anonymous wrote : | -- MBEANS THAT ARE THE ROOT CAUSE OF THE PROBLEM --- | ObjectName: jboss.jca:service=DataSourceBinding,name=DefaultDS | State: NOTYETINSTALLED | Depends On Me: | jboss.ejb:service=EJBTimerService,persistencePolicy=database | jboss:service=KeyGeneratorFactory,type=HiLo | jboss.mq:service=StateManager | jboss.mq:service=PersistenceManager It very simple.. you need to configure a default Data Source. You can do that by creating an xml named *-ds.xml (* means any name) in your deploy directory. You also can obtain samples of DataSource Configuration in the jboss_install_dir/docs/jca/examples.. or something similar... Hope it helps.. View the original post : http://www.jboss.com/index.html?module=bb&op=viewtopic&p=4146998#... Reply to the post : http://www.jboss.com/index.html?module=bb&op=posting&mode=reply&a...