program/steps/mail/show.inc
@@ -53,7 +53,7 @@ $mbox_name = $IMAP->get_mailbox_name(); // calculate Etag for this request $etag = md5($MESSAGE['UID'].$mbox_name.session_id().intval($MESSAGE['headers']->mdn_sent).intval($MESSAGE['is_safe']).intval($PRINT_MODE)); $etag = md5($MESSAGE['UID'].$mbox_name.session_id().intval($MESSAGE['headers']->mdn_sent).intval($MESSAGE['headers']->seen).intval($MESSAGE['is_safe']).intval($PRINT_MODE)); // allow caching, unless remote images are present if ((bool)$MESSAGE['is_safe'])
