Recently upgraded from version 37f 13/1 to 37f 13/3 (full downloads) , bad mistake, WD stopped downloading data properly from startup.
data download progress bar would get to about 17-20% and freeze after a short while it would start processing what little it had downloaded and carry on leaving large gaps of data in log file, this would happen each time prog was shut down and restarted,reverted back to 37f 13/1, everything fine again
comp spec:- 3.3khz pentium Duo 3gig ram, 500gig HD, win XP home sp2
Davis VP2 wireless/Solar/UV