Common jar files causing classpath and java.lang.NoClassDefFoundError problems servlet-api.jar hibernate2.jar soap.jar struts.jar webwork-2.1.6.jar catalina.jar bcel.jar bsf-2.3.0.jar avalon-framework.jar commons-validator.jar commons-pool.jar ejb.jar jboss-j2ee.jar jbossall-client.jar jnp-client.jar jboss-transaction-client.jar jboss-iiop-client.jar jbosscx-client.jar jboss-client.jar jboss-common-client.jar saaj.jar jaxrpc.jar wsdl4j.jar commons-logging.jar commons-discovery.jar mail.jar activation.jar commons-beanutils.jar commons-digester.jar standard.jar jdt.jar jacorb.jar antlr.jar