** Changed in: sane-backends (Debian)
Status: Confirmed => Fix Released
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Title:
genesys_gl847 scanners produce a
I tried the genesys backend from the official 1.0.29 release and it
works fine. Please make sure that makes it into 20.04, which right now
is still the broken 1.0.27 experimental version.
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nevermind the previous comment, it's no regression it just does not work
properly with the 120
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Title:
genesys_gl847
Note that the released fix caused a regression on Canon LiDE 120
scanners, see https://bugs.launchpad.net/ubuntu/+source/sane-
backends/+bug/1863424
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@fermulator: Thanks for confirming and, of course, for pointing at the
applicable upstream fix.
Unfortunately it seems like the fix in Ubuntu 18.04 is not sufficient
for some LiDE 100 devices, so the PPA will keep being useful to some
users.
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Certainly, the PPA from `rolfbensch` has the fix (start at
https://gitlab.com/sane-project/backends/issues/7#note_125319290).
https://gitlab.com/sane-project/backends/-/tags/1.0.28, was released on
Jul 31 2019.
At least currently:
https://mirrors.edge.kernel.org/ubuntu/pool/main/s/sane-backends/
This bug was fixed in the package sane-backends -
1.0.27-1~experimental3ubuntu2.2
---
sane-backends (1.0.27-1~experimental3ubuntu2.2) bionic; urgency=medium
* debian/patches/git-fix-discolored-bar-issue.patch:
- Upstream commit to fix issue with discolored bar on Genesys GL847
On 2019-09-28 11:27, Jaroslav Hron wrote:
> I can report that the new packages in bionic-proposed work without
> any problem.
> Scanner- canon LiDE 200 on ubuntu 18.04.
So then we have a bionic verification at last. :) Thanks, @Jaroslav!
** Tags removed: verification-needed
I can report that the new packages in bionic-proposed work without any problem.
Scanner- canon LiDE 200 on ubuntu 18.04.
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my scanner = Canoscan LiDE 100
couldn't use this scanner on 18.04 at all without getting a thick black line in
the output.
not a massive issue so far as it still worked ok on a 16.04 machine we've got.
After checking back into this conversation today i tried to scan again on
18.04, issue was not
This bug was fixed in the package sane-backends - 1.0.27-3.2ubuntu1.1
---
sane-backends (1.0.27-3.2ubuntu1.1) disco; urgency=medium
* debian/patches/git-fix-discolored-bar-issue.patch:
- Upstream commit to fix issue with discolored bar on Genesys GL847
scanners (LP:
A week has soon passed since the new version was built in bionic-
proposed, but no final verification yet. @CoderGuy, any chance that you
can test the bionic-proposed packages? Anybody else?
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As regards the autopkgtest regression reports in comment #75 and #76:
colord has passed autopkgtest for bionic/armhf several times, the latest
at 2019-08-23.
Likewise, libkf5sane has passed autopkgtest for disco/armhf several
times, the latest at 2019-07-01.
Seems like simply re-running the
** Changed in: sane-backends (Debian)
Status: Unknown => Confirmed
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Title:
genesys_gl847 scanners produce a black
I had a major crash on mu Ubuntu Budgie system and had to reinstall
using a Ubuntu Budgie 18.04.3 iso. I used the god old ppa from Rolf
Bensch: ppa:rolfbensch/sane-git which again solved the problem on my
Canon Lide 100 scanner. Version 1.0.28 of libsane seems to do the trick.
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** Changed in: sane-backends
Status: Unknown => Fix Released
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Title:
genesys_gl847 scanners produce a black band in
Thanks for your efforts @gunnarhj. I'm glad that the fix helps many
users. If I come across any hack that solves the issue on my machine,
I'll update here.
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Thanks for testing again, @Ananth. Then we'll have to notice that the
fix does not help in all cases, unfortunately.
Assuming that the change doesn't make it worse for you somehow, and if
@CoderGuy or someone else verifies it for 18.04, it will still be
considered verified. Better improve it for
@gunnarhj I tested the ppa and bionic-propsed a machine with fresh clean
install of bionic with CanoScan LIDE 100. The issue is *not* fixed on
this machine.
