my $doku_result = $dbh->selectrow_array ("SELECT doku_id FROM doku_posten WHERE bestell_id = ? AND "
				. "doku_id = ? AND passwort = ?", undef, $bestell_id, $doku_id, $pwd);
if ($doku_result){
	
	$peh->schwerer_fehler ("Dokument/Passwort stimmt nicht");

}