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SPOTIFYPROMUSICCA23@gmail.com: host gmail-smtp-in.l.google.com[172.253.117.26] 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 d9443c01a7336-207946d8d8esi102337825ad.251 - gsmtp (in reply to RCPT TO command)