Here are a number of different cases which can be fixed using the solutions listed below. Each one has a different type of condition and symptoms. There are several different scenarios where the game fails to launch.
Visual Studio C++ Redistributable: This component is used in Civilization 5 and the latest version should be installed.Corrupt game files: This reason is an all-time classic and may be the cause of several games not able to launch.It should be noted that official support for Windows 7 is finished and depreciated. Old version of Windows: There were several cases where people using Windows 7 failed to launch the game.DirectX is a graphics component and the correct version of the API should be installed. DirectX: DirectX files might be missing from your computer.Antivirus software: According to user reports, there were several antivirus software including Avast and BitDefender which caused the game to halt its launching process.
