error = get_from_url (url, true, false, boost::bind(&DownloadCertificatePanel::load_certificate_from_chain, this, _1));
if (error) {
*all_errors += "\n" + *error;
error = get_from_url (url, true, false, boost::bind(&DownloadCertificatePanel::load_certificate_from_chain, this, _1));
if (error) {
*all_errors += "\n" + *error;