# ReferenceError: Error #1074

**URL:** <https://forum.kirupa.com/t/referenceerror-error-1074/284088>\
**Category:** flash\
**Created:** [March 15, 2009, 12:08am UTC](https://forum.kirupa.com/t/referenceerror-error-1074/284088 "2009-03-15T00:08:35Z")\
**Posts on this page:** 1\
**Page:** 1

<div class="post-metadata">

**Author:** ![bobby123456789](https://avatars.discourse-cdn.com/v4/letter/b/e56c9b/32.png) [@bobby123456789](https://forum.kirupa.com/u/bobby123456789)\
**Post date:** [March 15, 2009, 12:08am UTC](https://forum.kirupa.com/t/referenceerror-error-1074/284088/1 "2009-03-15T00:08:35Z")

</div>

This is probably a noob question so here is my code:  
//---------------------------------------------------------------Variables  
stop();  
Key.initialize(stage);  
time = 60;  
Health = 106;  
steps = 2;  
endgamebool = false;  
spriteX = 265;  
score = 0;  
dragons = 6;  
DragonTimer = 0;  
dragoni = 1;  
endgame = false;  
nextDragon = 100;  
spriteY = 265;  
arrowActive = false;  
myTimer = new Timer(1000, 0);  
ArrowClip:arrowMC = new arrowMC();  
dragon1:dragonMC = new dragonMC();  
dragon1Active = false;  
dragon2:dragonMC = new dragonMC();  
dragon2Active = false;  
dragon3:dragonMC = new dragonMC();  
dragon3Active = false;  
dragon4:dragonMC = new dragonMC();  
dragon4Active = false;  
dragon5:dragonMC = new dragonMC();  
dragon5Active = false;  
dragon6:dragonMC = new dragonMC();  
dragon6Active = false;  
dragonActive:Array = new Array;  
dragonActive[1] = 0;  
dragonActive[2] = 0;  
dragonActive[3] = 0;  
dragonActive[4] = 0;  
dragonActive[5] = 0;  
dragonActive[6] = 0;  
myTimer.start();  
myTimer.addEventListener(TimerEvent.TIMER\_COMPLETE, completeHandler);  
myTimer.addEventListener(TimerEvent.TIMER,timerHandler);  
//---------------------------------------------------------------Main Loop  
countDown = function() {  
if (endgamebool != true){  
if(time \<= 0) {  
endgamebool = true;  
}  
//---------------------------------------------------------------Key Check  
if (Key.isDown(Keyboard.RIGHT) && spriteX\<510) {  
spriteX += steps;  
knight.legs.play();  
} else if (Key.isDown(Keyboard.LEFT) && spriteX\>40) {  
spriteX -= steps;  
knight.legs.play();  
}  
if (Key.isDown(Keyboard.UP) && arrowActive == false) {  
knight.arms.play();  
addChild(Arrow2Clip);  
arrows = Arrow2Clip;  
arrows.x = spriteX;  
arrows.y = spriteY+50;  
arrowActive = true;  
}  
//---------------------------------------------------------------Draw Dragon  
if (DragonTimer \>= nextDragon){  
DragonTimer = 0;  
nextDragon = (Math.random()_200)+75;  
if (dragoni==1 && dragonActive[dragoni]==0){  
addChild(dragon1);  
dragon1.y = 30 + (Math.random()15);  
dragon1.x = 604  
dragonActive[dragoni] = 1;  
dragoni++;  
}else if (dragoni==2 && dragonActive[dragoni]==0){  
addChild(dragon2);  
dragon2.y = 30 + (Math.random()15);  
dragon2.x = 604  
dragonActive[dragoni] = 1;  
dragoni++;  
}else if (dragoni==3 && dragonActive[dragoni]==0){  
addChild(dragon3);  
dragon3.y = 30 + (Math.random()15);  
dragon3.x = 604  
dragonActive[dragoni] = 1;  
dragoni++;  
}else if (dragoni==4 && dragonActive[dragoni]==0){  
addChild(dragon4);  
dragon4.y = 30 + (Math.random()15);  
dragon4.x = 604  
