URLLoader iOS - Error #2032: Stream Error

package {

import flash.display.Sprite;
import flash.display.StageAlign;
import flash.display.StageScaleMode;
import flash.events.HTTPStatusEvent;
import flash.events.IOErrorEvent;
import flash.events.ProgressEvent;
import flash.events.SecurityErrorEvent;
import flash.net.URLLoader;
import flash.net.URLRequest;
import flash.net.URLRequestHeader;
import flash.net.URLRequestMethod;
import flash.text.TextField;
import flash.text.TextFieldAutoSize;
import flash.text.TextFormat;

[SWF(backgroundColor='#ffffff', frameRate='60')]
public class Main extends Sprite {
    private var jsonLoader:URLLoader;
    private var tf:TextField;

    public function Main() {
        if (stage) init();
        else addEventListener(flash.events.Event.ADDED_TO_STAGE, init);
    }

    private function init(e:flash.events.Event = null):void {
        removeEventListener(flash.events.Event.ADDED_TO_STAGE, init);

        stage.scaleMode = StageScaleMode.NO_SCALE;
        stage.align = StageAlign.TOP_LEFT;

        var txtFormat:TextFormat = new TextFormat();
        txtFormat.color = 0x000000;
        txtFormat.size = 16;

        tf = new TextField();
        tf.wordWrap = true;
        tf.multiline = true;
        tf.selectable = true;
        tf.condenseWhite  = true;
        tf.alwaysShowSelection = true;
        tf.autoSize = TextFieldAutoSize.LEFT;
        tf.text = "http://jsonplaceholder.typicode.com/users";
        tf.setTextFormat(txtFormat);
        tf.defaultTextFormat = txtFormat;
        tf.width = stage.stageWidth;
        tf.height = stage.stageHeight;
        addChild(tf);

        getJSON(tf.text);
    }

    //________________________________________________________ ROOT
    private function getJSON(str:String):void
    {
        if(jsonLoader) jsonLoader.close();

        jsonLoader = new URLLoader();
        jsonLoader.addEventListener(IOErrorEvent.IO_ERROR, onIoError);
        jsonLoader.addEventListener(flash.events.Event.COMPLETE, apiLoadHandler);
        jsonLoader.addEventListener(flash.events.Event.OPEN, apiOpenHandler);
        jsonLoader.addEventListener(ProgressEvent.PROGRESS, apiLoadProgressHandler);
        jsonLoader.addEventListener(SecurityErrorEvent.SECURITY_ERROR, apiSecurityErrorHandler);
        jsonLoader.addEventListener(HTTPStatusEvent.HTTP_STATUS, apiHttpStatusHandler);

        consoleLog("> Loading: " + str);

        var request:URLRequest=new URLRequest();
        request.url = str;
        request.requestHeaders=[new URLRequestHeader("Content-Type", "application/json")];
        request.method = URLRequestMethod.GET;
        jsonLoader.load(request);
    }

    private function onIoError(event:IOErrorEvent):void
    {
        trace(event.toString());
        consoleLog("IOErrorEvent.IO_ERROR: " + event.toString());
    }

    private function apiOpenHandler(event:flash.events.Event):void
    {
        consoleLog("flash.events.Event.OPEN: " + event.toString());
    }

    private function apiLoadProgressHandler(event:ProgressEvent):void
    {
        consoleLog("ProgressEvent.PROGRESS: " + event.toString());
    }

    private function apiSecurityErrorHandler(event:SecurityErrorEvent):void
    {
        consoleLog("SecurityErrorEvent.SECURITY_ERROR: " + event.toString());
    }

    private function apiHttpStatusHandler(event:HTTPStatusEvent):void
    {
        consoleLog("HTTPStatusEvent.HTTP_STATUS: " + event.toString());
    }

    private function apiLoadHandler(event:flash.events.Event):void {
        var obj:* = JSON.parse(event.target.data);
        consoleLog("+ flash.events.Event.COMPLETE: " + obj.toString());
    }

    private function consoleLog(str:String):void
    {
        tf.text = str;
    }
}
}