EventSystemChecker.cs(18,29): error CS0131

Please help me whenever i create a game and wat to see how it works? it always show an error =

Assets/Standard Assets/Utility/EventSystemChecker.cs(18,29): error CS0131: The left-hand side of an assignment must be a variable, a property or an indexer

Please send it to me after finishing the codes succesfully or just comment me how i can repair this error

Here is the fix:

void Awake() 
    {
        if (!FindObjectOfType<EventSystem>())
        {
            //instantiate (eventSystem);
            GameObject obj = new GameObject("EventSystem");
            obj.AddComponent<EventSystem>();
            obj.AddComponent<StandaloneInputModule().forceModuleActive = true;
            obj.AddComponent<TouchInputModule>();
        }
	}