From 6c34d69887c04d3a52c665f3f528ad401851f898 Mon Sep 17 00:00:00 2001
From: alec <alec@208e9e7b-5314-0410-a742-e7e81cd9613c>
Date: Mon, 19 Dec 2011 10:23:09 +0000
Subject: - Fix "PHP Warning: Invalid argument supplied for foreach()"
 (#1488264)

git-svn-id: https://svn.roundcube.net/trunk@5630 208e9e7b-5314-0410-a742-e7e81cd9613c
---
 roundcubemail/program/steps/settings/folders.inc | 10 ++++++----
 1 file changed, 6 insertions(+), 4 deletions(-)

diff --git a/roundcubemail/program/steps/settings/folders.inc b/roundcubemail/program/steps/settings/folders.inc
index 31f31a32a..7364c6eec 100644
--- a/roundcubemail/program/steps/settings/folders.inc
+++ b/roundcubemail/program/steps/settings/folders.inc
@@ -293,10 +293,12 @@ function rcube_subscription_form($attrib)
         if (!$disabled && $folder['virtual'] && $folder['level'] == 0 && !empty($namespace)) {
             $fname = $folder['id'] . $delimiter;
             foreach ($namespace as $ns) {
-                foreach ($ns as $item) {
-                    if ($item[0] === $fname) {
-                        $disabled = true;
-                        break 2;
+                if (is_array($ns)) {
+                    foreach ($ns as $item) {
+                        if ($item[0] === $fname) {
+                            $disabled = true;
+                            break 2;
+                        }
                     }
                 }
             }
-- 
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