No errors doesn't work

local Player = game.Players.LocalPlayer
local Stats = game.ReplicatedStorage.PlayerStats:WaitForChild(Player.Name)
local Character = Player.Character or Player.CharacterAdded:wait()
local Humanoid = script.Parent:WaitForChild("Human")

function Reward()
	Stats:WaitForChild("Exp").Value = Stats:WaitForChild("Exp").Value+50
end

Humanoid.Died:connect(Reward)