Thanks for the tip, it solved this problem ! I can now use hal, which helps a lot for the use of usb devices.
Unfortunately, I now get a freeze when I put a blank disk in the cdtray of my burner. -- starting hal crashes my system https://launchpad.net/bugs/50925 -- desktop-bugs mailing list desktop-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/desktop-bugs