Bernard (HE12025-08-05): > Thanks to everyone for your replies. I tested everything : cable, usb port > etc... with no results. In the end, I had the idea to remove gphoto2 and > re-install. No success at all. Next, I did again remove gphoto2 as well as > libgphoto2-6... and I re-installed both... Then, gphoto2 did work again !! > (just as previously, that is, it only works after 2 or 3 dead trials, the > dead times gphoto2 reckognize the camera but gphoto2 -L fails to work)... > > But then, ever since I de-installed and re-installed libgphoto2-6, my old > scanner is no longer reckognized !! (EpsonScan V500). I tried to re-install > the scanner with no success... I saw comments on the web about this old > Epson scanner : users encounter problems with it on recent Debian > distros... therefore most of them have now opted for "VueScan", which works > well, but the licence costs $30 a year !
Your problem is almost certainly here: $ apt-file show libgphoto2-6 | grep udev/rules libgphoto2-6: /lib/udev/rules.d/60-libgphoto2-6.rules Try to hide that file from the system, reload the rules and unplug/replug both devices and see if it changes something. Regards, -- Nicolas George

