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535 Incorrect Authentication Data

Discussion in 'E-mail Discussions' started by AnT0039, Jul 15, 2016.

  1. AnT0039

    AnT0039 Registered

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    Reseller Owner
    SMTP -> ERROR: Password not accepted from server: 535 Incorrect authentication data
    SMTP Error: Could not authenticate. Mailer Error: SMTP Error: Could not authenticate.


    i dont have no firewall.
     
  2. cPanelMichael

    cPanelMichael Forums Analyst
    Staff Member

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    Hello,

    Have you tried logging in via Webmail to verify your email account username and password are valid? Do you have root access to this system? Please ensure you follow the guidelines from Guide To Opening An Effective Forums Thread.

    Thank you.
     
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