/// <summary> /// Default constructor. /// </summary> /// <param name="responseLine">SMTP server response line.</param> /// <exception cref="ArgumentNullException">Is raised when <b>responseLine</b> is null.</exception> public SMTP_ClientException(string responseLine) : base(responseLine.TrimEnd()) { if (responseLine == null) { throw new ArgumentNullException("responseLine"); } m_pReplyLines = new SMTP_t_ReplyLine[] { SMTP_t_ReplyLine.Parse(responseLine) }; }