--- node_import.inc	2009-02-25 21:43:13.000000000 +0000
+++ node_import-477850-5.inc	2009-07-22 07:35:17.000000000 +0100
@@ -208,6 +208,10 @@ function node_import_fields($type, $rese
         case 'weight':
           $fields[$type][$fieldname]['preprocess'][] = 'node_import_check_weight';
           break;
+
+        case 'basic_node_reference':
+          $fields[$type][$fieldname]['preprocess'][] = 'node_import_check_basic_node_reference';
+          break;
       }
     }