@ -107,7 +107,7 @@ class rcmail
$this->action = asciiwords(get_input_value('_action', RCUBE_INPUT_GPC));
// reset some session parameters when changing task
if ($_SESSION['task'] != $this->task)
if ($this->session && $_SESSION['task'] != $this->task)
$this->session->remove('page');
// set current task to session