SCCM 2012 Reporting Services Site Role Setup -The Instance is Blank/Empty

Today working on a client's SCCM 2012 installation came across this issue. During the Configuration Manager 2012 reporting services setup noticed that the instance name is blank which halted my installation. This usually occurs when SSRS is installed but not configured properly. Generally there are few folks involved in the installation of SCCM, it is [...]