Maybe I don't know how to use firebug that well but I do know they data is
being returned from the query. I copied and pasted the query and put it in
the cfm file, substituted the dsn name and ran it and it works.

Where do I look within firebug to see what's being returned?

Thanks

On Wed, Sep 12, 2012 at 11:39 AM, Andrew Scott <[email protected]>wrote:

>
> Greg,
>
> There are a multitude of reasons for this, and one of the most simplest for
> you to debug is what is returned from ColdFusion. For example, if it was me
> I would take Ray's advice and break point the JS, step over the lines and
> look at what is around the call and break on the call itself.
>
> Then all you need to do is make one last step over, and check the response
> in the Chrome or Firefox tools to see what has been returned.
>
> As the callback from your description is very basic, it means that the data
> is not being returned from ColdFusion as you think, or in fact nothing is
> being returned.
>
> Simple debug and checks can eliminate this for you, and help you discover
> at what point the problem is occurring. And as that call back is very
> simple, my $1 is on the fact that there is nothing being returned from
> ColdFusion.
>
> --
> Regards,
> Andrew Scott
> WebSite: http://www.andyscott.id.au/
> Google+: http://plus.google.com/113032480415921517411<
> http://plus.google.com/108193156965451149543>
>
>
> On Thu, Sep 13, 2012 at 2:33 AM, Greg Morphis <[email protected]> wrote:
>
> >
> > Since the line throwing the error is:
> > var popConferencePresentations = function(presentation)
> > I put it here:
> > console.dir(arguments);
> > p.setCallbackHandler(popConferencePresentations);
> >
> > Is that right? If so, where should I see the output?
> >
> > Firebug shows:
> >
> > TypeError: presentation is null
> >
> >
> > var pId = presentation.DATA[0][0];
> >
> > So I put the console.dir(arguments) above var pId =
> > presentation.DATA[0][0];
> >
> > and I get the same thing in the console. Thanks!
> >
> >
> >
> >
>
>
> 

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