Why it always says that the "RightLeg" is not valid member of a Model? TYIA

math.randomseed(tick())

local ReplicatedStorage = game:GetService("ReplicatedStorage")
local punchEvent = Instance.new("RemoteEvent", ReplicatedStorage)
punchEvent.Name = "PunchEvent"

local animations = {01741614100,01741629151,1741813502}

local function onPunchFired(plr)
    local char = game.Workspace:FindFirstChild(plr.Name)
    local humanoid = char.Humanoid
    local animation = Instance.new("Animation")
    local picked = math.random(1, #animations)
    animation.AnimationId = "http://roblox.com/asset/?id="..animations[picked]
    local animTrack = humanoid:LoadAnimation(animation)
    animTrack:Play()
    local dmgScript = script.DmgScript:Clone()
    if picked == 1 then
        dmgScript.Parent = char.RightHand
    elseif picked == 2 then
        dmgScript.Parent = char.LeftHand
    elseif picked == 3 then
        dmgScript.Parent = char.RightLeg
    end
    dmgScript.Disabled = false
    wait(0.4)
    dmgScript:Destroy()
end

punchEvent.OnServerEvent:Connect(onPunchFired)