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.
Right-click the project name, get properties, then go through it (I think it might be build path) until you find the Java version your project is using. It might not be the same as what you are using for everything else.
subject: problem in making EJB3.0 project/application in europa eclipse..