same problem with me, looks as if there are many who have the problem,, I called Adobe once and
they deactivated me, then another told me to start a neww adobe account, I did, but still the same prob
lem. I can't use ADE anymore because i can't get deactivated, no on at Adobe has
This error occurs when your Adobe ID and the email address used to download the ebook does not match.
I have the same Adobe ID and the email address used to download the ebook, and still am getting the same error massage,
Try the techniques suggested in the article HERE (click
see if they work for you. Maybe?