@
bobross
That image is your encrypted HDD, the tool will decrypt the file "sectors" and it must be multiple of 200 bytes.
For me it doesn't work with the full (80 GB) HDD, maybe you should split the image and decrypt 1-2 GB (multiple of 200 bytes) per time.
http://unixhelp.ed.ac.uk/CGI/man-cgi?split
(I got the informations from zecoxao

)