For some games the main executable is in a subdirectory (like 'Bin', 'Exe' or 'App') so the files will need to be copied it into that directory. dll file from the 'Stub' folder plus the dxwrapper.dll and dxwrapper.ini files into the game's installation directory, next to the main executable file. Most commonly it is ddraw.dll, dsound.dll or winmm.dll. This depends on many factors which will be explained on page created later. Download the dxwrapper.zip and unzip it to a folder.