Index: src/Cluster.cpp
===================================================================
--- src/Cluster.cpp     (revision 1432)
+++ src/Cluster.cpp     (working copy)
@@ -210,6 +210,9 @@

        for (sit_t sit = mServers.begin(); sit != mServers.end(); ++sit) {
                server_t& srv = sit->second;
+               if (srv.kind == T_PREVIEW)
+                       continue;
+
                for (hit_t hit = srv.hosts.begin(); hit != srv.hosts.end(); ++hit) {
                        ret = ((hit->second.guests.count(guest_id)?true:false) || ret);
                };