Picasa (a google product) scans disk looking for jpgs. It assumes that there will be files in ...\My Documents\My pictures. This worked as advertised until I had problems with sound on DVD movies. Dell fixed that by installing new firmware for the DVD player. After that Picasa was able to find some files and directories some of the time. After fooling around with it for a while, now it finds no files at all.
I added a new user, moved the files and ran Picasa logged on as the new user. It works fine. Now, I could just make that new account the primary and forget about the problem. Only, I fear that this is just a symptom of something dire in the file system. Or maybe a registry problem. So I'm still looking for some kind of answer. Google has found the same problem with applications other than Picasa a that also search out and keep track of files as Picasa does. No solutions, though.
I asked Dell about this and they did spend several hours on line with me looking around but, nice as the tech was, got very little help. Oh, we did try a system restore to before the firmware update and Picasa still can't find the
A search of these fora did not turn up anything that seemed to apply. If you know of a thread that would help please point me there.