Here are the details of my testing:
I switched back and forth between distro-default, ppa and bionic-
proposed versions of libsane-common
@vorlon, @gunnarhj:
I added disco-proposed and downgraded the relevant packages to these versions:
---
libsane-common/disco-proposed,disco-proposed,now 1.0.27-3.2ubuntu1.1 all
[installed,automatic]
libsane/disco-proposed,now 1.0.27-3.2ubuntu1.1 amd64 [installed]
sane-utils/disco-proposed,now
At last the change is in -proposed, so it's time for the real
verification.
We need at least one positive verification for disco-proposed and one
for bionic-proposed. I understand that @CoderGuy is on bionic and @Simon
on disco. May I ask you guys to please test again, but this time with
the
Hello dbazza, or anyone else affected,
Accepted sane-backends into disco-proposed. The package will build now
and be available at https://launchpad.net/ubuntu/+source/sane-
backends/1.0.27-3.2ubuntu1.1 in a few hours, and then in the -proposed
repository.
Please help us by testing this new
This bug was fixed in the package sane-backends - 1.0.27-3.2ubuntu2
---
sane-backends (1.0.27-3.2ubuntu2) eoan; urgency=medium
* debian/patches/git-fix-discolored-bar-issue.patch:
- Upstream commit to fix issue with discolored bar on Genesys GL847
scanners (LP: #1731459).
@Gunnar,
I've tested on my main PC.
$ lsb_release -a
No LSB modules are available.
Distributor ID: Ubuntu
Description:Ubuntu 18.04.3 LTS
Release:18.04
Codename: bionic
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and eoan, of course
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Title:
genesys_gl847 scanners produce a black band in scanned images on
Ubuntu 17.10+, 18.04 LTS
sponsored in bionic and disco, after removing "~ppa" from the changelog
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Title:
genesys_gl847 scanners produce a black
@Ananth, @Gunnar: I wanted to cross-verify that the patch works for LiDE
200 on bionic 18.04.3 - To do this I booted from a fresh bionic live usb
stick and installed the patch from ppa in the live session. However what
I discovered is that this does not work on bionic AND also does not work
on a
@Ananth: That was disappointing, but thanks for letting us know. The
version you mentioned for bionic has the very same patch as the disco
and eoan versions, so the (attempt at a) fix is already in the PPA for
bionic.
Simon's successful test was on 19.04.
@CoderGuy: Which Ubuntu version did you
@gunnarhj I have `CanoScan LiDE 100` scanner with this problem on
18.04.3 LTS (bionic). I tried the above mentioned PPA. It does not solve
the issue.
`libsane-common` version is `1.0.27-1~experimental3ubuntu2.2~ppa`. I see
version `1.0.27-3.2...` for later ubuntu versions which is not available
@CoderGuy: Excellent!
Then we need a sponsor so this update can move forward. I'll try to ping
someone on Monday, if nothing happens before then.
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@Gunnar,
I've just verified the package in the PPA and like Simon I can say that
it resolves the issue on LiDE 200 devices. I made 10 scans and the bar
was not present in any of the images.
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@Simon: That's indeed good news. Then we know that this update will make
a difference. Thanks!
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Title:
genesys_gl847
No worries :) I now retried and it worked perfectly - thanks!
More importantly I can confirm the update from your ppa solves the issue
on Ubuntu 19.04 (I did before/after testing with a CanoScan LiDE 200).
I will gladly test again when required, thanks for the initiative!
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@Simon: That's because I had been lazy and not uploaded to disco (since
it's identical with the package version in eoan). But I just uploaded to
disco, so now (i.e. in a few minutes) you should be able to do:
sudo apt update
to fix it.
My apologies.
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Hey Gunnar,
Thanks so much for picking this up! I attempted the mentioned pre-
verification on a relatively fresh 19.04/Disco installation
(specifically: one without any manual changes to the system-installed
sane packages and repositories).
However I got an error that seems to be related to the
** Bug watch removed: alioth.debian.org/ #315752
http://alioth.debian.org/support/tracker.php?aid=315752
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Title:
Sure. https://launchpad.net/~gunnarhj/+archive/ubuntu/sane-backends
(it's in the bug description too)
If you test from the PPA, it will need to be done later too (when it's
in -proposed). Not saying it's unnecessary; on the contrary a pre-
verification is very useful. If it would fail, we
I have a device, could you share a link to the PPA?
