Open the Update Center and check for any updates to the tutorial.
Open the Services tab in NetBeans 6.7 IDE and expand Servers.
Right-click the GlassFish v3 instance and select View Update Center to display the Update Tool.
Select Available Updates in the tree to display a list of updated packages.
Look for updates to the First Cup 2. 0 for Java EE 6 (javaee-firstcup-tutorial) package.
If there is an updated version of First Cup 2.0, select First Cup 2. 0 for Java EE 6 (javaee-firstcup-tutorial) and click Install.