}
    public DcerpcException(String msg) {
        super(msg);
    }
    public DcerpcException(String msg, Throwable rootCause) {
        super(msg);
        this.rootCause = rootCause;
    }
    public int getErrorCode() {
        return error;
    }
    public Throwable getRootCause() {
        return rootCause;
    }
    public String toString() {
        if (rootCause != null) {