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Title:
genesys_gl847 scanners produce a black band in scanned images
** Bug watch added: Debian Bug tracker #912603
https://bugs.debian.org/cgi-bin/bugreport.cgi?bug=912603
** Also affects: sane-backends (Debian) via
https://bugs.debian.org/cgi-bin/bugreport.cgi?bug=912603
Importance: Unknown
Status: Unknown
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Let's give it a try to get this fixed. I have put proposed uploads in a
PPA, and asked for sponsorship to have them uploaded.
There is a but, though: I don't have an affected device, so I can't
verify that the uploads fix the issue. The eoan upload will likely make
it, but if the disco and bionic
** Description changed:
+ [Impact]
+
+ When using a Genesys GL847 scanner, the documents get disfigured by a
+ discolored bar. The proposed uploads should fix the issue. They are
+ available in this PPA:
+
+ https://launchpad.net/~gunnarhj/+archive/ubuntu/sane-backends
+
+ [Test case]
+
+ 1.
** Project changed: prj20071101 => sane-backends (Ubuntu)
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Title:
genesys_gl847 scanners produce a black band in scanned
** Package changed: sane-backends (Ubuntu) => prj20071101
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Title:
genesys_gl847 scanners produce a black band in scanned
Slightly updated patch instructions from above.
--- CUT HERE ---
sudo apt-get install dpkg-dev fakeroot
# in Synaptic, Ubuntu Settings >> Repositories, enable "Source code"
apt-get source libsane1
# eyeball first for any error messages
patch sane-backends-1.0.27/backend/genesys.c --dry-run <
Also having the same problem. Compiling from git as per instructions
didn't solve for me either. Not sure what I've done wrong
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Same problem in Ubuntu 18.10
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Title:
genesys_gl847 scanners produce a black band in scanned images on
Ubuntu 17.10+,
** Summary changed:
- genesys_gl847 scanners produce a black band in scanned images on Ubuntu
17.10+ (and 18.04 LTS)
+ genesys_gl847 scanners produce a black band in scanned images on Ubuntu
17.10+, 18.04 LTS and 18.10 Cosmic cutlefish
** Summary changed:
- genesys_gl847 scanners produce a
The attachment "genesys.c.diff" seems to be a patch. If it isn't,
please remove the "patch" flag from the attachment, remove the "patch"
tag, and if you are a member of the ~ubuntu-reviewers, unsubscribe the
team.
[This is an automated message performed by a Launchpad user owned by
FYI, @ramas (slocascio), fermulator (fermulator) and Alec B (castegere)
instructions - slightly updated and automated for Ubuntu 18.04.1
(libsane1_1.0.27-1~experimental3).
Also, I expanded the patch to test for both "slow_back_home" and
"rewind", just in case it matters for some hardware.
---
The checkin comment refers to flags - does that mean that there's some
configuration that can be set for our scanners to avoid this behavior?
On Sun, Sep 30, 2018 at 8:05 AM fermulator <1731...@bugs.launchpad.net>
wrote:
> Found one! upstream: https://gitlab.com/sane-project/backends/issues/7
>
Found one! upstream: https://gitlab.com/sane-project/backends/issues/7
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Title:
genesys_gl847 scanners produce a black band
I've recently had the same problem of vertical black stripes on scans
from my Canon imageCLASS MF244DW under Ubuntu 18.04.1. Compiling and
installing sane-backends from https://github.com/kkaempf/sane-backends
solved the problem.
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which is the correct project to submit this bug to upstream?
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Title:
genesys_gl847 scanners produce a black band in
couldn't overwrite the existing
$ sudo dpkg -i libsane1_1.0.27-1~experimental3ubuntu2_amd64.deb
Selecting previously unselected package libsane1:amd64.
(Reading database ... 563959 files and directories currently installed.)
Preparing to unpack libsane1_1.0.27-1~experimental3ubuntu2_amd64.deb ...
(had to move the conflicting file)
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Title:
genesys_gl847 scanners produce a black band in scanned images on
Ubuntu
how do we get this fixed upstream?
submitted: https://salsa.debian.org/debian/sane-backends/merge_requests/1
I accepted that Ubuntu 17.10 (non-LTS) had this bug, but it's still
present in 18.04 (outrageous ;o) ... can we downgrade sane-backends on
Ubuntu LTS?
