Gamepad Controls Not Working! Can Anyone Help Me?

So i was making gamepad controls for my Gun and it doesn't come up with red lines but it wont work when i play the game heres the script to show:

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--------------------[ GAMEPAD CONTROLS ]------------------------------------------
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local userInputService = game:GetService("UserInputService")
userInputService.InputChanged:connect(function(input, processed)
    if input.UserInputType == Enum.UserInputType.Gamepad1 then
        if input.KeyCode == Enum.KeyCode.ButtonX then
           if (not Reloading) and (not Running) then
            Reload()
        elseif input.KeyCode == Enum.KeyCode.ButtonB and S.CanKnife then
            if KnifeReady and (not Knifing) and (not ThrowingGrenade) then
            if Aimed then UnAimGun(true) end
            BreakReload = true
            Knifing = true
            KnifeReady = false
            KnifeAnim()
            BreakReload = false
            Knifing = false
            delay(S.KnifeCooldown, function()
                KnifeReady = true
            end)
        elseif input.KeyCode == Enum.KeyCode.ButtonL1 and S.Throwables then
            if (not Knifing) and (not Running) and (not Aimed) and (not Aiming) and (not ThrowingGrenade) then
            if TacticalGrenades.Value > 0 then
                TacticalGrenades.Value = TacticalGrenades.Value - 1
                ThrowingGrenade = true
                ThrowGrenade(2)
                ThrowingGrenade = false
        elseif input.KeyCode == Enum.KeyCode.ButtonY then
                            if (not AimingIn) and (not Aimed) then
                    AimingIn = true
                    AimGun()
                    AimingIn = false
                end
            else
                if Aimed then
                    UnAimGun()
                            end
                        end
                    end
                end
            end
        end
    end
end)