In an Administrator Command Prompt, type chkdsk C: /f /r and press Enter.
This error doesn't have a single cause, but it usually boils down to one of the following: error 0x7e
Think of your computer programs as complex jigsaw puzzles. To work correctly, they need specific pieces (called DLL files or libraries) to be present in your system. When you try to run a program and it returns 0x7e, it means the program is looking for a specific "puzzle piece" to function, but that piece is missing, corrupted, or in the wrong place. In an Administrator Command Prompt, type chkdsk C:
regsvr32 [path\to\file.dll]