You're missing the opening <mx:Application> and <mx:Script> tags aren't you? Generally a prolog error is because the top of the MXML file is invalid.
-----Original Message----- From: flexcoders@yahoogroups.com [mailto:[EMAIL PROTECTED] On Behalf Of cplus_developer Sent: Friday, February 24, 2006 5:03 AM To: flexcoders@yahoogroups.com Subject: [flexcoders] problem with DataService Hello all: I tried to run the following codes in flex builder 2 : import mx.rpc.AsyncToken; import mx.rpc.events.*; import mx.messaging.events.*; import mx.utils.ObjectProxy; private var ds:DataService; public var noteObj:Object = new Object(); public var getToken:AsyncToken; public var noteProxy:ObjectProxy; private function initApp() { ds = new DataService("notes"); ds.addEventListener(ResultEvent.RESULT, resultHandler); ds.autoCommit = false; noteObj.noteId = 1; noteObj.noteText = "This is a test note."; getToken = ds.getItem(noteObj, noteObj); } private function sendMessage() { noteProxy.noteText = log.text; ds.commit(); } public function resultHandler(event:ResultEvent) { if (event.call == getToken) { noteProxy = ObjectProxy(event.result); noteProxy.addEventListener(ObjectEvent.CHANGE, changeHandler); log.text = noteProxy.noteText; } } public function changeHandler(event:ObjectEvent) { log.text = noteProxy.noteText; } ]]> </mx:Script> <mx:TextArea id="log" width="100%" height="100%"/> <mx:Button label="Send" click="sendMessage();"/> </mx:Application> it sent me back this error: 1 Error found. Error /tutorials/tutorial1.mxml:1 Content is not allowed in prolog. 1: import mx.rpc.AsyncToken; 2: import mx.rpc.events.*; Please help me. Sincerely yours Mohsena -- Flexcoders Mailing List FAQ: http://groups.yahoo.com/group/flexcoders/files/flexcodersFAQ.txt Search Archives: http://www.mail-archive.com/flexcoders%40yahoogroups.com Yahoo! Groups Links -- Flexcoders Mailing List FAQ: http://groups.yahoo.com/group/flexcoders/files/flexcodersFAQ.txt Search Archives: http://www.mail-archive.com/flexcoders%40yahoogroups.com Yahoo! Groups Links <*> To visit your group on the web, go to: http://groups.yahoo.com/group/flexcoders/ <*> To unsubscribe from this group, send an email to: [EMAIL PROTECTED] <*> Your use of Yahoo! Groups is subject to: http://docs.yahoo.com/info/terms/
