The d3dx11_42.dll file is one of the files from DirectX software collection. Since most of the Windows based video games and highly developed graphics programs make the use of DirectX, d3dx11_42.dll errors mostly roll up only at the time of using these programs. The d3dx11_42.dll error message could be related to any program which uses Microsoft DirectX, usually video games. Any of Microsoft’s operating systems like Windows 7, Windows 8, Windows XP, Windows Vista, and Windows 2000 may be affected by d3dx11_42.dll error and other DirectX issues. If you are also got stuck with this error message then get this file from the given link. Click it and download the file without any hassle.