I cannot transfer books from Digital Editions to Nook - says "E_IO_WRITE - Failed to write destination file" I have used this for a year, and never encountered a problem before. There is ample storage on the Nook and I've temporarily disabled firewall, but still will not copy
Save the file who has only on the Reader.
Try to set the reader to default settings.
Then authorize again with Adobe ID.
Now Download the eBook again.