Полный код ошибки:

Код:
TypeError: Error #1010: Термин не определен и не имеет свойств.
at com.***.***::TextMetric()
at com.***.***::ResultTextField/selectionInit()
TextMetric():

Код AS3:
function selectionInit (e:Event) {
Mertic = new TextMetric(resTF, resTF.mouseX, resTF.mouseY);
if (Mertic.sentMetric == true) {
//записываем номер выделенного предложения в событие
var assetEvent:TextFieldEvent = new TextFieldEvent(TextFieldEvent.SENT_SELECTED);
assetEvent.sentNumber = Mertic.selectedSent;
dispatchEvent(assetEvent);
//выделяем предложение
sentenceSelect(Mertic.startSentNum, Mertic.endSentNum);
} else {
clearSentSelection();
}
if (Mertic.wordMetric == true) {
wordSelect(Mertic.startWordNum, Mertic.endWordNum);
} else {
clearWordSelection();
}
}
ResultTextField/selectionInit():

Код AS3:
package com.***.*** {
import flash.text.TextField;
import com.***.***.WWT;
public class TextMetric {
var wwt:WWT = new WWT();
var sentCount:int;
var startSentNum:int;
var endSentNum:int;
var sentMetric:Boolean = new Boolean(false);
var wordMetric:Boolean = new Boolean(false);
var startWordNum:int;
var endWordNum:int;
var selectedSent:int;
const DROP_SENTENCE:RegExp = /(\?+ |\!+ |\!\?+ |\?\!+ *|\.+ |\r)/
const SHORT_WORDS:RegExp = /(Dr\. |dr\. |Mr\. |mr\. |Mrs\. |mrs\. )/
const DROP_SENT_BY_TAG:RegExp = /(<\/sent\d>)(<sent\d>)/
const DROP_SENT_BY_TAG_CORRECT:RegExp = /<\/sent\d>/
public function TextMetric (obj:TextField, x:Number, y:Number){
var array:Array = wwt.getSentArray(obj.text);
var position:int = obj.getCharIndexAtPoint(x, y);
var stSCh:Number = new Number(0);
var enSCh:Number = new Number(array[0].length);
if (position != -1) {
position == 0 ? position = 1 : position = position
sentCount = array.length;
position++;
for (var i = 0; i < sentCount; i++) {
if ((stSCh < position) && (position < enSCh)) {
selectedSent = i+1;
break;
}
stSCh += array[i].length;
enSCh += array[i+1].length;
}
position--;
while (obj.text.substring(stSCh, stSCh+1) == " ") {
stSCh++;
}
startSentNum = stSCh;
endSentNum = enSCh-1;
sentMetric = true;
if (obj.text.substring(position, position+1) == ".") {
wordMetric = false;
} else {
var expString:String = wwt.symbolsToSpaces(obj.text);
startWordNum = expString.lastIndexOf(" ", position);
startWordNum == -1 ? startWordNum = 0 : startWordNum++
endWordNum = expString.indexOf(" ", position);
endWordNum == -1 ? endWordNum = obj.length : endWordNum = endWordNum
wordMetric = true;
}
} else {
wordMetric = false;
sentMetric = false;
}
}
}
}