Program: 65712
Project: 65712
Buggy source:
/** 
 * INTERNAL: Initialized the inheritance properties of the descriptor once the mappings are initialized. This is done before formal postInitialize during the end of mapping initialize.
 */
public void initialize(AbstractSession session){
  super.initialize(session);
  if (!this.shouldUseClassNameAsIndicator() && (namespaceResolver != null)) {
    Iterator<Map.Entry> entries=new HashMap(getClassIndicatorMapping()).entrySet().iterator();
    while (entries.hasNext()) {
      Map.Entry entry=entries.next();
      Object key=entry.getKey();
      if (key instanceof String) {
        QName qname;
        String indicatorValue=(String)key;
        int index=indicatorValue.indexOf(XMLConstants.COLON);
        if (index != -1) {
          String prefix=indicatorValue.substring(0,index);
          String localPart=indicatorValue.substring(index + 1);
          String uri=namespaceResolver.resolveNamespacePrefix(prefix);
          qname=new QName(uri,localPart);
        }
 else {
          if (namespaceResolver != null) {
            qname=new QName(namespaceResolver.getDefaultNamespaceURI(),indicatorValue);
          }
 else {
            qname=new QName(indicatorValue);
          }
        }
        getClassIndicatorMapping().put(qname,entry.getValue());
      }
    }
  }
  if (getClassIndicatorField() != null) {
    XMLField classIndicatorXMLField;
    try {
      classIndicatorXMLField=(XMLField)getClassIndicatorField();
    }
 catch (    ClassCastException ex) {
      classIndicatorXMLField=new XMLField(getClassIndicatorField().getName());
      setClassIndicatorField(classIndicatorXMLField);
    }
    XPathFragment frag=classIndicatorXMLField.getLastXPathFragment();
    if ((frag != null) && frag.hasNamespace() && (namespaceResolver != null)) {
      String uri=namespaceResolver.resolveNamespacePrefix(frag.getPrefix());
      classIndicatorXMLField.getLastXPathFragment().setNamespaceURI(uri);
    }
  }
}

Fixed version (ground truth):
/** 
 * INTERNAL: Initialized the inheritance properties of the descriptor once the mappings are initialized. This is done before formal postInitialize during the end of mapping initialize.
 */
public void initialize(AbstractSession session){
  super.initialize(session);
  if (!this.shouldUseClassNameAsIndicator() && (namespaceResolver != null)) {
    Iterator<Map.Entry> entries=new HashMap(getClassIndicatorMapping()).entrySet().iterator();
    while (entries.hasNext()) {
      Map.Entry entry=entries.next();
      Object key=entry.getKey();
      if (key instanceof String) {
        QName qname;
        String indicatorValue=(String)key;
        int index=indicatorValue.indexOf(XMLConstants.COLON);
        if (index != -1) {
          String prefix=indicatorValue.substring(0,index);
          String localPart=indicatorValue.substring(index + 1);
          String uri=namespaceResolver.resolveNamespacePrefix(prefix);
          qname=new QName(uri,localPart);
        }
 else {
          if (namespaceResolver != null) {
            qname=new QName(namespaceResolver.getDefaultNamespaceURI(),indicatorValue);
          }
 else {
            qname=new QName(indicatorValue);
          }
        }
        getClassIndicatorMapping().put(qname,entry.getValue());
      }
    }
  }
  if (isRootParentDescriptor() && getClassIndicatorField() != null) {
    XMLField classIndicatorXMLField;
    try {
      classIndicatorXMLField=(XMLField)getClassIndicatorField();
    }
 catch (    ClassCastException ex) {
      classIndicatorXMLField=new XMLField(getClassIndicatorField().getName());
      setClassIndicatorField(classIndicatorXMLField);
    }
    XPathFragment frag=classIndicatorXMLField.getLastXPathFragment();
    if ((frag != null) && frag.hasNamespace() && (namespaceResolver != null)) {
      String uri=namespaceResolver.resolveNamespacePrefix(frag.getPrefix());
      classIndicatorXMLField.getLastXPathFragment().setNamespaceURI(uri);
    }
  }
}