Postfix/smtp sasl login authefication failed

  • Hello friends,
    i have a small problem with webmail. Yesterday everything was ok, i send and receive mail with not problem. But today when i try to send mail with roundcube alerts me this error:
    SMTP ERROR (250) Wrong username/password.


    Why this happened? And how to fix them. Thank you!


    EDIT: I fix the problem with imscp-autoinstall -d Regards! Best panel ever!

    Edited 2 times, last by chzn ().