email sending problems

  civicr 14:49 31 Aug 2013
Locked

Hi , since installing avast antivirus i now cant send emails. i get this message . An unknown error was returned from the SMTP server.

Subject '' Server Error: 564 Server Response: 564 : We were unable to deliver your message. Please try resending your message by adding some text. Server: 'smtp.tools.sky.com' Windows Live Mail Error ID: 0x800CCC61 Protocol: SMTP Port: 465 Secure(SSL): Yes Any ideas why. Civicr

  Jollyjohn 15:43 31 Aug 2013

Hi

In Live Mail go Accounts, Properties, Servers and tick the Box "My server requires authentication" If already ticked, un tick and try again.

Also check in Avast Security, Mail shield, settings - look for ssl setting

  civicr 16:29 31 Aug 2013

Just done that and no difference

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