* Removed a warning

git-svn-id: https://svn.code.sf.net/p/squirrelmail/code/trunk/squirrelmail@1351 7612ce4b-ef26-0410-bec9-ea0150e637f0

diff --git a/functions/prefs.php b/functions/prefs.php
index d2d75560871aa5b5e2c09f7f93c72ee940748929..72f3c445995c126c0f5f76e69b1b88d4277477fb 100644 (file)
--- a/functions/prefs.php
+++ b/functions/prefs.php
@@ -103,7 +103,7 @@
       global $prefs_cache;
       
       cachePrefValues($data_dir, $username);
-      if ($prefs_cache[$string] == $set_to)
+      if (isset($prefs_cache[$string]) && $prefs_cache[$string] == $set_to)
          return;
       if ($set_to == '') {
          removePref($data_dir, $username, $string);