public function defaultFromColumnName($columnName, $patterns) {
if (!preg_match('/^[a-z0-9 ]$/i', $columnName)) {
- if ($columnKey = array_search($columnName, $this->_mapperFields)) {
+ if ($columnKey = array_search($columnName, $this->getFieldTitles())) {
$this->_fieldUsed[$columnKey] = TRUE;
return $columnKey;
}