Hello Sri,
It was a great example.
I changed my code to a "real" asynchronous call and it worked. I just
moved certain code lines to the success method of the asynchronous
call. Before, I was trying to run that lines before the call was
finished, as you must know! :)
Thanks for your good help.
On Nov 15, 6:42 am, Sripathi Krishnan
wrote:
> I think you should go through the discussion in this thread
> -http://groups.google.com/group/Google-Web-Toolkit/browse_thread/threa...
>
> --Sri
>
> 2009/11/12 Ricardo Cardoso / Gmr
>
> > Hello,
>
> > I'm getting a very strange situation. I get the following error in
> > log, when I do an AsyncCallback call:
>
> > Uncaught JavaScript exception [_1 has no properties] in
> >http://localhost:/servoeasy/sc/modules/ISC_Core.js, line 773
>
> > But the call is returned with success (I get the user data that I
> > searched in server). However, the code stops running.
>
> > To be more specific, in a login window, when a user clicks in a
> > button, an addClickHandler calls the method:
>
> > private void loadSeUser(String email, String pw) {
> > System.err.println("Sending to loadSeUserByLogin: " + email
> > + ", " +
> > pw);
>
> > GetInformationService.Util.getInstance().loadSeUserByLogin(email,
> > pw,
> > new AsyncCallback() {
>
> > �...@override
> > public void onFailure(Throwable
> > caught) {
> > System.err.println("Error in
> > connection to loadSeUserByLogin");
> > SC.say(caught.getMessage());
> > }
>
> > �...@override
> > public void onSuccess(SeUser result)
> > {
> > setUser(result);
> > SeUser us = getUser();
>
> > System.err.println("loadSeUser()- Received user: "
> > +
> > us.getFname());
> > }
>
> > });
> > }
>
> > I got the log success message "loadSeUser()- Received user: X".
> > But the code don't return to addClickHandler following code line.
> > Stops here!
> > I only get that error log I said, just after control log message
> > "Sending to loadSeUserByLogin: x...@xx.com, PW".
>
> > More strange than that is the fact this happens only in first time the
> > user clicks. After one or two seconds, if he clicks again, everything
> > runs OK, the code returns to addClickHandler without problems.
>
> > Any idea?
>
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