def set_login_error_prompt(self, error=None):
        """
        Defines a pattern that is used to monitor the response of the
        connected host during the authentication procedure.
        If the pattern matches an error is raised.

        :type  error: RegEx
        :param error: The pattern that, when matched, causes an error.
        """
        if error is None:
            self.manual_login_error_re = error
        else:
            self.manual_login_error_re = to_regexs(error)
Defines a pattern that is used to monitor the response of the
        connected host during the authentication procedure.
        If the pattern matches an error is raised.

        :type  error: RegEx
        :param error: The pattern that, when matched, causes an error.