I've been successfully downloading epub books onto my laptop, and transfering them to my kobo reader. I had a book on loan which expired, and attempted to reinstall the book (which I've done previously). To accomplish this, I always remove the originally downloaded volume from the library and device, and then download the newly borrowed same volume. This has worked very well for weeks. Yesterday and today, it is not, and to my knowledge, I have checked and re-checked everything in detail.
I'm using Adobe Digital Editions 4.0, on Windows 7. I have reviewed MANY of the previous problems, and have:
I have looked for a troubleshoot / update option in ADE, without finding it.
I would appreciate some specific direction - I'm frustrated.