Your computer has been severely infected by malware, that is D9C.BAT. This is quite dangerous and unsafe for your PC and there may be other infections on your PC. You should urgently check your PC and remove any malicious application including D9C.BAT as soon as possible.

Location : C:\d9c.bat
Type : Malware
Dangerous : YES
Removal : Immediately

 
How to get rid of D9C.BAT file / Error message