// Sanity-check: Do we have ref level 0?
$result = SQL_QUERY("SELECT id FROM "._MYSQL_PREFIX."_refsystem WHERE level=0", __FILE__, __LINE__);
if (SQL_NUMROWS($result) > 0) {
+ // Remove index temporaly
+ SQL_QUERY("ALTER TABLE `"._MYSQL_PREFIX."_refsystem` DROP INDEX `userid_level`", __FILE__, __LINE__);
+
// Upgrade refsystem, ref-level 0 is silly here
SQL_QUERY("UPDATE "._MYSQL_PREFIX."_refsystem SET level=level+1", __FILE__, __LINE__);
+
+ // Add it again
+ SQL_QUERY("ALTER TABLE `"._MYSQL_PREFIX."_refsystem` ADD UNIQUE `userid_level` ( `userid` , `level` )", __FILE__, __LINE__);
+
+ // Rebuild cache
+ REBUILD_CACHE("refsystem", "refsystem");
} // END - if
// Free result
// Begin with all users in level one
$result_direct = SQL_QUERY("SELECT u.userid
-FROM "._MYSQL_PREFIX."_user_data AS u
+FROM `"._MYSQL_PREFIX."_user_data` AS u
WHERE u.refid=0
ORDER BY u.userid ASC", __FILE__, __LINE__);