how do i fix Workspace.Gui To Lua 1:10: attempt to index field 'LocalPlayer' (a nil value)???

Workspace.Gui To Lua 1:10: attempt to index field 'LocalPlayer' (a nil value) i got this error while making a gui i dont know how i just learned lua yesterday https://www.youtube.com/watch?v=yc_d8Zh95l0 that is where i learned from here is the script:

-- Farewell Infortality. -- Version: 2.82 -- Instances: local GuiMain = Instance.new("ScreenGui") local ClickGui = Instance.new("Frame") local Partinsert = Instance.new("TextButton") local p = game.Workspace --Properties: GuiMain.Name = "GuiMain" GuiMain.Parent = game.Players.LocalPlayer:WaitForChild("PlayerGui")

ClickGui.Name = "Click Gui" ClickGui.Parent = GuiMain ClickGui.BackgroundColor3 = Color3.new(0.545098, 1, 0.560784) ClickGui.BorderSizePixel = 6 ClickGui.Position = UDim2.new(0.618749976, 0, 0.626262665, 0) ClickGui.Size = UDim2.new(0, 263, 0, 143)

Partinsert.Name = "Part insert" Partinsert.Parent = ClickGui Partinsert.BackgroundColor3 = Color3.new(0.160784, 0.478431, 0.239216) Partinsert.BorderSizePixel = 7 Partinsert.Position = UDim2.new(0.117032252, 0, 0.32415545, 0) Partinsert.Size = UDim2.new(0, 200, 0, 50) Partinsert.Font = Enum.Font.SourceSans Partinsert.Text = "Insert Part" Partinsert.TextColor3 = Color3.new(0, 0, 0) Partinsert.TextSize = 14

Partinsert.MouseButton1Click:Connect(function() Part = Instance.new("Part") Part.Anchored = true Part.BrickColor = BrickColor.new("Neon orange") Part.Position = Vector3.new(0,0,0)

Part.Parent = game.Workspace end)