i'm developing a eclipse rcp project and JBOSS as myAS. but i noticed an error in the server log displayed as below when i try to startup my server. ERROR [org.jboss.jdbc.HypersonicDatabase] Starting failed jboss:database=localDB,service=Hypersonic java.sql.SQLException: User not found: SA while in the command prompt of starting server, a message " MBenas that are the root cause of the problem ObjectName:jboss:database=localDB,service=Hypersonic state:FAILED Reason: java.sql.SQLException:User not found:SA Depends On Me: jboss.jca:name=DefaultDS,service=ManagedConnectionFactory" will this error affect my project?? how to fix this error?? thanks in advance View the original post : http://www.jboss.com/index.html?module=bb&op=viewtopic&p=3987447#... Reply to the post : http://www.jboss.com/index.html?module=bb&op=posting&mode=reply&a...