Thanks, I have solved it. I have changed my EVAL_BODY_INCLUDE to
EVAL_BODY_BUFFERED and it worked.
Thanks again,
Luis .
----- Original Message -----
From: "Shawn Bayern" <[EMAIL PROTECTED]>
To: <[EMAIL PROTECTED]>
Sent: Monday, October 28, 2002 3:58 PM
Subject: Re: NullPointerException
> On Mon, 28 Oct 2002, Luis A wrote:
>
> > I am getting the following exception:
> >
> > 2002-10-28 13:56:55 StandardWrapperValve[jsp]: Servlet.service() for
servlet
> > jsp threw exception
> > java.lang.NullPointerException
> > at star.DataAccessTag.doAfterBody(DataAccessTag.java:74)
> > [...]
> > public int doAfterBody() throws JspException {
> > try {
> > sb.append(body.getString());
>
> The exception is most likely occurring because 'body' is null. Simply
> try performing a check against 'null' before operating on it, as in
>
> if (body != null)
> sp.append(body.getString());
>
> I'm also not sure what the tag's supposed to do, but it's likely that
> you're handling 'sb' incorrectly as well, and that you really mean to
> reinitialize it in doStartTag(), not merely to clear it in release(). See
> the guidelines I've written at
>
> http://jakarta.apache.org/taglibs/guidelines
>
> for information on properly managing tag-handler state.
>
> --
> Shawn Bayern
> "JSTL in Action" http://www.jstlbook.com
>
>
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