Activation Error : 311 for Evo 9 
Auteur : Valentin L.
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I installedthe OSand wanted toinstallEvo 9 and i have aproblem when activatingthe licenseforEvo9.Enterlicense,thenthe following messageappears:
ATTENTION : The Licence Key entered correspondes to a version that has been upgraded therefore it is not valid.
I mentionthatI don't haveinstalledEvo10 onPC.
Posté le
Hello Valentin,
You upgraded the licence of Version 9 to Version 10 and now you can install only Version 10.
Please feel free to write back if you need more information.