Added some logging statements, It is happening about 20 secs after a query is sent to the database. So I think a connection to the database timed out. Does that sound right? If the query takes longer than 20 secs the connection is timed out? Is there way to increase that value?
[Message sent by forum member 'glenmiller']
http://forums.java.net/jive/thread.jspa?messageID=476512