dragonActive[dragoni] = 1;  
dragoni++;  
}else if (dragoni==5 && dragonActive[dragoni]==0){  
addChild(dragon5);  
dragon5.y = 30 + (Math.random()15);  
dragon5.x = 604  
dragonActive[dragoni] = 1;  
dragoni++;  
}else if (dragoni==6 && dragonActive[dragoni]==0){  
addChild(dragon6);  
dragon6.y = 30 + (Math.random()15);  
dragon6.x = 604  
dragonActive[dragoni] = 1;  
dragoni++;  
}else{  
dragoni=1;  
}  
}  
DragonTimer++;  
//---------------------------------------------------------------Update Dragon(s)  
for (i=1;i\<=dragons;i++){  
if (dragonActive==1){  
dragonActive=0;  
if (i == 1 && dragon1.x\>=0){  
dragon1.x–;  
dragonActive=1;  
}else if (i == 2 && dragon2.x\>=0){  
dragon2.x–;  
dragonActive=1;  
}else if (i == 3 && dragon3.x\>=0){  
dragon3.x–;  
dragonActive=1;  
}else if (i == 4 && dragon4.x\>=0){  
dragon4.x–;  
dragonActive=1;  
}else if (i == 5 && dragon5.x\>=0){  
dragon5.x–;  
dragonActive_=1;  
}else if (i == 6 && dragon6.x\>=0){  
dragon6.x–;  
dragonActive\*=1;  
}else{  
dragonActive\*=0;  
}  
}  
if (dragonActive[1]==0 && dragon1.x \< 600){  
dragon1.x = 604;  
dragon1.y = 30 + (Math.random()\*15);  
Health–;  
}  
if (dragonActive[2]==0 && dragon2.x \< 600){  
dragon2.x = 604;  
dragon2.y = 30 + (Math.random()\*15);  
Health–;  
}  
if (dragonActive[3]==0 && dragon3.x \< 600){  
dragon3.x = 604;  
dragon3.y = 30 + (Math.random()\*15);  
Health–;  
}  
if (dragonActive[4]==0 && dragon4.x \< 600){  
dragon4.x = 604;  
dragon4.y = 30 + (Math.random()\*15);  
Health–;  
}  
if (dragonActive[5]==0 && dragon5.x \< 600){  
dragon5.x = 604;  
dragon5.y = 30 + (Math.random()\*15);  
Health–;  
}  
if (dragonActive[6]==0 && dragon6.x \< 600){  
dragon6.x = 604;  
dragon6.y = 30 + (Math.random()\*15);  
Health–;  
}  
}  
//---------------------------------------------------------------Update Pawel  
knight.x = spriteX;  
knight.y = spriteY;  
Health2.text = "Health: " + Health;  
time2.text = "time: " + time;  
//---------------------------------------------------------------Update Arrow  
if (arrowActive == true){  
if (arrows.hitTestObject(dragon1)){  
dragonActive[1] = 0;  
dragon1.x = 604;  
score++;  
}  
if (arrows.hitTestObject(dragon2)){  
dragonActive[2] = 0;  
dragon2.x = 604;  
score++;  
}  
if (arrows.hitTestObject(dragon3)){  
dragonActive[3] = 0;  
dragon3.x = 604;  
score++;  
}  
if (arrows.hitTestObject(dragon4)){  
dragonActive[4] = 0;  
dragon4.x = 604;  
score++;  
}  
if (arrows.hitTestObject(dragon5)){  
dragonActive[5] = 0;  
dragon5.x = 604;  
score++;  
}  
if (arrows.hitTestObject(dragon6)){  
dragonActive[6] = 0;  
dragon6.x = 460;  
score++;  
}  
score2.text = "Score: " + score;  
if (arrows.y\>-10){  
arrows.y -= 3;  
}else{  
removeChild(arrows);  
arrowActive = false;  
}  
}  
}else{  
Channel.stop();  
removeChild(dragon1);  
removeChild(dragon2);  
removeChild(dragon3);  
removeChild(dragon4);  
removeChild(dragon5);  
removeChild(dragon6);  
myTimer.reset();  
clearInterval(timerAS);  
gotoAndStop(3);  
}  
};  
timerAS = setInterval(countDown, 1);

I get the error  
ReferenceError: Error #1074: Illegal write to read-only property arrowMC on global.  
at PawelSprite\_fla::MainTimeline/frame422()

Can anyone help? Thanks.