Bug#886224: printer-driver-cups-pdf: Virtual pdf printer error: no output and config problem

[Rudolf Polzer <Rudolf.Polzer@i-r-p.de>]

> 1. Please do
> 
>    cp /usr/share/ppd/cups-pdf/CUPS-PDF_noopt.ppd /usr/share/ppd/custom/test.ppd
> 
>    (test.ppd can be deleted later on).
> 
> 2. Activate debug logging as described at
> 
>    https://wiki.debian.org/DissectingandDebuggingtheCUPSPrintingSystem#The_CUPS_Error_Log
> 
>    Empty the error_log and (as root) do 'lpinfo -m'. Attach the log
>    to your next mail sent here.
> 
>    (You might have to restart cups after using cupsctl.
>     'systemctl restart cups').
> 
> 3. Check whether ppds.dat has changed.

#lpinfo -m
returned
lpinfo: Ungültiger Dateideskriptor (invalid file descriptor)
and /var/log/cups/error_log remains empty.

Date and size of /var/cache/cups/ppds.dat did not change.