What is wrong with "onEnter(game.Players.Player)"? (Line 118)

function DataHandler(p,o,key)
    delay(0,function ()
        local types = {
            IntValue = "Number";
            NumberValue = "Number";
            ObjectValue = "Instance";
            BoolValue = "Boolean";
            StringValue="String";
        }
        local t = types[o.ClassName]
        if (not t) then return end
        key = (type(key) == "string" and key or o.Name) -- If it's a string, keep it the same, ELSE change it to the object's name. Allows 'key' to be an optional argument.
        key = (#key > 0 and key or key.Name == o.Name and o.ClassName or o.Name)    -- If length of string is greater than 0, keep it the same
        if (not p.DataReady) then                                                       -- ELSE if it is equal to the object's name then that means that the
            p:WaitForDataReady()                                                        -- object's name is blank, therefore make 'key' the ClassName.
        end                                                                         -- ELSE make it the name of the object.
        local Save,Load = p[("Save%s"):format(t)],p[("Load%s"):format(t)]   -- Steal the load and save functions from the player
        o.Value = Load(p,key)   -- The same as p:LoadTYPE(key). Since it's no longer a method, the player must be the first argument
        local lastV = o.Value
        o.Changed:connect(function(v)
            lastV = v
            Delay(1,function()                      -- Give a 1 second buffer to see if the value changes anymore. If so, stop the operation. If it goes 1 second without changing, it will automatically save.
                if (lastV ~= v) then return end -- This way you don't save a value 20 times in 1 second if it changes constantly. Lower data processing = less lag
                Save(p,key,v)
            end)
        end)
    end)
end

function onEnter(player)
    d = Instance.new("BoolValue",player)
    d.Name = "Dead"
    d.Value = true

    a = Instance.new("BoolValue",player)
    a.Name = "Viewing"
    a.Value = true

    z = Instance.new("BoolValue",player)
    z.Name = "AllowWelcome"
    z.Value = true

    za = Instance.new("BoolValue",player)
    za.Name = "Pipebomb"
    za.Value = false
    DataHandler(player,za,"Pipebomb")

    z = Instance.new("BoolValue",player)
    z.Name = "Sniper"
    if game:GetService("BadgeService"):UserHasBadge(player.userId,78341161) then
        z.Value = true
    else
        z.Value = false
    end

    z = Instance.new("BoolValue",player)
    z.Parent = player
    z.Value = true
    z.Name = "AllowWelcome"


    i = Instance.new("IntValue",player)
    i.Parent = player
    i.Name = "leaderstats"
    i.Value = 0

    p = Instance.new("IntValue",player)
    p.Parent = i
    p.Name = ""

    o = Instance.new("StringValue",player)
    o.Parent = player
    o.Value = "Red"
    o.Name = "ChatColor"
    DataHandler(player,o,"ChatColor")

    t = Instance.new("IntValue",player)
    t.Parent = i
    t.Name = ""

    r = Instance.new("IntValue",player)
    r.Parent = i
    r.Name = ""

    deaths = Instance.new("NumberValue",player)
    deaths.Parent = player
    deaths.Name = "Deaths"
    DataHandler(player,deaths,"Deaths")

    kills = Instance.new("NumberValue",player)
    kills.Parent = player
    kills.Name = "Kills"
    DataHandler(player,kills,"kills")

    derp = Instance.new("BoolValue",player)
    derp.Parent = player
    derp.Name = "Bucket"
    DataHandler(player,derp,"Bucket")

    s = script.Spawn:Clone()
    s.name.Value = player.Name
    s.Disabled = false
    s.Parent = workspace
    s.Name = player.Name.."'s SpawnOperator"
end

function onLeave(player)
    if player == game.Workspace.PurchasedKiller.Value then
        game.Workspace.PurchasedKiller.Value = nil
        game.Workspace.EnableKillerPurchase.Value = true
    end
end

local online = game:findFirstChild("NetworkServer")
wait(1)
if not online then
    wait(2)
    onEnter(game.Players.Player)
else
    game.Players.PlayerAdded:connect(onEnter)
    game.Players.PlayerRemoving:connect(onLeave)
end