Error: Missing credentials for "PLAIN" at SMTPConnection._formatError · Issue #1039 · nodemailer/nodemailer · GitHub
![Postfix SMTP server: errors from localhost.localdomain[127.0.0.1] | Howtoforge - Linux Howtos and Tutorials Postfix SMTP server: errors from localhost.localdomain[127.0.0.1] | Howtoforge - Linux Howtos and Tutorials](http://images.sjau.ch/img/cf60028c.png)
Postfix SMTP server: errors from localhost.localdomain[127.0.0.1] | Howtoforge - Linux Howtos and Tutorials
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my "run self test" is not working while installing SMTP Pro Email extention..i face following error msg - Magento Stack Exchange
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