Could you try the workaround proposed in https://bugs.launchpad.net/bugs/85488
The message is:
https://bugs.launchpad.net/ubuntu/+source/sane-backends/+bug/85488/comments/200
Could you try the workaround proposed in https:/ /bugs.launchpad .net/bugs/ 85488
The message is:
https:/ /bugs.launchpad .net/ubuntu/ +source/ sane-backends/ +bug/85488/ comments/ 200