I received the error message “E_LIC_ALREADY_FULFILLED_BY_ANOTHER_USER.” What do I do?

Verify that you have authorized Adobe Digital Editions with an Adobe ID by following the below steps.

• Click “Help” at the top of Adobe Digital Editions.
• If “Authorization Information” is grayed out, please authorize your Adobe Digital Editions by clicking “Authorize Computer” and entering your Adobe ID credentials.
• If you have previously downloaded your book to another computer, please use the same Adobe ID when authorizing subsequent devices.
• We may need to reissue you a new link, please contact us at orders@cognella.com or 858-800-2675.