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ruby-on-railsgmailmailer

Rails mailer smtp authentication error

my mailer can't work because of this error. I can't understannd why. I use G-suite for my email.

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Thanks very much for your help !

Solution

  • Reason: Google was blocking access from unknown location (app in production)

    Solution: go to following link and turn on https://www.google.com/settings/security/lesssecureapps