Actionscript 3 SWF返回到第1帧时崩溃

每当我试图返回到第1帧时，SWF就会崩溃（当从Flash导出时，而不是在其中测试时！）。在第1帧中，我放置了几个变量声明，一个enter.frame事件监听器，4个mouse.click事件监听器和一个stop。我后来使用了一个简单的gotoAndStop（1）；返回。当我点击按钮时，它会停止一秒钟，然后SWF就会关闭

SWF仅在发布和运行时在Adobe Flash之外崩溃

操作层：第1帧

var req1:URLRequest = new URLRequest("1.mp3"); 
var req2:URLRequest = new URLRequest("2.mp3"); 
var req3:URLRequest = new URLRequest("3.mp3"); 
//var req4:URLRequest = new URLRequest("4.mp3"); 
var autSnd:Sound = new Sound(req1);
var spriSnd:Sound = new Sound(req2);
var sumSnd:Sound = new Sound(req3);
//var wintSnd:Sound = new Sound(req4);
var soundChannel:SoundChannel = new SoundChannel();
var sound:Sound;
var sng=1;

stop();

addEventListener(Event.ENTER_FRAME, fl_EnterFrameHandler);

function fl_EnterFrameHandler(event:Event):void
{
    L.width = stage.stageWidth;
    L.height = stage.stageHeight;
    L.alpha = (soundChannel.leftPeak + soundChannel.rightPeak)/2;
}

aut.addEventListener(MouseEvent.CLICK, fl_MouseClickHandler);
function fl_MouseClickHandler(event:MouseEvent):void
{
    sound = autSnd;
    sng=1;
    gotoAndStop(2);
}

spr.addEventListener(MouseEvent.CLICK, fl_MouseClickHandler1);
function fl_MouseClickHandler1(event:MouseEvent):void
{
    sound = spriSnd;
    sng=2;
    gotoAndStop(2);
}

sum.addEventListener(MouseEvent.CLICK, fl_MouseClickHandler2);
function fl_MouseClickHandler2(event:MouseEvent):void
{
    sound = sumSnd;
    sng=3;
    gotoAndStop(2);
}

wint.addEventListener(MouseEvent.CLICK, fl_MouseClickHandler3);
function fl_MouseClickHandler3(event:MouseEvent):void
{
    //sound = wintSnd;
    //gotoAndStop(5);
}

操作层：第2帧

var pausePoint:Number = 0.00;
var isSPlaying:Boolean;

xstop.addEventListener(MouseEvent.CLICK, clickStop);
xplay.addEventListener(MouseEvent.CLICK, clickPlayPause);

nm.gotoAndStop(sng);
soundChannel = sound.play();
isSPlaying = true;

function clickPlayPause(evt:MouseEvent) {
    if (isSPlaying) {
        pausePoint = soundChannel.position;

        soundChannel.stop();
        isSPlaying = false;
    } else {
        soundChannel = sound.play(pausePoint);

        isSPlaying = true;
    }
}

function clickStop(evt:MouseEvent) {
    if (isSPlaying) {
        soundChannel.stop();
        isSPlaying = false;

    }
    pausePoint = 0.00;
}

function StopS() {
    soundChannel.stop();
    isSPlaying = false;
    pausePoint = 0.00;
}

nm.addEventListener(MouseEvent.CLICK, fl_MouseClickHandler_aur);
function fl_MouseClickHandler_aur(event:MouseEvent):void
{
    StopS();
    gotoAndStop("menu");
}

按钮层：第2帧

var pausePoint:Number = 0.00;
var isSPlaying:Boolean;

xstop.addEventListener(MouseEvent.CLICK, clickStop);
xplay.addEventListener(MouseEvent.CLICK, clickPlayPause);

nm.gotoAndStop(sng);
soundChannel = sound.play();
isSPlaying = true;

function clickPlayPause(evt:MouseEvent) {
    if (isSPlaying) {
        pausePoint = soundChannel.position;

        soundChannel.stop();
        isSPlaying = false;
    } else {
        soundChannel = sound.play(pausePoint);

        isSPlaying = true;
    }
}

function clickStop(evt:MouseEvent) {
    if (isSPlaying) {
        soundChannel.stop();
        isSPlaying = false;

    }
    pausePoint = 0.00;
}

function StopS() {
    soundChannel.stop();
    isSPlaying = false;
    pausePoint = 0.00;
}

nm.addEventListener(MouseEvent.CLICK, fl_MouseClickHandler_aur);
function fl_MouseClickHandler_aur(event:MouseEvent):void
{
    StopS();
    gotoAndStop("menu");
}

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请你发一些实际代码好吗？虽然它有助于告诉我们您认为自己做了什么，但也可能有一些您遗漏了。代码+1。您还应该看看控制台，告诉我们当它崩溃时是否有东西在那里写。