On Fri, 2016-05-13 at 23:17 -0453, William A. Mahaffey III wrote: > Is the disk or 1 of its partitions mounted ? If so, can it be > unmounted Hi William, its the only HDD on that machine. All the partitions are mounted. The error message refers to the HDD, not to any of the mounted partitions. > > WARNING: the kernel failed to re-read the partition table > > on /dev/sda (Device or resource busy). Thanks. -- Regards, Paul. England, EU. England's place is in the European Union.