Yes it seems to be a buffering problem
in file printerproperties.py
I changed the line
with tempfile.NamedTemporaryFile(mode='wt') as tmpfile:
to
with tempfile.NamedTemporaryFile(mode='wt',buffering=1) as tmpfile:
and now the command file sending works for me.
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You received
Uploaded system-config-printer 1.5.7+20150819-0ubuntu3 with the fix.
Paul, thank you very much for the bug report and the patch.
** Changed in: system-config-printer (Ubuntu)
Status: Triaged => Fix Committed
** Changed in: system-config-printer (Ubuntu)
Importance: Undecided => High
** Description changed:
xubuntu 15.04 64 bit
system-config-printer 1.5.6
when I click the button "Print self test page", I expect the printer to
produce a self test page
instead I get error "client-error-bad-request" and no self test page.
the cups error log has the entry
Paul, thank you very much for finding the fix. I will apply it soon so
that it will be available in Wily.
** Changed in: system-config-printer (Ubuntu)
Status: Incomplete => Triaged
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This bug was fixed in the package system-config-printer -
1.5.7+20150819-0ubuntu3
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system-config-printer (1.5.7+20150819-0ubuntu3) wily; urgency=medium
* debian/patches/37_command-file-buffering.patch: Fixed buffering
problem which prevented command jobs (head cleaning,
Till,
system-config-printer version 1.3.8 works
version 1.5.6 does not work.
My impression is that the command file generated in printerproperties.py
using
with tempfile.NamedTemporaryFile(mode='wt') as tmpfile:
tmpfile.write ("#CUPS-COMMAND\n%s\n" % command)
has a size of
More investigation:
Using ubuntu live DVDs : commands in system-config-printer of ubuntu 13.10 work
OK. In ubuntu 14.10 they do not work.
I uninstalled system-config-printer 1.5.6 from my xubuntu 15.04, then installed
version 1.3.8 The commands work OK.
So some change between system-config
Till, The printer is a kodak aio hero 9.1
and the driver is my c2espC driver, with command filter command2esp.
This all used to work, for both print self test and clean heads.
But recently I noticed that it no longer worked.
However, if I make a text command file called "selftest" containing
Paul, which printer are you using? Does it actually support the
functionality you are requesting? The "Print Self Test Page" is intended
for printers which have a built in self test page (usually to discover
clogged nozzles) and the driver is supposed to send a special code
sequence to the printer
