email "protocol error" from McAfee re MS Outlook email

Discussion in 'Microsoft Outlook Discussion' started by Guest, Apr 2, 2006.

  1. Guest

    Guest Guest

    trying to send email and received error message which read, in part:"

    550 5.7.1 authenication req'd...." contact email provider. I don't
    understand the message which popped up from a McAfee Virus Scan -- "protocol
    error" and does not permit me to send the email. Can somebody help
    Guest, Apr 2, 2006
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