return null;
return pk;
    public KeyRecoveryDataPK ejbCreate(BigInteger certificatesn, String issuerdn, String username,                                       byte[] keydata) throws CreateException {        setCertificateSN(certificatesn);        setIssuerDN(issuerdn);        setUsername(StringTools.strip(username));        setMarkedAsRecoverable(false);        setKeyDataFromByteArray(keydata);        KeyRecoveryDataPK pk = new KeyRecoveryDataPK(getCertSN(), issuerdn);        log.debug("Created Key Recoverydata for user " + username);        return null;    }