Lost prints ReadClient() 5 IPP Read Error!

[Helge Blischke]

Jez wrote:
> 
> Helge Blischke wrote:
> > Jez wrote:
> >
> >>We are experiencing intermittent lost prints using cups 1.1.19 on RedHat
> >>6.2 (built from source). We use system V style interface scripts written
> >>in perl.
> >>
> >>Requests are sent from the local machine, not from the network. The
> >>printers are NT4 shares
> >>
> 
> >>
> >>Can anybody shed any light on this?
> >
> >
> > code=400 means "the client's request contained invalid data".
> > No idea what your NT4 box gets wrong.
> >
> 
> NT4 isn't the problem. All our print requests are sent using the "lp -d"
> command from the shell. NT4 doesn't come into play until CUPS actually
> send the print, and it's not getting that far. A subsequent attempt to
> print succeeds. It would appear that CUPS can't understand its own requests.

Set your log level to debug2 and see what debug messages are around 
this error.
In any case your cupsd tries to issue an IPP request which somehow
fails.

Helge

-- 
Helge Blischke
Softwareentwicklung
SRZ Berlin | Firmengruppe besscom
http://www.srz.de
tel: +49 30 75301-360