What message? And its quite simple really https://www.youtube.com/watch?v=VUYFJj1bEfY&feature=related helped a lot when i started. And I also finally figured out how to get them doing same stuff now once you figure how to do it it gets more simple as you go
Pwnboxer utilizes cutting edge Microsoft C++ technology. It requires the installation of Microsoft supportive files (DLLs). Please install the vcredist_x86.exe file included in this Pwnboxer ZIP file.