BPA is a very ROBUST tool for troubleshooting. It is free and downloadable from Microsoft site. Like EXBPA (Exchange BPA) BPA is Built-in in Windows Server 2008 R2 & higher version OS. GUI is also available. You can open it from ServerManager. See this snapshot of the Dashboard.
Richard Mueller edited Revision 12. Comment: Changed "Windows 2008" and "Windows 2012" to "Windows Server ...", also in tags