This week's book giveaway is in the OO, Patterns, UML and Refactoring forum. We're giving away four copies of Refactoring for Software Design Smells: Managing Technical Debt and have Girish Suryanarayana, Ganesh Samarthyam & Tushar Sharma on-line! See this thread for details.
Are you using the correct version of JBoss jar files in your client classpath? You should be placing the exact same jbossall-client.jar file from the %JBOSS_HOME%/client folder, in the client classpath.