeSound.Volume = .6

local UnsheathSound = Instance.new("Sound")
UnsheathSound.SoundId = "rbxasset://sounds\\unsheath.wav"
UnsheathSound.Parent = sword
UnsheathSound.Volume = 1


function CanHit(player, humanoid) -- By Daviidi
	if script.Parent.Handle.Settings["Anti Team-Kill"].Value == false then return true end
	local p2 = game:GetService("Players"):GetPlayerFromCharacter(humanoid.Parent)
	if p2 == nil then return true end
	if p2.Neutral == true or player.Neutral == true or player.TeamColor ~= p2.TeamColor then
		print("TRUE")
		return true
	end
	print("FALSE")
	return false -- Don't let them Team-Kill
end


function blow(hit)
	local humanoid = hit.Parent:findFirstChild("Humanoid")
	local vCharacter = Tool.Parent
	local vPlayer = game.Players:playerFromCharacter(vCharacter)
	local hum = vCharacter:findFirstChild("Humanoid") -- non-nil if tool held by a character
	if humanoid~=nil and humanoid ~= hum and hum ~= nil then
		-- final check, make sure sword is in-hand

		local right_arm = vCharacter:FindFirstChild("Right Arm")
		if (right_arm ~= nil) then
			local joint = right_arm:FindFirstChild("RightGrip")
			if (joint ~= nil and (joint.Part0 == sword or joint.Part1 == sword)) then
				tagHumanoid(humanoid, vPlayer)
				humanoid:TakeDamage(damage)
				wait(1)
				untagHumanoid(humanoid)
			end
		end


	end
end


function tagHumanoid(humanoid, player)
	local creator_tag = Instance.new("ObjectValue")
	creator_tag.Value = player
	creator_tag.Name = "creator"
	creator_tag.Parent = humanoid
end

function untagHumanoid(humanoid)
	if humanoid ~= nil then
		local tag = humanoid:findFirstChild("creator")
		if tag ~= nil then
			tag.Parent = nil
		end
	end
end


function attack()
	damage = slash_damage
	SlashSound:play()
	local anim = Instance.new("StringValue")
	anim.Name = "toolanim"
	anim.Value = "Slash"
	anim.Parent = Tool
end

function lunge()
	damage = lunge_damage

	LungeSound:play()

	local anim = Instance.new("StringValue")
	anim.Name = "toolanim"
	anim.Value = "Lunge"
	anim.Parent = Tool


	wait(.3)
	swordOut()
	wait(.5)
	swordUp()

	damage = slash_damage
end

function swordUp()
	Tool.GripForward = Vector3.new(-0.286, -0.007, -0.958)
	Tool.GripRight = Vector3.new(0.958, 0, -0.286)
	Tool.GripUp = Vector3.new(-0.002, 1, -0.007)
end

function swordOut()
	Tool.GripForward = Vector3.new(-0.002, 1, -0.007)
	Tool.GripRight = Vector3.new(0.958, 0, -0.286)
	Tool.GripUp = Vector3.new(0.286, 0.007, 0.958)
end

function swordAcross()
	-- parry
end


Tool.Enabled = true
local last_attack = 0
function onActivated()

	if not Tool.Enabled then
		return
	end

	Tool.Enabled = false

	local character = Tool.Parent;
	local humanoid = character.Humanoid
	if humanoid == nil then
		print("Humanoid not found")
		return 
	end

	t = r.Stepped:wait()

	if (t - last_attack < .2) then
		lunge()
	else
		attack()
	end

	last_attack = t

	--wait(.5)

	Tool.Enabled = true
end


function onEquipped()
	UnsheathSound:play()
end


script.Parent.Activated:connect(onActivated)
script.Parent.Equipped:connect(onEquipped)


connection = sword.Touched:connect(blow)