? > When I ejected the blank DVD+RW's after the failed burn, they appear to > have data written on the inner part of the disc, but K3B doesn't even > start the write before it fails. > What does 'dvd+rw-mediainfo' return when you have DVD+RW in the drive? Notice as well that you should turn off automount when you want to burn things on CD/DVD. First you have to burn and then mount. So if you get a pop up window after inserting the DVD or CD in the drive, close the window and make sure the CD or DVD is not mounted anymore before you burn.