Dassault Systemes - Catia

Hi,

I have a problem with avast deleting cnext.exe from Dassault Systemes - Catia V5-6R2012.

I`m using avast for business version 17.2.2517(build 17.2.3419.64) and Windows 7 Pro SP1.

https://www.avast.com/false-positive-file-form.php

Thank you. Sent file.