From 01184890013b87f9be389055305fc8690b4e31b4 Mon Sep 17 00:00:00 2001
From: Michael Jumper <mjumper@apache.org>
Date: Mon, 28 Jun 2021 12:54:15 -0700
Subject: [PATCH] GUACAMOLE-724: ManagedClientGroup.forEach() must not attempt
 to visit non-existent clients.

---
 .../main/frontend/src/app/client/types/ManagedClientGroup.js | 5 +++++
 1 file changed, 5 insertions(+)

diff --git a/guacamole/src/main/frontend/src/app/client/types/ManagedClientGroup.js b/guacamole/src/main/frontend/src/app/client/types/ManagedClientGroup.js
index 28364477f..a04409550 100644
--- a/guacamole/src/main/frontend/src/app/client/types/ManagedClientGroup.js
+++ b/guacamole/src/main/frontend/src/app/client/types/ManagedClientGroup.js
@@ -255,8 +255,13 @@ angular.module('client').factory('ManagedClientGroup', ['$injector', function de
         var current = 0;
         for (var row = 0; row < group.rows; row++) {
             for (var column = 0; column < group.columns; column++) {
+
                 callback(group.clients[current], row, column, current);
                 current++;
+
+                if (current >= group.clients.length)
+                    return;
+
             }
         }
     };