Why is TextBounds printing 0 when there is a Text inside the Label ?

At Line 63 I print the TextLabel's TextBounds which prints me 0, but in play mode when I manually type it in the command bar it gives me 46, Can someone tell me why it prints 0 when it's done via the script??

-- \\ Services

local rep = game:GetService("ReplicatedStorage")
local Players = game:GetService("Players")
local StarterGui = game:GetService("StarterGui")
local plr = game:GetService("Players").LocalPlayer
local char = plr.Character or plr.CharacterAdded:wait()



-- \\ ColorValue

local ColorValue = char:WaitForChild("ChatColor")


-- \\ Remote Event


local ChatEvent = rep:WaitForChild("ChatEvent")

-- \\ Client

local Client = Players.LocalPlayer
local Mouse = Client:GetMouse()

-- \\ GUIs

local chtbar = script.Parent.Parent:WaitForChild("Chatbar")
local Chatbar = chtbar:WaitForChild("Chatting")
local Chatframe = script.Parent


-- \\ Chat messages

local Chats = {}

-- \\ Push Messages

local function PushMessages(Size)
    for i,v in pairs(Chats) do
        v.Position = v.Position - UDim2.new(0,0,0,Size)

        if v.Position.Y.Offset < -Chatframe.AbsoluteSize.Y then
            Chats[i] = nil
            v:Destroy()
        end
    end
end



-- \\ Create Message

local function CreateMessage(Message, Speaker)

    local Label2 = Instance.new("TextLabel")
    Label2.Name = "Name"
    Label2.BackgroundTransparency = 1
    Label2.TextXAlignment = "Left"
    Label2.TextColor3 = Color3.new(1,1,1)
    Label2.Font = "ArialBold"
    Label2.FontSize = "Size14"
    Label2.TextColor3 = ColorValue.Value
    Label2.Position = UDim2.new(0,0,1,-25)
    Label2.Text = tostring(Speaker)
    print(Label2.TextBounds)
    Label2.Size = UDim2.new(0, Label2.TextBounds.X + 0.005, 0, 25)
    PushMessages(Label2.Size.Y.Offset)
    Chats[#Chats+1] = Label2
    Label2.Parent = Chatframe


    local Label = Instance.new("TextLabel")
    Label.Name = "Message"
    Label.BackgroundTransparency = 1
    Label.TextXAlignment = "Left"
    Label.TextColor3 = Color3.new(1,1,1)
    Label.Font = "Legacy"
    Label.FontSize = "Size10"
    Label.Size = UDim2.new(1, 0, 0, 25)
    Label.Position = UDim2.new(0,0,1,-25)
    Label.Text = ": "..Message
    Chats[#Chats+1] = Label
    Label.Parent = Chatframe

end 

Chatbar.FocusLost:connect(function(Enter)
    if Enter then
        if Chatbar.Text == "" then
            chtbar.Visible = false
            return
        end
        ChatEvent:FireServer("chat", Chatbar.Text)
        Chatbar.Text = ""
        Chatbar.Visible = false
        chtbar.Visible = false
    end
end)

local UIS = game:GetService("UserInputService")

game:GetService("UserInputService").InputBegan:connect(function(h, i)
    if (h.KeyCode == Enum.KeyCode.Slash) or (h.KeyCode == Enum.KeyCode.LeftShift and UIS:IsKeyDown(Enum.KeyCode.Seven)) or (h.KeyCode == Enum.KeyCode.Seven and UIS:IsKeyDown(Enum.KeyCode.LeftShift)) then

        Chatbar.Visible = true
        chtbar.Visible = true
        Chatbar:CaptureFocus()

    end
end)


ChatEvent.OnClientEvent:connect(function(Request, Message, Speaker)
    Request = Request:lower()

    if Request == "chat" then
        CreateMessage(Message, Speaker)
    end
end)



StarterGui:SetCoreGuiEnabled(Enum.CoreGuiType.Chat, false)