Author Topic: Outlook 2007 - Messaging Interface has returned unkown error - when sending mail  (Read 59960 times)

Offline aim2kill

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  • Posts: 1
I have exactly the same problem with Windows 7 x64 and Outlook 2007 in Outlook Only Mode.

If I deaktivate the "Comodo SecureEmail Core" Plugin at Outlook the problem is gone. But incoming emails are no longer decyiptet automatically.

I am using Outlook 2010 on Windows Seven x64 (32bit office software) with the Comodo Plugin only option. Outlook kept forgetting my settings for the signing and encrption certificate in
>trust center
>trust center settings
>e-mail security

I disabled the "Comodo Secure Email Core" and mine is now working fine.
I have comodo version:


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