diff --git a/lib/System.inc b/lib/System.inc
index a7560e2..7e29a7c 100644
--- a/lib/System.inc
+++ b/lib/System.inc
@@ -31,7 +31,7 @@ class System {
     function initialised() {
         global $default;
         
-        if ($this->db->query("SELECT count(*) AS count FROM system_settings WHERE name<>'lastIndexUpdate' AND name<>'filesystemRoot'")) {
+        if ($this->db->query("SELECT count(*) AS count FROM system_settings WHERE name<>'lastIndexUpdate' AND name<>'filesystemRoot' AND value<>''")) {
             $this->db->next_record();
             return ($this->db->f("count") > 0) ? true : false;
         }