This week's book giveaway is in the OCPJP forum. We're giving away four copies of OCA/OCP Java SE 7 Programmer I & II Study Guide and have Kathy Sierra & Bert Bates on-line! See this thread for details.
I'm working with struts2, jboss 5, spring and datanucleus. Everything was working good, but after I decided to use jca and deployed the datanucleus-jca.rar, I started getting the following error:
2010-05-17 16:04:18,168 ERROR [com.opensymphony.xwork2.util.classloader.ReloadingClassLoader] (main) Exception while trying to build the ResourceStore for URL [file://3j011-ebbsl5-g9bd7p0a-1-g9bd89fr-2c/]