. Fortunately I had backed up all the data! I bought a new 320 gig HD and installed the latest firmware. 
All is well, except, Firefly doesn't list .flac files. .ogg and .mp3 files are displayed and are played using rhythmbox. Flac's are listed in both bubba's web page and on bubba server on my network. it is the same with several distros.
Thank you to Excito for an excellent, durable product.
Thank you in advance to anyone willing to help.
Vince
SOLVED!!!!!!! I will post the solution in the Wiki soon. In the meantime email - kb3om@hotmail.com