"18:59:46.559 TweenVolume is not a valid member of Sound "Workspace.qw3rty_l0l.HumanoidRootPart.Sound" - Client - Run:37. also make it so if the current camera Enum.CameraType.Scriptable then dont run the whole script. if Enum.CameraType.Custom then the script can be run"

local UserInputService = game:GetService("UserInputService")
local TweenService = game:GetService("TweenService")
local player = game.Players.LocalPlayer
player.CharacterAdded:Connect(function(character)
	local humanoid = character:WaitForChild("Humanoid")
	local camera = game.Workspace.CurrentCamera
	local runSound = Instance.new("Sound")
	runSound.SoundId = "rbxassetid://360202811"
	runSound.Looped = true
	runSound.Parent = character:WaitForChild("HumanoidRootPart")

local normalSpeed = 14
	local sprintSpeed = 18.5
	local normalFOV = 70
	local sprintFOV = 90
	local sprinting = false

local function onShiftDown()
		if not sprinting then
			sprinting = true
			humanoid.WalkSpeed = sprintSpeed
			local tweenInfo = TweenInfo.new(0.5)
			local tween = TweenService:Create(camera, tweenInfo, {FieldOfView = sprintFOV})
			tween:Play()
			runSound:Play()
			-- runSound:TweenVolume(1, 0.5) -- Commented out as TweenVolume is not a valid member of Sound
		end
	end

local function onShiftUp()
		if sprinting then
			sprinting = false
			humanoid.WalkSpeed = normalSpeed
			local tweenInfo = TweenInfo.new(0.5)
			local tween = TweenService:Create(camera, tweenInfo, {FieldOfView = normalFOV})
			tween:Play()
			-- runSound:TweenVolume(0, 0.5) -- Commented out as TweenVolume is not a valid member of Sound
			wait(0.5)
			runSound:Stop()
		end
	end

if camera.CameraType == Enum.CameraType.Custom then
		UserInputService.InputBegan:Connect(function(input)
			if input.KeyCode == Enum.KeyCode.LeftShift then
				onShiftDown()
			end
		end)

UserInputService.InputEnded:Connect(function(input)
			if input.KeyCode == Enum.KeyCode.LeftShift then
				onShiftUp()
			end
		end)
	end
end)