hi folks, playing with app generation, (seam generate-entities) everything is fine, until deployment, when i get this: 01:52:39,917 WARN [JBossManagedConnectionPool] Throwable while attempting to get a new connection: null org.jboss.resource.JBossResourceException: Could not create connection; - nested throwable: (org.jboss.resource.JBossResourceException: Failed to register driver for: org.postgresql.Driver; - nested throwable: (java.lang.ClassNotFoundException: No ClassLoaders found for: org.postgresql.Driver)) at org.jboss.resource.adapter.jdbc.local.LocalManagedConnectionFactory.createManagedConnection(LocalManagedConnectionFactory.java:179) i have pgsql-jdbc.jar(original filename postgresql-8.2-504.jdbc2.jar) in project/lib dir but it does not copies jar into deploy dir of jboss so i have tryied to add it to project/exploded-archives/ ... this way it gets to server: [pista@aihome crud7]$ find /opt/jboss/server/ -name *pgsql-jdbc* /opt/jboss/server/default/lib/pgsql-jdbc.jar /opt/jboss/server/default/deploy/crud7.ear/crud7.war/WEB-INF/lib/pgsql-jdbc.jar /opt/jboss/server/default/deploy/crud7.ear/pgsql-jdbc.jar .... BUT STILL SAME ERROR thankx for any advice pista View the original post : http://www.jboss.com/index.html?module=bb&op=viewtopic&p=4021808#... Reply to the post : http://www.jboss.com/index.html?module=bb&op=posting&mode=reply&a...