"FireClient: player argument must be a Player object" Error?

My Idle animation won't stop working because my getPlayer function won't get the actual player? I'm not sure why it won't get the player!?

Serverscript in tool

local Tool = script.Parent
local Remote = Tool:WaitForChild("Remote")
local Handle = Tool:WaitForChild("Handle")
local Mesh = Handle:WaitForChild("Mesh")



local Equipping = false
local Grip = nil

local StraightMeshData = "http://www.roblox.com/asset/?id=193827643"
local StraightGripPos = Vector3.new(0, 0, 1.5)
local BentMeshData = "http://www.roblox.com/asset/?id=193827593"
local BentGripPos = Vector3.new(0, 0.6, 0.5)
local Bent = true

local AttackAble = true
local AttackRestTime = 1
local AttackVictims = {}
local AttackWindow = 0.66
local AttackDamaging = false
local AttackWindup = 0.1

function getPlayer()
    local char = script.Parent.Parent
    return game:GetService("Players"):GetPlayerFromCharacter(char)
end

function contains(t, v)
    for _, val in pairs(t) do
        if val == v then
            return true
        end
    end
    return false
end

function tagHuman(human)
    local tag = Instance.new("ObjectValue")
    tag.Value = getPlayer()
    tag.Name = "creator"
    tag.Parent = human
    game:GetService("Debris"):AddItem(tag)
end

function normal()

    if not AttackAble then return end

    --rest
    AttackAble = false
    delay(AttackRestTime, function()
        AttackAble = true
    end)

    --damage
    delay(AttackWindup, function()
        AttackVictims = {}
        AttackDamaging = true
        delay(AttackWindow, function()
            AttackDamaging = false
        end)
    end)

    Handle.Swing:Play()

    local t = math.random(1, 2)
    if t == 1 then
        Remote:FireClient(getPlayer(), "PlayAnimation", "Swing1")
        Handle.Trail.Enabled = true
    elseif t == 2 then
        Remote:FireClient(getPlayer(), "PlayAnimation", "Swing2")
        Handle.Trail.Enabled = true
    end

end

function onEquip()
    if Equipping then return end
    Equipping = true

    --animation
    Remote:FireClient(getPlayer(), "PlayAnimation", "Idle")
    Handle.Trail.Enabled = false
    Equipping = false
end

function onUnequip()
    if Grip then
        Grip:Destroy()
    end

    --animation
    Remote:FireClient(getPlayer(), "StopAnimation", "Idle")
end

function onRemote(player, func, ...)
    if player ~= getPlayer() then return end

    if func == "NormalStart" then
        normal()
    end
end

Tool.Equipped:connect(onEquip)
Tool.Unequipped:connect(onUnequip)
Remote.OnServerEvent:connect(onRemote)