Java Mail Implementation Problem Java, java

amy

Hi friends,
I have an issue while i am trying to work with the basic sample of implementing java Mail provided on the  website.

I have added both JAVAMAIL.jar and ACTIVATION.jar files to my project
and i have configured the dispatcher-servlet accordingly as showed in the example, When I run the project I am getting the following error.

nested exception is IllegalArgumentException 'original' message argument cannot be null

someone please explain amp; help

Thanks
Shahid