diff --git a/src/org/openbravo/retail/posterminal/LoginUtilsServlet.java b/src/org/openbravo/retail/posterminal/LoginUtilsServlet.java
--- a/src/org/openbravo/retail/posterminal/LoginUtilsServlet.java
+++ b/src/org/openbravo/retail/posterminal/LoginUtilsServlet.java
@@ -444,6 +444,9 @@
 
     List<MobileServerDefinition> serversList = servers.list();
     for (MobileServerDefinition server : serversList) {
+      if (server.isHiddenMode()) {
+        continue;
+      }
       if (server.isAllorgs()) {
         respArray.put(createServerJSON(server));
       } else {