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luizgustaoribeiro082@gmail.com: host gmail-smtp-in.l.google.com[142.250.125.26] said: 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. For more information, go to 550 5.1.1 https://support.google.com/mail/?p=NoSuchUser e9e14a558f8ab-3a1a572419esi26291175ab.138 - gsmtp (in reply to RCPT TO command)