Tim Holloway wrote:That's not much of a stack trace. In fact, it has no information at all about what actually caused the exception.
Can you give us more?
Dave Tolls wrote:Do you know how HQL syntax works?
Stephan van Hulst wrote:Personally I think if you're interested in learning about the new language features, you're probably better off checking out the Java for the Impatient series by Cay Horstmann. The Effective Java books contain good advice on a myriad of topics that are not necessarily related to newer language versions. That's not to say the books wouldn't be great to have both, since one will introduce you to the topics and the other will give good advice on using them.