[jboss-as7-dev] Are jbowws-web.xml/jboss-app.xml/jboss.xml backward compatible?

Hi, I tried deploying the richfaces demo war file (richfaces version 3.3.0 and JSF 1.2) and I get the following exception ? " 21,610 ERROR [org.jboss.msc.service.fail] (MSC service thread 1-7) MSC00001: Failed to start service jboss.deployment.unit."richfaces-demo-3.3.3.Final-jee5.war".PARSE: org.jboss.msc.service.Star tion in service jboss.deployment.unit."richfaces-demo-3.3.3.Final-jee5.war".PARSE: Failed to process phase PARSE of deployment "richfaces-demo-3.3.3.Final-jee5.war" at org.jboss.as.server.deployment.DeploymentUnitPhaseService.start(DeploymentUnitPhaseService.java:121) at org.jboss.msc.service.ServiceControllerImpl$StartTask.run(ServiceControllerImpl.java:1765) at org.jboss.msc.service.ServiceControllerImpl$ClearTCCLTask.run(ServiceControllerImpl.java:2291) at java.util.concurrent.ThreadPoolExecutor$Worker.runTask(ThreadPoolExecutor.java:886) [:1.6.0_24] at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:908) [:1.6.0_24] at java.lang.Thread.run(Thread.java:662) [:1.6.0_24] by: org.jboss.as.server.deployment.DeploymentUnitProcessingException:*Failed to parse "/C:/Users/Vimal/content/richfaces-demo-3.3.3.Final-jee5.war/WEB-INF/jboss-web.xml"* at org.jboss.as.web.deployment.JBossWebParsingDeploymentProcessor.deploy(JBossWebParsingDeploymentProcessor.java:66) at org.jboss.as.server.deployment.DeploymentUnitPhaseService.start(DeploymentUnitPhaseService.java:115) ... 5 more by: javax.xml.stream.XMLStreamException: ParseError at [row,col]:[6,2] e: *Unexpected element 'class-loading' encountered* at org.jboss.metadata.parser.util.MetaDataElementParser.unexpectedElement(MetaDataElementParser.java:109) at org.jboss.metadata.parser.jbossweb.JBossWebMetaDataParser.parse(JBossWebMetaDataParser.java:182) at org.jboss.as.web.deployment.JBossWebParsingDeploymentProcessor.deploy(JBossWebParsingDeploymentProcessor.java:64) ... 6 more 21,615 INFO [org.jboss.as.server.controller] (pool-2-thread-28) Deployment of "richfaces-demo-3.3.3.Final-jee5.war" was rolled back with failure message {"Failed services" => {"jboss.deployment \"richfaces-demo-3.3.3.Final-jee5.war\".PARSE" => "org.jboss.msc.service.StartException in service jboss.deployment.unit.\"richfaces-demo-3.3.3.Final-jee5.war\".PARSE: Failed to process phase PA deployment \"richfaces-demo-3.3.3.Final-jee5.war\""}} " Thx Vimal