Thank you! Unfortunately the debug output looks inconclusive. I forwarded the bug upstream now and asked for more instructions how to debug this. I'll report back here once an answer arrives.
** Bug watch added: alioth.debian.org/ #311855 http://alioth.debian.org/support/tracker.php?aid=311855 ** Also affects: sane-backends via http://alioth.debian.org/support/tracker.php?aid=311855 Importance: Unknown Status: Unknown ** Changed in: sane-backends (Ubuntu) Assignee: Martin Pitt (pitti) => (unassigned) -- Cracking noise on Canon lide30, possibility for hardware failure https://bugs.launchpad.net/bugs/83957 You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs