[cups] Couldn't open file Permission denied on spool files

[Helge Blischke]

> Am 06.05.2016 um 20:19 schrieb Collins, David <DavidD.Collins at irco.com>:
> 
> Can someone give me a tip on permission issues in the spool directory when try to reprint a job and receiving jobs?
> I'm getting this error in cups 1.4.2-67
> 
> I can't figure out what user other than root/lp would be executing out of the cupsd.  I know if I change the permissions to 644 it works so someone else other than root/lp is executing this.
> 
> drwx--x---   3 root nobody     255 May  6 19:14 /cups/spool
> -rw-r----- 1 root nobody 95614 May  6 12:00 /cups/spool/d00146-001
> 
> Error: Couldn't open file '/cups/spool/d00146-001': Permission denied.
> 
> root      8156     1  0 17:33 ?        00:00:48 cupsd -C /etc/cups/cupsd.conf
> 

Are you sure that nobody is set as the group the cups filters are running as?
Usually the default is group lp (or _lp, depending on system configuration).

Helge