With Outlook start :

The add-in c:\Program Files\Avast4\ashOutXT.dll could not be installed ou loaded. This problem may be resolved by using Detect and Repair on the Help menu.

I try to Repair, but the error wasn’t solved.

How can i solve this problem?

Thank you,

Mathieu

try a repair of Avast.
start > control panel > add/remove > avast > change/repair

I got the some problem.

Thank you,

Mathieu

same :slight_smile:

Which version of avast are you using?
Can’t you update to 4.5.546?

More informations here: http://forum.avast.com/index.php?board=2;action=display;threadid=7864