diff --git a/wrenchboard/src/shared_tool/family_acc.cc b/wrenchboard/src/shared_tool/family_acc.cc
index 127183ec..ca9f2783 100644
--- a/wrenchboard/src/shared_tool/family_acc.cc
+++ b/wrenchboard/src/shared_tool/family_acc.cc
@@ -123,7 +123,7 @@ long  WrenchFamilyInvite(CVars in, CVars &out){
         out["invite_id"] ="0";// we will set if all okay
         const PGresult *res = pgsql_query("SELECT id FROM members_family_relative  "
                                           " WHERE LOWER('%s') = LOWER(email) AND member_id= %lu", in["email"].c_str(), member_id);
-        if (res != NULL && pgsql_num_rows(res) == 0) {
+        if (res != NULL && pgsql_num_rows(res) > 0 && pgsql_num_rows(res) == 0 ) {
 
             CVars xx;
             xx["member_id"] = member_id;