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[platal.git] / classes / session.php

diff --git a/classes/session.php b/classes/session.php
index c52e239..28a02d2 100644 (file)
--- a/classes/session.php
+++ b/classes/session.php
@@ -27,7 +27,7 @@ class Session
         if (empty($_SESSION['challenge'])) {
             $_SESSION['challenge'] = sha1(uniqid(rand(), true));
         }
-        if (!isset($_SESSION['perms'])) {
+        if (!isset($_SESSION['perms']) || !($_SESSION['perms'] instanceof FlagSet)) {
             $_SESSION['perms'] = new FlagSet();
         }
     }