Что не так с этим скриптом в roblox studio и почему он работает, но как то стронно?

local player = game:GetService("Players").LocalPlayer

local UIS = game:GetService("UserInputService")

local RunService = game:GetService("RunService")

local FLY_KEY = Enum.KeyCode.F

local FLY_SPEED = 30

local MOUSE_SENSITIVITY = 0.15 -- Нормальная чувствительность

local ANTI_GRAVITY_FORCE = 2 -- Сила противодействия гравитации

local flying = false

local character, humanoid, rootPart

local camera = workspace.CurrentCamera

local flightConnection

local cameraAngleX = 0

local cameraAngleY = 0

local function setupCharacter()

character = player.Character or player.CharacterAdded:Wait()

humanoid = character:WaitForChild("Humanoid")

rootPart = character:WaitForChild("HumanoidRootPart")

end

local function startFlight()

if flightConnection then flightConnection:Disconnect() end

cameraAngleX = math.asin(camera.CFrame.LookVector.Y)

cameraAngleY = math.atan2(-camera.CFrame.LookVector.X, -camera.CFrame.LookVector.Z)

flightConnection = RunService.Heartbeat:Connect(function(dt)

if not flying or not rootPart or not rootPart.Parent then return

if UIS:IsMouseButtonPressed(Enum.UserInputType.MouseButton2) then

local mouseDelta = UIS:GetMouseDelta()

cameraAngleX = cameraAngleX - mouseDelta.Y * MOUSE_SENSITIVITY

cameraAngleY = cameraAngleY - mouseDelta.X * MOUSE_SENSITIVITY

cameraAngleX = math.clamp(cameraAngleX, -80, 80)

end

local moveVec = Vector3.new()

local camCF = CFrame.Angles(0, cameraAngleY, 0) * CFrame.Angles(cameraAngleX, 0, 0)

if UIS:IsKeyDown(Enum.KeyCode.W) then moveVec += camCF.LookVector end

if UIS:IsKeyDown(Enum.KeyCode.S) then moveVec -= camCF.LookVector end

if UIS:IsKeyDown(Enum.KeyCode.A) then moveVec -= camCF.RightVector end

if UIS:IsKeyDown(Enum.KeyCode.D) then moveVec += camCF.RightVector end

if UIS:IsKeyDown(Enum.KeyCode.Space) then moveVec += Vector3.new(0,1,0) end

if UIS:IsKeyDown(Enum.KeyCode.LeftControl) then moveVec += Vector3.new(0,-1,0) end

moveVec += Vector3.new(0, ANTI_GRAVITY_FORCE, 0)

if moveVec.Magnitude > 0 then

moveVec = moveVec.Unit * FLY_SPEED

end

rootPart.Velocity = moveVec

camera.CFrame = CFrame.new(rootPart.Position) *

CFrame.Angles(0, cameraAngleY, 0) *

CFrame.Angles(cameraAngleX, 0, 0) *

CFrame.new(0, 0, 5)

end)

end

local function stopFlight()

if flightConnection then

flightConnection:Disconnect()

flightConnection = nil

end

if rootPart then

rootPart.Velocity = Vector3.new()

end

end

UIS.InputBegan:Connect(function(input, gameProcessed)

if input.KeyCode == FLY_KEY and not gameProcessed then

flying = not flying

if flying then

startFlight()

else

stopFlight()

end

end

end)

setupCharacter()

player.CharacterAdded:Connect(function(newChar)

setupCharacter()

if flying then

task.wait(0.5)

startFlight()

end

end)

Можете его сами проверить в Roblox Studio скопировав его и вставить в LocalPlayerScripts --> LocalScripts и по возможности исправить мои ошибки