}
// Next cached table is the referal system (refsystem)...
-if ($cacheInstance->cache_file("refsystem", true) == true) {
+if (($cacheInstance->cache_file("refsystem")) && ($cacheInstance->ext_version_matches("sql_patches"))) {
// Load referal system from cache
global $cacheArray;
$cacheArray['ref_system'] = $cacheInstance->cache_load();
} elseif (($_CONFIG['cache_refsys'] == "Y") && ($CSS != "1") && ($CSS != "-1")) {
// Create cache file here
$cacheInstance->cache_init("REFSYSTEM");
+ $cacheInstance->store_extension_version("sql_patches");
// Load all modules and their data
$result = SQL_QUERY("SELECT id, userid, level, counter FROM "._MYSQL_PREFIX."_refsystem ORDER BY userid, level", __FILE__, __LINE__);