A RunDLL error occurs when a DLL file that is needed to start with a program, run at startup, or set up as a scheduled task fails to start. Windows tries to load this ...

The module <NameOfSystemFile> failed to load. Make sure the binary is sorted at the specified path or debug it to check for problems with the binary or dependent .DLL ...

The Windows system consists of thousands of files. Many of them have strange names, others have extensions that most users have never seen before. Normally you do not need to worry about these files.