loadIncludeOnce('inc/libs/refback_functions.php');
// Sanity-check: Do we have ref level 0?
-$result = SQL_QUERY('SELECT `id` FROM `{?_MYSQL_PREFIX?}_refsystem` WHERE `level`=0', __FILE__, __LINE__);
+$result = SQL_QUERY('SELECT `id` FROM `{?_MYSQL_PREFIX?}_refsystem` WHERE `level`=0 OR `level` IS NULL', __FILE__, __LINE__);
if (!SQL_HASZERONUMS($result)) {
// Remove index temporaly
SQL_ALTER_TABLE('ALTER TABLE `{?_MYSQL_PREFIX?}_refsystem` DROP INDEX `userid_level`', __FILE__, __LINE__);