E_Adepted_user_UNKNOWN

Hey,

i have a problem with Adobe digital Editions. if i want to copy an ebook on my tolino i recive the failure message E_Adepted_user_UNKNOWN.

I try to delet my authorize but this dosent work. If i try this i see the message please try again later.

Does someone have the same problem like me?

What can i do to solve the problem?

best regards and ty for your help