Program: 180409
Project: 180409
Buggy source:
private boolean writeTemplateColumn(BufferedWriter writer,String column) throws FishLinkException {
  String category=getCellValue(column,categoryRow);
  String field=getCellValue(column,fieldRow);
  String idType=getCellValue(column,idTypeRow);
  String external=getExternal(column);
  if (category == null || category.toLowerCase().equals("String_Node_Str")) {
    FishLinkUtils.report("String_Node_Str" + column + "String_Node_Str");
  }
  if (field == null) {
    FishLinkUtils.report("String_Node_Str" + column + "String_Node_Str");
    return false;
  }
  masterNameChecker.checkName(sheet.getSheetInfo(),category,field);
  if (field.equalsIgnoreCase("String_Node_Str") && !external.isEmpty()) {
    FishLinkUtils.report("String_Node_Str" + column + "String_Node_Str");
    return false;
  }
  if (idType != null && idType.equals(FishLinkConstants.ALL_LABEL)) {
    FishLinkUtils.report("String_Node_Str" + column + "String_Node_Str");
    return false;
  }
  ZeroNullType zeroNull=getZeroVsNull(column);
  writeUri(writer,category,field,idType,column,zeroNull);
  try {
    writer.write("String_Node_Str");
    writeType(writer,category);
  }
 catch (  IOException ex) {
    throw new FishLinkException("String_Node_Str",ex);
  }
  writeData(writer,category,column,zeroNull);
  writeAutoRelated(writer,category,column,zeroNull);
  writeAllRelated(writer,category,zeroNull);
  for (int row=firstConstant; row <= lastConstant; row++) {
    writeConstant(writer,category,column,row);
  }
  try {
    if (external.isEmpty()) {
      writeRdfType(writer,pid + "String_Node_Str" + sheet.getName()+ "String_Node_Str"+ category);
    }
    writer.write("String_Node_Str");
    writer.newLine();
    writer.newLine();
  }
 catch (  IOException ex) {
    throw new FishLinkException("String_Node_Str",ex);
  }
  return true;
}

Fixed version (ground truth):
private boolean writeTemplateColumn(BufferedWriter writer,String column) throws FishLinkException {
  String category=getCellValue(column,categoryRow);
  String field=getCellValue(column,fieldRow);
  String idType=getCellValue(column,idTypeRow);
  String external=getExternal(column);
  if (category == null || category.toLowerCase().equals("String_Node_Str")) {
    FishLinkUtils.report("String_Node_Str" + column + "String_Node_Str");
    return false;
  }
  if (field == null) {
    FishLinkUtils.report("String_Node_Str" + column + "String_Node_Str");
    return false;
  }
  masterNameChecker.checkName(sheet.getSheetInfo(),category,field);
  if (field.equalsIgnoreCase("String_Node_Str") && !external.isEmpty()) {
    FishLinkUtils.report("String_Node_Str" + column + "String_Node_Str");
    return false;
  }
  if (idType != null && idType.equals(FishLinkConstants.ALL_LABEL)) {
    FishLinkUtils.report("String_Node_Str" + column + "String_Node_Str");
    return false;
  }
  ZeroNullType zeroNull=getZeroVsNull(column);
  writeUri(writer,category,field,idType,column,zeroNull);
  try {
    writer.write("String_Node_Str");
    writeType(writer,category);
  }
 catch (  IOException ex) {
    throw new FishLinkException("String_Node_Str",ex);
  }
  writeData(writer,category,column,zeroNull);
  writeAutoRelated(writer,category,column,zeroNull);
  writeAllRelated(writer,category,zeroNull);
  for (int row=firstConstant; row <= lastConstant; row++) {
    writeConstant(writer,category,column,row);
  }
  try {
    if (external.isEmpty()) {
      writeRdfType(writer,pid + "String_Node_Str" + sheet.getName()+ "String_Node_Str"+ category);
    }
    writer.write("String_Node_Str");
    writer.newLine();
    writer.newLine();
  }
 catch (  IOException ex) {
    throw new FishLinkException("String_Node_Str",ex);
  }
  return true;
}