autorization issues with ereader

[patriciab20467060]

Hello, when I try to authorize my KOBO Aura ereader in ADE. When I select authorize device I get the following error message:

E_ADEPT_USER_UNKNOWN

Anyone how can help with this?

[Nanaky]

Kobo Reader seems need a own app. Try this: Indulge your love of reading right from your computer | Rakuten Kobo