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

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

#cupsctl LogLevel=debug
#systemctl restart cups
#>/var/log/cups/error_log
#lpinfo -m

then /var/log/cups/error_log contains

I [08/Jan/2018:16:41:25 +0100] Expiring subscriptions...
I [08/Jan/2018:16:41:26 +0100] Expiring subscriptions...
I [08/Jan/2018:16:41:27 +0100] Expiring subscriptions...
I [08/Jan/2018:16:41:28 +0100] Expiring subscriptions...
I [08/Jan/2018:16:41:29 +0100] Expiring subscriptions...
I [08/Jan/2018:16:41:30 +0100] Expiring subscriptions...
I [08/Jan/2018:16:41:31 +0100] Expiring subscriptions...
I [08/Jan/2018:16:41:32 +0100] Expiring subscriptions...
I [08/Jan/2018:16:41:33 +0100] Expiring subscriptions...
I [08/Jan/2018:16:41:34 +0100] Expiring subscriptions...
I [08/Jan/2018:16:41:35 +0100] Expiring subscriptions...
I [08/Jan/2018:16:41:36 +0100] Expiring subscriptions...
I [08/Jan/2018:16:41:37 +0100] Expiring subscriptions...
I [08/Jan/2018:16:41:38 +0100] Expiring subscriptions...
I [08/Jan/2018:16:41:39 +0100] Expiring subscriptions...
I [08/Jan/2018:16:41:40 +0100] Expiring subscriptions...
I [08/Jan/2018:16:41:41 +0100] Expiring subscriptions...
I [08/Jan/2018:16:41:42 +0100] Expiring subscriptions...
I [08/Jan/2018:16:41:43 +0100] Expiring subscriptions...
I [08/Jan/2018:16:41:44 +0100] Expiring subscriptions...
I [08/Jan/2018:16:41:45 +0100] Expiring subscriptions...
I [08/Jan/2018:16:41:46 +0100] Expiring subscriptions...
I [08/Jan/2018:16:41:47 +0100] Expiring subscriptions...
I [08/Jan/2018:16:41:48 +0100] Expiring subscriptions...
I [08/Jan/2018:16:41:49 +0100] Expiring subscriptions...
I [08/Jan/2018:16:41:50 +0100] Expiring subscriptions...
I [08/Jan/2018:16:41:51 +0100] Expiring subscriptions...
I [08/Jan/2018:16:41:52 +0100] Expiring subscriptions...
I [08/Jan/2018:16:41:53 +0100] Expiring subscriptions...
I [08/Jan/2018:16:41:54 +0100] Expiring subscriptions...
D [08/Jan/2018:16:41:54 +0100] Report: clients=2
D [08/Jan/2018:16:41:54 +0100] Report: jobs=499
D [08/Jan/2018:16:41:54 +0100] Report: jobs-active=0
D [08/Jan/2018:16:41:54 +0100] Report: printers=3
D [08/Jan/2018:16:41:54 +0100] Report: stringpool-string-count=5341
D [08/Jan/2018:16:41:54 +0100] Report: stringpool-alloc-bytes=14520
D [08/Jan/2018:16:41:54 +0100] Report: stringpool-total-bytes=99544
I [08/Jan/2018:16:41:55 +0100] Expiring subscriptions...
I [08/Jan/2018:16:41:56 +0100] Expiring subscriptions...
I [08/Jan/2018:16:41:57 +0100] Expiring subscriptions...
I [08/Jan/2018:16:41:58 +0100] Expiring subscriptions...
I [08/Jan/2018:16:41:59 +0100] Expiring subscriptions...
I [08/Jan/2018:16:42:00 +0100] Expiring subscriptions...
I [08/Jan/2018:16:42:01 +0100] Expiring subscriptions...
I [08/Jan/2018:16:42:02 +0100] Expiring subscriptions...
I [08/Jan/2018:16:42:03 +0100] Expiring subscriptions...
