--- In flexcoders@yahoogroups.com, "Wally Kolcz" <wko...@...> wrote:
>
>
> I seem to be missing something. I tried the suggested
way:
>
> public function loginHandler(e:ResultEvent):void {
> userData = e.result as ArrayCollection;
> var object:Object = userData.getItemAt(0) ;
> var firstName:String = object["FIRSTNAME"] ;
> Alert.show(firstName);
> }
>
> and I am getting this error:
>
> TypeError: Error #1009: Cannot access a property or method of a
null object reference.
> at index/loginHandler()
> at index/___index_Operation3_result()
> at flash.events::EventDispatcher/dispatchEventFunction()
> at flash.events::EventDispatcher/dispatchEvent()
> at
mx.rpc::AbstractOperation/http://www.adobe.com/2006/flex/mx/internal::
dispatchRpcEvent()
> at
mx.rpc::AbstractInvoker/http://www.adobe.com/2006/flex/mx/internal::re
sultHandler()
> at mx.rpc::Responder/result()
> at mx.rpc::AsyncRequest/acknowledge()
> at DirectHTTPMessageResponder/completeHandler()
> at flash.events::EventDispatcher/dispatchEventFunction()
>
> How can I
> change my backend script a bit in order to return an
ArrayCollection of typed User objects? Any examples?
>
You might find this example useful:
http://flexdiary.blogspot.com/2009/01/lazy-loading-tree-example-file-
posted.html
