[cups] CUPS Disaster: printer queues going AOL or becoming disfunctional

[Robert Heller]

At Mon, 30 Jun 2014 06:45:49 +0100 (BST) James Freer <jessejazza3.uk at gmail.com> wrote:

> 
> On Sun, 29 Jun 2014, Robert Heller wrote:
> 
> > Software versions:
> >   1) Host Server: CentOS 6.5 (up to date), cups-1.4.2-50.el6_4.5.x86_64
> >   2) VM server:   Ubuntu 14.04 (up to date), cups 1.7.2-0ubuntu1  amd64
> >   3) Diskless workstations: Ubuntu 14.04 (up to date), cups 1.7.2-0ubuntu1 amd64
> >
> > We have two networked (hard Ethernet, with static IP addresses) Laser
> > printers, a HP LaserJet 4200 (old but works great) and a Brother Color
> > MFC-9970CDW.
> >
> > What happened:
> >
> > I updated the Host Server (standard yum update) and then rebooted it (the
> > update brought in a new kernel). And then printer queues became
> > 'disfunctional'. Printing a test page resulted in a
> > client-error-document-format-not-supported type of error. Deleting and
> > re-installing the print queues fixed it. Why did this happen? And why does
> > re-installing the print queues fix it? Followup question: is there a way to do
> > fix this from the command line? It is a royal pain to have to do this with the
> > web GUI, esp. since it precludes doing it remotely.
> >
> > Also, just as a side adventure, the Ubuntu VM system decided to (on its own!)
> > remove the color printer. I have not clue as to  why that happened.  I did
> > *uninstall* the pesky cups-browserd package (which is a total disaster for a
> > server or even fixed desktop machines with fixed hardwired printers).
> >
> >
> > (Longing for the good old days of LPD! -- CUPS can be a total pain in the butt
> > at times.)
> >
> 
> AOL? Do you mean AWOL?

Yes...

> 
> james
> 
>                           

-- 
Robert Heller             -- 978-544-6933 / heller at deepsoft.com
Deepwoods Software        -- http://www.deepsoft.com/
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