Could you clarify what kind of you are trying to create and what software you are using to open that .rar file?
That's a very specific file name! To make sure I'm giving you the right steps, I need a little more information. VTcS2.rar
7-Zip / Feature Requests / #1198 Option to create RAR files? Could you clarify what kind of you are
: Is this a source code archive where you want to add a new functional feature to the program? VTcS2.rar