This week's book giveaway is in the OCAJP forum. We're giving away four copies of OCA Java SE 8 Programmer I Study Guide 1Z0-808 and have Jeanne Boyarsky & Scott Selikoff on-line! See this thread for details.
Yo do not need Jsp:usebean when you are using logic:notpresent. Logic tag itself goes to that scope and search for your bean. If null - not present, it will go to your page. I think you do not need jsp.usebean.
I am also new to struts..I may be wrong. But try using only the logic tag and see..