Failed while updating boot sectors disk
Please verify all of your external USB devices are disconnected before proceeding.This fix works on all major Windows versions including Vista, 7, 8 and 8.1 and most likely later versions To repair your boot records, you have to launch the start-up option “repair your computer”.
Four additional 8-digit hex numbers may appear in parentheses, usually unique to your computer and the particular situation.
Here we will look at the causes, fixes and preventative measures for instances involving external drives being used with Windows XP and Windows Vista/7/8. DO NOT WRITE A NEW PARTITION TABLE IF YOU DID NOT SEE YOUR FILES/FOLDERS That means the proper partition table was not found and you will have to try a different technique to recover your data.
Common error messages associated with the sudden inability to access an external hard disk drive. As I mentioned at the start of this repair, this disk also has corruption in the boot sector of the partition that we are trying to make visible again.
So using this approach, the rebuild is the 5th step!
By using a Hot-Spare your RAID will skip the first two very important steps and then run steps 3, 4 and 5 automatically.
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Conventional wisdom about Hot-Spares teaches us that it is a very nice idea: minimizing degraded array state, etc. It’s true that a Hot-Spare helps to minimize the duration of a degraded array state but our goal of creating a Redundant Array of Inexpensive Disks is to continue operation and not to lose data in the event of a drive failure.