


If you tried to reinstall an application but without removing the remnants of the previous installation, there is a possibility of duplicate application folders. Solution 2: Copy the Folder into the Installation directory of the Application try to install the application which was causing the issue) and check if the issue is resolved.

Some users also encountered the missing file error message while booting up the system. The user encounters the error when he tries to install an application but the setup fails saying FFMPEG.dll is missing.

Moreover, the corrupt installation (or attempted installation) of an application may also cause the error under discussion. Your system may show the missing FFMPEG DLL error if essential system files are corrupt and this DLL is not found by the system directory.
