This week's book giveaway is in the Mac OS forum. We're giving away four copies of a choice of "Take Control of Upgrading to Yosemite" or "Take Control of Automating Your Mac" and have Joe Kissell on-line! See this thread for details.
You need to extend any checked exception from custom exception class. Only then the application exception will be propageted to web layer. Since you are extending Runtime exception, all runtime exception will be wrapped by EJBException and propagated.
subject: Unable to throw back Custom Exception from EJB (3.0 version) to Web layer