This is why it is important to upstream the bugs and find the root
cause.
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Title:
Canon inkjets (and some other printers) print
I can confirm that the bug is still present in the Ubuntu 18.04.4 LTS for my
Canon MX300
An yes, the command
sudo lpadmin -p MX300 -o usb-unidir-default=true
seolves the problem.
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I have been an issue with my printer for few days. I have tried your
method but I got no result after that I visit
https://printerssupport.org/ricoh-printer-support/ this site and they
give me to guide me to set up. Now My printer is working fine
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I was having this problem with a Canon PIXMA MP470 printer
(https://www.usa.canon.com/internet/portal/us/home/support/details/printers
/support-inkjet-printer/mp-series/pixma-mp470) connected via USB to
Ubuntu 16.04.2 LTS. As per
https://wiki.ubuntu.com/DebuggingPrintingProblems, I applied the
Anyone who has still problems with his printer in the current Ubuntu
release, please follow the instructions of the section "USB printer does
not print or prints garbage" on
https://wiki.ubuntu.com/DebuggingPrintingProblems. In most cases Canon
printers need uni-directional communication, see also
Why is this still a problem in Ubuntu 16.04 and 16.10?
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Title:
Canon inkjets (and some other printers) print only half of the last
I have the same problem on 14.04. Canon PIXMA MP190
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Title:
Canon inkjets (and some other printers) print only half of the last
Also affects canon pixma mx300
Using sudo lpadmin -p printer queue -o usb-unidir-default=true fixes
the issue.
cups package version:
ii cups 1.5.3-0ubuntu8
Common UNIX Printing System(tm) - server
~$ lsusb
Bus 001 Device 002: ID
I believe I may have this bug as well, but not sure. At least the
workaround
(sudo lpadmin -p printer queue -o usb-unidir-default=true)
seems to work beautifully.
I had created a separate bug for this
(https://bugs.launchpad.net/bugs/1202631), and have included lots of
logs, etc. there.
Confirmed with Canon MP520 on Precise . Tested very thoroughly with all
different combinations of flags.
Didn't work: lpadmin -p Canon-PIXMA-MP520 -o usb-unidir-default=true
Didn't work: lpadmin -p Canon-PIXMA-MP520 -o usb-no-reattach-default=true
Did work: both of the above flags set at the same
Erik, can you run the command
lsusb
with your Canon PIXMA MP450 connnected and turned on? Thanks.
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Title:
Canon inkjets (and some
I think this bug may have reappeared. This bug starting hitting my Canon
PIXMA MP450 today with the exact same symptoms (partial page printing
then completely hanging, USB transaction timeouts, etc..) however I am
running latest Quantal with cups version 1..1-0ubuntu11 which should
include the
Aha, it appears my version number is missing from the quirk rules fix,
filing a new bug to have it added.
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Title:
Canon inkjets
Hi Till,
Quick summary and then the data dumps:
1) Applied lpadmin -p printer -o usb-unidir-default=true and power cycled
2) It printed successfully about 6 times. No errors. YAY!
3) I then reset all defaults and power cycled printer again
4) It then failed half way through last page of a six page
Thanks, the behavior is like with many other Canon printers and I have
added an appropriate exception rule to the CUPS USB backend in Quntal. I
t is not decided yet whether we issue another Precise SRU with all
collected new exception rules. For the time being stay with
lpadmin -p printer -o
I have 12.04 (Xubuntu) and have cups (1.5.3-0ubuntu4).
Rebooted a few times as well.
My Canon MP500 and 98% of the time it hangs halfway through the last page.
Printer becomes unresponsive and needs to be power cycled.
Looks like this bug is still there.
Let me know if there is anything I can
Ralph Myers. can you run the command
lsusb
in a terminal window and post the output here.
Can you then do the following:
In a terminal window, run the command
lpadmin -p printer -o usb-unidir-default=true
with printer being the name of your printer as displayed by the
lpstat -p command.
Now
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