--
repeating: (as per my workaround
** Summary changed:
- genesys_gl847 scanners produce a black band in scanned images on Ubuntu 17.10
+ genesys_gl847 scanners produce a black band in scanned images on Ubuntu
17.10+ (and 18.04 LTS)
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After uninstalling from terminal sane, xsane, xsane-common and
reinstalling them the black bar just became a coloured bar.
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I'm very sorry, but I was only lucky for about 10 correct clean scans after my
above described reinstalling. Then the black line reappeared immediately after
scan before the correction by the software (repositioning). So the result was
always ok. But then I got two errors:
1) Warning running
Since ubuntu 17.10 I had always to switch to Windows 10 for using my Canon LIDE
100 because of the vertical central black line.
Before deciding to change finally my scanner, i looked again to this page and
saw the remark of genti in date of 2018-03-07.
Under ubuntu 18.10 I realized the following
same problem with
Package: libsane-common
Version: 1.0.27-1~experimental3ubuntu2
on
Ubuntu 18.04
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Title:
genesys_gl847
This problem has just arisen, with my Canon Lide 200, on a recently
installed Ubuntu 18.04. The scanner worked fine with Ubuntu 16.04 and
still works under Winblows.
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It is still the same problem under (x)ubuntu 18.04 and Scanlide 100.
libsane version is here 1.0.27-1.
The whole problem is very disappointing!
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Excellent instructions, but too difficult for a newbe. May I hope that
some official ubuntu update will fix the bug?
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Title:
@ramas
Excellent instructions, worked perfectly for my Lide 200 flatbed.
In step 4, The missing m4 files don't need to be copied if you run
./configure first.
e.g.
sane-backends-1.0.27 $ ./configure --help
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@ramas
This worked out very nice for me with Ubuntu 17.10. Thanks for your
work!
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Title:
genesys_gl847 scanners produce a
This bug is serious for me as I use my scanner everyday.
I am under Lubuntu 17.10.
For who like me cannot wait the official patch, can follow how I did
solve:
1. get the source not from git but from the official package manager with
command:
apt-get source libsane1
it did download and create
@genti
On 16-Mar-2018 the last commit here was 9 months ago and this still shows the
rewind:
https://gitlab.com/sane-project/backends/commits/master/backend/genesys.c
So, where did you commit your precious fix?
How to achieve that this fix gets picked up by future ubuntu updates and
upgrades?
Yes, it's working for me with 1.0.27. I compiled from the same Git
source like you. I own a CanoScan LIDE 200.
The problem was obviously the use of rewind instead of slow_back_home
(see posted link). In the source I compiled it was using slow_back_home
again at the very specific position
@genti (pashol), are you sure it's fixed? I see no evidence of a fix according
to history:
* https://gitlab.com/sane-project/backends/commits/master/backend/genesys.c
Also, has anyone successfully worked around the problem?
In theory, if we rebuild from 1.0.25 git snapshot, it SHOULD resolve
It is actually fixed now. If you build 1.0.27 from Git it'll be ok.
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Title:
genesys_gl847 scanners produce a black band in
This is also reported on the SANE project bug report website, which
includes the solution to fix this issue:
https://alioth.debian.org/tracker/index.php?func=detail=315752_id=30186=410366
The root cause is a patch, that causes the issue in the first place
** Bug watch added: alioth.debian.org/
Since the update to ubuntu 17.10 the black vertical central line appears
on my PC and Laptop with any scanning software independently of the
configurations. The scanner works very well under Windows 10. I'm still
waiting for a solution!
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Also effected.
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Title:
genesys_gl847 scanners produce a black band in scanned images on
Ubuntu 17.10
Status in
Sorry for double posting, just some demo images to present the problem.
Linux scan: https://i.stack.imgur.com/b3gij.jpg
OSX scan: https://i.stack.imgur.com/clWPg.jpg
Indeed it seems like a gamma error.
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Very interesting fact:
I have two Canoscan LiDe 200 devices. One is showing the vertical bar on
my Ubuntu 16.04/ libsane(1.0.27+git20180103-xenial0) the other one not.
Both are working fine under Windows 7.
Is there anything I can do or test to get more information for you?
** Attachment
** Summary changed:
- On Ubuntu 17.10 genesys_gl847 scanners produce a black band in scanned images.
+ genesys_gl847 scanners produce a black band in scanned images on Ubuntu 17.10
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