This message was created automatically by mail delivery software.

A message that you sent could not be delivered to one or more of its
recipients. This is a permanent error. The following address(es) failed:

  josefina@gmail.com
    host gmail-smtp-in.l.google.com [173.194.212.27]
    SMTP error from remote mail server after RCPT TO:<josefina@gmail.com>:
    550-5.1.1 The email account that you tried to reach does not exist. Please try
    550-5.1.1 double-checking the recipient's email address for typos or
    550-5.1.1 unnecessary spaces. Learn more at
    550 5.1.1  https://support.google.com/mail/?p=NoSuchUser v189-20020a1facc6000000b0043fcae8b18fsi1097537vke.226 - gsmtp