*** This bug is a duplicate of bug 1184699 *** https://bugs.launchpad.net/bugs/1184699
mcshel / Rolf Leggewie, unfortunately, I wasn't aware that apport doesn't presently work for sane-backends, and I've filed https://bugs.launchpad.net/ubuntu/+source/apport/+bug/1656599 about it. -- You received this bug notification because you are a member of Desktop Packages, which is subscribed to sane-backends in Ubuntu. https://bugs.launchpad.net/bugs/1536504 Title: Canon i-Sensys scan only once, need to replug the usb cable Status in sane-backends package in Ubuntu: New Bug description: I have a Canon MF 4570 and MF 4730, which works by default on ubuntu 15.10 and ubuntu 14.04.3 with packages sane-backends. The problem is after first scan, I can not scan for second time. I need to reconnect the USB cable to use the scanner again. $ scanimage -L device `pixma:04A92736_000000000000' is a CANON Canon i-SENSYS MF4500 Series multi-function peripheral lsusb Bus 004 Device 002: ID 8087:8000 Intel Corp. Bus 004 Device 001: ID 1d6b:0002 Linux Foundation 2.0 root hub Bus 003 Device 002: ID 8087:8008 Intel Corp. Bus 003 Device 001: ID 1d6b:0002 Linux Foundation 2.0 root hub Bus 002 Device 001: ID 1d6b:0003 Linux Foundation 3.0 root hub Bus 001 Device 003: ID 046d:c077 Logitech, Inc. M105 Optical Mouse Bus 001 Device 002: ID 0502:3318 Acer, Inc. Bus 001 Device 010: ID 04a9:2736 Canon, Inc. I-SENSYS MF4550d Bus 001 Device 001: ID 1d6b:0002 Linux Foundation 2.0 root hub $ scanimage --test -d pixma:04A92736_000000000000 scanimage: scanning image of size 640x877 pixels at 24 bits/pixel scanimage: acquiring RGB frame, 8 bits/sample scanimage: reading one scanline, 1920 bytes... PASS scanimage: reading one byte... PASS scanimage: stepped read, 2 bytes... PASS scanimage: stepped read, 4 bytes... PASS scanimage: stepped read, 8 bytes... PASS ..... scanimage: stepped read, 7 bytes... PASS scanimage: stepped read, 3 bytes... PASS $ scanimage --test -d pixma:04A92736_000000000000 scanimage: scanning image of size 640x877 pixels at 24 bits/pixel scanimage: acquiring RGB frame, 8 bits/sample scanimage: reading one scanline, 1920 bytes... FAIL Error: Error during device I/O After replug USB to 2.0 OR 3.0 port scanimage --test -d pixma:04A92736_000000000000 scanimage: scanning image of size 640x877 pixels at 24 bits/pixel scanimage: acquiring RGB frame, 8 bits/sample scanimage: reading one scanline, 1920 bytes... PASS scanimage: reading one byte... PASS scanimage: stepped read, 2 bytes... PASS scanimage: stepped read, 4 bytes... PASS scanimage: stepped read, 8 bytes... PASS scanimage: stepped read, 16 bytes... PASS $ uname -a && cat /etc/issue Linux ExMachine 4.2.0-25-generic #30-Ubuntu SMP Mon Jan 18 12:31:50 UTC 2016 x86_64 x86_64 x86_64 GNU/Linux Ubuntu 15.10 \n \l $ dpkg -l | grep sane ii libsane:amd64 1.0.25+git20150528-1ubuntu2 amd64 API library for scanners ii libsane-common 1.0.25+git20150528-1ubuntu2 all API library for scanners -- documentation and support files ii libsane-hpaio 3.15.7-0ubuntu4 amd64 HP SANE backend for multi-function peripherals ii libsane-perl 0.05-2build2 amd64 Perl bindings for the SANE (Scanner Access Now Easy) Project ii sane 1.0.14-11 amd64 scanner graphical frontends ii sane-utils 1.0.25+git20150528-1ubuntu2 amd64 API library for scanners -- utilities I guess that does not close USB port after the completion of the scan. While using hack present http://askubuntu.com/questions/278473/canon-lide-110-should-reconnect-usb-for-each-scan Like problem already be post bugreport https://bugs.launchpad.net/ubuntu/+source/sane-backends/+bug/1184699 To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/sane-backends/+bug/1536504/+subscriptions -- Mailing list: https://launchpad.net/~desktop-packages Post to : desktop-packages@lists.launchpad.net Unsubscribe : https://launchpad.net/~desktop-packages More help : https://help.launchpad.net/ListHelp