Peter Johnson [http://community.jboss.org/people/peterj] replied to the discussion "trouble with deployment please help" To view the discussion, visit: http://community.jboss.org/message/533358#533358 -------------------------------------------------------------- Do you plan on making use of XA transaction support? If so, then you need the postgres-xa-ds.xml file. If you do not need XA, then use postgres-ds.xml. The JDBC driver JAR file should go into either common/lib or server/xxx/lib. -------------------------------------------------------------- Reply to this message by going to Community [http://community.jboss.org/message/533358#533358] Start a new discussion in EJB 3.0 at Community [http://community.jboss.org/choose-container!input.jspa?contentType=1&...]