I forgot to add the event log....These are the errors that are in there ---they are of 4 kinds which repeated over and over as I made a lot of unsucessfull attempts.****Event ID = 11The driver detected a controller error on \Device\Harddisk1\DR19. ****Event ID = 51An error was detected on device \Device\Harddisk1\DR11 during a paging operation. ****Event ID = 31dmio: Harddisk1 write error at block 117210048 due to disk removal ****Event ID = 30dmio: Harddisk1 write error at block 117210239: status 0xc0000185 ****Does this help indicate what the problem is ???