From 917cfd437f00245e5b26837bca9b70fe853600ff Mon Sep 17 00:00:00 2001
From: Samuel Georges <sam@daftspunk.com>
Date: Sat, 29 Aug 2015 16:45:01 +1000
Subject: [PATCH] Make sure a tab is defined always - Refs #1397

---
 modules/backend/classes/AuthManager.php | 5 ++++-
 1 file changed, 4 insertions(+), 1 deletion(-)

diff --git a/modules/backend/classes/AuthManager.php b/modules/backend/classes/AuthManager.php
index d77a3d0c0..c6eefb701 100644
--- a/modules/backend/classes/AuthManager.php
+++ b/modules/backend/classes/AuthManager.php
@@ -144,7 +144,10 @@ class AuthManager extends RainAuthManager
         $tabs = [];
 
         foreach ($this->listPermissions() as $permission) {
-            $tab = isset($permission->tab) ? $permission->tab : null;
+            $tab = isset($permission->tab)
+                ? $permission->tab
+                : 'backend::lang.form.undefined_tab';
+
             if (!array_key_exists($tab, $tabs)) {
                 $tabs[$tab] = [];
             }