Index: branches/unlabeled/unlabeled-1.22.2/core/kernel/kbase.php
===================================================================
diff -u -r5726 -r6012
--- branches/unlabeled/unlabeled-1.22.2/core/kernel/kbase.php	(.../kbase.php)	(revision 5726)
+++ branches/unlabeled/unlabeled-1.22.2/core/kernel/kbase.php	(.../kbase.php)	(revision 6012)
@@ -544,7 +544,7 @@
 		if( isset($field_options['options_sql']) )
 		{
 			// replace with query result
-			$select_clause = $field_options['option_title_field'].','.$field_options['option_key_field'];
+			$select_clause = '`'.$field_options['option_title_field'].'`,`'.$field_options['option_key_field'].'`';
 			$sql = sprintf($field_options['options_sql'], $select_clause, $this->Application->GetVar('m_lang'));
 
 			$options_hash = getArrayValue($field_options,'options');