SMTP Authentication error

[wajid67]

Hi All,

I have facing SMTP error last few days. I am using phpmailer to send email before it's working very well but last 2 days it's giving error SMTP: Password Not accepted from the server:535 Incorrect authentication data. after this error, if we wait for 30 mint then it will work.

I had verified the password in the Phpmailer as well as webmail it's correct. I have attached the screenshot of smtp log.

 

[pcreadycl]

Hi, used this:

Please turn on SMTP Authentication in your mail client errors

All of a sudden customers on different servers get the following error: SMTP error from remote mail server after RCPT TO:: 550-Please turn on SMTP Authentication in your mail client, or login to the 550-IMAP/POP3 server before sending your message. All have SMTP Authentication turned...

forums.cpanel.net

 

[cPanelLauren]

Hi @wajid67

Please let us know if you continue to experience issues or have further questions once you go over the linked thread.


Thanks!