I [08/Jan/2018:16:42:04 +0100] Expiring subscriptions...
I [08/Jan/2018:16:42:05 +0100] Expiring subscriptions...
I [08/Jan/2018:16:42:06 +0100] Expiring subscriptions...
I [08/Jan/2018:16:42:07 +0100] Expiring subscriptions...
I [08/Jan/2018:16:42:08 +0100] Expiring subscriptions...
I [08/Jan/2018:16:42:09 +0100] Expiring subscriptions...
I [08/Jan/2018:16:42:10 +0100] Expiring subscriptions...
I [08/Jan/2018:16:42:11 +0100] Expiring subscriptions...
I [08/Jan/2018:16:42:12 +0100] Expiring subscriptions...
I [08/Jan/2018:16:42:13 +0100] Expiring subscriptions...
I [08/Jan/2018:16:42:14 +0100] Expiring subscriptions...
I [08/Jan/2018:16:42:15 +0100] Expiring subscriptions...
I [08/Jan/2018:16:42:16 +0100] Expiring subscriptions...
I [08/Jan/2018:16:42:17 +0100] Expiring subscriptions...
I [08/Jan/2018:16:42:18 +0100] Expiring subscriptions...
I [08/Jan/2018:16:42:19 +0100] Expiring subscriptions...
I [08/Jan/2018:16:42:20 +0100] Expiring subscriptions...
I [08/Jan/2018:16:42:21 +0100] Expiring subscriptions...
I [08/Jan/2018:16:42:22 +0100] Expiring subscriptions...
I [08/Jan/2018:16:42:23 +0100] Expiring subscriptions...
I [08/Jan/2018:16:42:24 +0100] Expiring subscriptions...
I [08/Jan/2018:16:42:25 +0100] Expiring subscriptions...
I [08/Jan/2018:16:42:26 +0100] Expiring subscriptions...
I [08/Jan/2018:16:42:27 +0100] Expiring subscriptions...
I [08/Jan/2018:16:42:28 +0100] Expiring subscriptions...
I [08/Jan/2018:16:42:29 +0100] Expiring subscriptions...
I [08/Jan/2018:16:42:30 +0100] Expiring subscriptions...
I [08/Jan/2018:16:42:31 +0100] Expiring subscriptions...
I [08/Jan/2018:16:42:32 +0100] Expiring subscriptions...
I [08/Jan/2018:16:42:33 +0100] Expiring subscriptions...
I [08/Jan/2018:16:42:34 +0100] Expiring subscriptions...
I [08/Jan/2018:16:42:35 +0100] Expiring subscriptions...
I [08/Jan/2018:16:42:36 +0100] Expiring subscriptions...
I [08/Jan/2018:16:42:37 +0100] Expiring subscriptions...
I [08/Jan/2018:16:42:38 +0100] Expiring subscriptions...
I [08/Jan/2018:16:42:39 +0100] Expiring subscriptions...
I [08/Jan/2018:16:42:40 +0100] Expiring subscriptions...
I [08/Jan/2018:16:42:41 +0100] Expiring subscriptions...
I [08/Jan/2018:16:42:42 +0100] Expiring subscriptions...
I [08/Jan/2018:16:42:43 +0100] Expiring subscriptions...
I [08/Jan/2018:16:42:44 +0100] Expiring subscriptions...
I [08/Jan/2018:16:42:45 +0100] Expiring subscriptions...
I [08/Jan/2018:16:42:46 +0100] Expiring subscriptions...
I [08/Jan/2018:16:42:47 +0100] Expiring subscriptions...
I [08/Jan/2018:16:42:48 +0100] Expiring subscriptions...
I [08/Jan/2018:16:42:49 +0100] Expiring subscriptions...
I [08/Jan/2018:16:42:50 +0100] Expiring subscriptions...
I [08/Jan/2018:16:42:51 +0100] Expiring subscriptions...
I [08/Jan/2018:16:42:52 +0100] Expiring subscriptions...
