04-10-2013 12:36 PM
04-10-2013 12:48 PM
Hi and Welcome to the Community!
Please carefully review the AppWorld catalog page, especially all of the "compatibility" sections:
If you indeed meet all required compatibility items, then please state exactly how you attempt to upgrade as well as exactly what happens when you make the attempt -- details please, including the exact and complete content of any error messages presented.
Thanks and let us know!