This is the message i get when i try to format hardrvive. WTF? is there some service running i don't know about. I disabled norton antivirus, thats the only thing i know that runs in the backgound.
The type of the file system is NTFS.
WARNING, ALL DATA ON NON-REMOVABLE DISK
DRIVE C: WILL BE LOST!
Proceed with Format (Y/N)? Y
Format cannot run because the volume is in use by another
process. Format may run if this volume is dismounted first.
ALL OPENED HANDLES TO THIS VOLUME WOULD THEN BE INVALID.
Would you like to force a dismount on this volume? (Y/N) Y
Cannot lock the drive. The volume is still in use.