I [08/Jan/2018:16:42:53 +0100] Expiring subscriptions...
I [08/Jan/2018:16:42:54 +0100] Expiring subscriptions...
D [08/Jan/2018:16:42:54 +0100] Report: clients=2
D [08/Jan/2018:16:42:54 +0100] Report: jobs=499
D [08/Jan/2018:16:42:54 +0100] Report: jobs-active=0
D [08/Jan/2018:16:42:54 +0100] Report: printers=3
D [08/Jan/2018:16:42:54 +0100] Report: stringpool-string-count=5341
D [08/Jan/2018:16:42:54 +0100] Report: stringpool-alloc-bytes=14520
D [08/Jan/2018:16:42:54 +0100] Report: stringpool-total-bytes=99544
I [08/Jan/2018:16:42:55 +0100] Expiring subscriptions...
I [08/Jan/2018:16:42:56 +0100] Expiring subscriptions...
I [08/Jan/2018:16:42:57 +0100] Expiring subscriptions...
I [08/Jan/2018:16:42:58 +0100] Expiring subscriptions...
I [08/Jan/2018:16:42:59 +0100] Expiring subscriptions...
I [08/Jan/2018:16:43:00 +0100] Expiring subscriptions...
I [08/Jan/2018:16:43:01 +0100] Expiring subscriptions...
I [08/Jan/2018:16:43:02 +0100] Expiring subscriptions...
I [08/Jan/2018:16:43:03 +0100] Expiring subscriptions...
I [08/Jan/2018:16:43:04 +0100] Expiring subscriptions...
I [08/Jan/2018:16:43:05 +0100] Expiring subscriptions...
I [08/Jan/2018:16:43:06 +0100] Expiring subscriptions...
I [08/Jan/2018:16:43:07 +0100] Expiring subscriptions...
I [08/Jan/2018:16:43:08 +0100] Expiring subscriptions...
I [08/Jan/2018:16:43:09 +0100] Expiring subscriptions...
I [08/Jan/2018:16:43:10 +0100] Expiring subscriptions...
I [08/Jan/2018:16:43:11 +0100] Expiring subscriptions...
I [08/Jan/2018:16:43:12 +0100] Expiring subscriptions...
I [08/Jan/2018:16:43:13 +0100] Expiring subscriptions...
I [08/Jan/2018:16:43:14 +0100] Expiring subscriptions...
I [08/Jan/2018:16:43:15 +0100] Expiring subscriptions...
I [08/Jan/2018:16:43:16 +0100] Expiring subscriptions...
I [08/Jan/2018:16:43:17 +0100] Expiring subscriptions...
I [08/Jan/2018:16:43:18 +0100] Expiring subscriptions...
I [08/Jan/2018:16:43:19 +0100] Expiring subscriptions...
I [08/Jan/2018:16:43:20 +0100] Expiring subscriptions...
I [08/Jan/2018:16:43:21 +0100] Expiring subscriptions...
I [08/Jan/2018:16:43:22 +0100] Expiring subscriptions...
I [08/Jan/2018:16:43:23 +0100] Expiring subscriptions...
I [08/Jan/2018:16:43:24 +0100] Expiring subscriptions...
I [08/Jan/2018:16:43:25 +0100] Expiring subscriptions...
I [08/Jan/2018:16:43:26 +0100] Expiring subscriptions...
I [08/Jan/2018:16:43:27 +0100] Expiring subscriptions...
I [08/Jan/2018:16:43:28 +0100] Expiring subscriptions...
I [08/Jan/2018:16:43:29 +0100] Expiring subscriptions...
I [08/Jan/2018:16:43:30 +0100] Expiring subscriptions...
I [08/Jan/2018:16:43:31 +0100] Expiring subscriptions...
I [08/Jan/2018:16:43:32 +0100] Expiring subscriptions...
I [08/Jan/2018:16:43:33 +0100] Expiring subscriptions...
I [08/Jan/2018:16:43:34 +0100] Expiring subscriptions...