As3 error #1009 cant find out - actionscript-3

Question

Have been looking at this code for hours cant find out whats wrong :X
please somebody help me figure this out im going crazy
I still have a huge problem i go to the frame 1 and i see the frame 3 on background still running... and when the game restarts ships and stuff still there idk how to "restart" that :/
/* Código que pára a timeline na 1 frame para que o menu continue apresentado*/
stop();
import flash.text.Font;
Font.registerFont(space);
/*Movimenta a nave fazendo a seguir os movimentos do rato e esconde o cursor do sistema operacional*/
addEventListener( Event.ENTER_FRAME, gameLoop );
// create the array for the bullets
var bullets:Array = [];
// create the array for the enemies
var enemies:Array = [];
var pontos=0;
var toma:TOMA = new TOMA();
stage.addChild(arma_tiro);
arma_tiro.mouseEnabled = false;
arma_tiro.addEventListener(Event.ENTER_FRAME, fl_CustomMouseCursor);
function fl_CustomMouseCursor(event:Event)
{
arma_tiro.x = stage.mouseX;
}
Mouse.hide();
/* Mouse Click Event
Clicking on the specified symbol instance executes a function in which you can add your own custom code.
Instructions:
1. Add your custom code on a new line after the line that says "// Start your custom code" below.
The code will execute when the symbol instance is clicked.
*/
stage.addEventListener(MouseEvent.CLICK, fl_MouseClickHandler_3);
function fl_MouseClickHandler_3( event:MouseEvent ):void
{
toma.play();
// create the bullet
var bullet:bullet_ = new bullet_();
addChild(bullet);
bullet.x=arma_tiro.x;
bullet.y=arma_tiro.y;
// add the bullet to the bullets array
bullets.push(bullet);
bullet.addEventListener(Event.ENTER_FRAME, moverbala);
}
function moverbala(event:Event):void // função para mover a bala para cima */
{
event.target.y=event.target.y-20;
}
//stage.addEventListener(Event.ENTER_FRAME, Primeira);
setInterval(Primeira, 1500) ; //define intervalo de tempo entre as varias repetiçoes da funçao
function Primeira():void
{
var invader1:invader_1 = new invader_1();
addChild(invader1);
invader1.x=0;
invader1.y=120;
enemies.push( invader1 );
invader1.addEventListener(Event.ENTER_FRAME, mover1);
}
function mover1(event:Event):void
{
event.target.x+= -9;
}
//Nave 2
setInterval(Segunda, 750) ; //define intervalo de tempo entre as varias repetiçoes da funçao
function Segunda():void
{
var invader2:invader_2 = new invader_2();
addChild(invader2);
invader2.x=0;
invader2.y=85;
enemies.push( invader2 );
invader2.addEventListener(Event.ENTER_FRAME, mover2);
}
function mover2(event:Event):void // função para mover a nave para lado direito */
{
event.target.x+=-5;
}
//Nave 3
setInterval(Terceira, 1000) ; //define intervalo de tempo entre as varias repetiçoes da funçao
function Terceira():void
{
var invader3:invader_3 = new invader_3();
addChild(invader3);
invader3.x=0;
invader3.y=45;
enemies.push( invader3 );
invader3.addEventListener(Event.ENTER_FRAME, mover3);
}
function mover3(event:Event):void // função para mover a nave para lado direito */
{
event.target.x+=-3;
}
//bonus
setInterval(bonus, 7500) ; //define intervalo de tempo entre as varias repetiçoes da funçao
function bonus():void
{
var bonus:bonus_1 = new bonus_1();
addChild(bonus);
bonus.x=0;
bonus.y=15;
enemies.push(bonus);
bonus.addEventListener(Event.ENTER_FRAME, mover4);
}
function mover4(event:Event):void // função para mover a nave para lado direito */
{
event.target.x+=-5;
}
function gameLoop(event:Event):void
{
var firstLoop:Boolean = true;
// loop to move/remove the bullets
for( var a:int = bullets.length-1; a>=0; a-- )
{
bullets[a].y -= 20;
// if the bullet is not on screen anymore, remove it from array
if( bullets[j].y < 0 )
{
removeChild( bullets[a] );
bullets.splice(a,1);
continue;
}
}
// loop enemies
for( var i:int = enemies.length-1; i>=0; i-- )
{
// move the enemy
enemies[i].x += 10;
// loop the bullets to see if on collide the enemy
for( var j:int = bullets.length-1; j>=0; j-- )
{
// test collision with the enemy
if( enemies[i].hitTestObject( bullets[j] ))
{
// make your enemy dead
removeChild( enemies[i] );
pontos++;
// remove it from the array
enemies.splice(i,1);
pontox.text = String(pontos);
}
}
}
}
/* Countdown Timer
Counts down from a specified number of seconds.
Instructions:
1. To change the length of the countdown, change the value 10 in the first line below to the number of seconds you want.
*/
pontoss.text= "pontos";
tempos.text = "tempo";
var fl_SecondsToCountDown:Number = 30;
var fl_CountDownTimerInstance:Timer = new Timer(1000, fl_SecondsToCountDown);
fl_CountDownTimerInstance.addEventListener(TimerEvent.TIMER, fl_CountDownTimerHandler);
fl_CountDownTimerInstance.start();
function fl_CountDownTimerHandler(event:TimerEvent):void
{
if (fl_SecondsToCountDown >1)
{
tempo.text = String(fl_SecondsToCountDown);
fl_SecondsToCountDown--;
};
if (fl_SecondsToCountDown == 2)
{
stop();
gotoAndStop(1);
};
}

Answer 1

Don't you intend to stop the timer?
So perhaps you meant fl_CountDownTimerInstance.stop(); instead of stop()..
//..
if (fl_SecondsToCountDown == 2)
{
fl_CountDownTimerInstance.stop();
gotoAndStop(1);
};
}
//..