The exception and the fact that you include portlet tag library in web.xml hint that your application might be a portlet application and not a servlet application. Is that correct? I have no experience of portlets so I can not help you there.
Joined: Oct 23, 2010
i am sorry for not mentioning it before , yes it is portlet application ,
okay and thanks for you replies.
can any one suggest.
I’ve looked at a lot of different solutions, and in my humble opinion Aspose is the way to go. Here’s the link: http://aspose.com