If you see this specific issue while launching SQL Configuration Manager, you can follow the workaround specified in this blog post
Open Command Windows as Elevated administrator user
cd %ProgramFiles(x86)%\Microsoft SQL Server\110\Shared
Re launch SQL Configuration manager. Now you should be able to open up SQL Configuration Manager. If you still have issues, please report to https://connect.microsoft.com/SQLServer/Feedback
I have had this several times, have had these instructions in my notes for a while now... this is a great one to get you out of trouble.