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 shouldn't need to add run.jar to the classpath, you should just need to be in the bin directory (from a command prompt) when you issue the run.bat command. I'd play around with the bat file (such as throwing echo hello world around) to see where its dying. Debugging isn't just restricted to java source code, but is a valuable skill anywhere.