I am trying out my first JSF program using Netbeans 6.1 Visual Web that uses JPA to access a data table. The tutorial is from http://www.netbeans.org/kb/60/web/web-jpa.html, and just wondering if folks here can help me with this problem. After I do Bind to Data to my data table, I can see that table is updated. But when I run the code, ...