I get this problem on a recent installation of Edgy: Error trying to open /dev/sg0 exclusively (Permission denied)... retrying in 1 second. Error trying to open /dev/sg0 exclusively (Permission denied)... retrying in 1 second. Error trying to open /dev/sg0 exclusively (Permission denied)... retrying in 1 second. Error trying to open /dev/sg0 exclusively (Permission denied)... retrying in 1 second. Error trying to open /dev/sg0 exclusively (Permission denied)... retrying in 1 second. Error trying to open /dev/sg0 exclusively (Permission denied)... retrying in 1 second. Error trying to open /dev/sg0 exclusively (Permission denied)... retrying in 1 second. Error trying to open /dev/sg0 exclusively (Permission denied)... retrying in 1 second. Error trying to open /dev/sg0 exclusively (Permission denied)... retrying in 1 second. Error trying to open /dev/sg0 exclusively (Permission denied)... retrying in 1 second. readcd: Permission denied. Cannot open '/dev/sg0'. Cannot open SCSI driver. readcd: For possible targets try 'readcd -scanbus'. Make sure you are root. readcd: For possible transport specifiers try 'readcd dev=help'.
I checked and the CD is not mounted: $ mount /dev/sda1 on / type ext3 (rw,errors=remount-ro) proc on /proc type proc (rw,noexec,nosuid,nodev) /sys on /sys type sysfs (rw,noexec,nosuid,nodev) varrun on /var/run type tmpfs (rw,noexec,nosuid,nodev,mode=0755) varlock on /var/lock type tmpfs (rw,noexec,nosuid,nodev,mode=1777) procbususb on /proc/bus/usb type usbfs (rw) udev on /dev type tmpfs (rw,mode=0755) devshm on /dev/shm type tmpfs (rw) devpts on /dev/pts type devpts (rw,gid=5,mode=620) lrm on /lib/modules/2.6.17-10-generic/volatile type tmpfs (rw) binfmt_misc on /proc/sys/fs/binfmt_misc type binfmt_misc (rw) $ -- Couldn't make iso file from gnomebaker: unable to get excusive access to drive https://launchpad.net/bugs/64025 -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs