E [05/Jul/2019:00:38:54 +0200] Filter \"pstopdf\" not found.
E [05/Jul/2019:00:38:54 +0200] Missing value on line 767 of /var/cache/cups/job.cache.
E [05/Jul/2019:00:38:54 +0200] Missing value on line 780 of /var/cache/cups/job.cache.
E [05/Jul/2019:00:38:54 +0200] Missing value on line 1025 of /var/cache/cups/job.cache.
W [05/Jul/2019:07:53:18 +0200] CreateProfile failed: org.freedesktop.ColorManager.AlreadyExists:profile id \'HP_Color_LaserJet_MFP_M281fdw_DACB6D_-Gray..\' already exists
W [05/Jul/2019:07:53:18 +0200] CreateProfile failed: org.freedesktop.ColorManager.AlreadyExists:profile id \'HP_Color_LaserJet_MFP_M281fdw_DACB6D_-DeviceN..\' already exists
W [05/Jul/2019:08:27:27 +0200] CreateProfile failed: org.freedesktop.ColorManager.AlreadyExists:profile id \'HP_Color_LaserJet_MFP_M281fdw_DACB6D_-Gray..\' already exists
W [05/Jul/2019:08:27:27 +0200] CreateProfile failed: org.freedesktop.ColorManager.AlreadyExists:profile id \'HP_Color_LaserJet_MFP_M281fdw_DACB6D_-DeviceN..\' already exists
W [05/Jul/2019:08:30:47 +0200] CreateProfile failed: org.freedesktop.ColorManager.AlreadyExists:profile id \'HP_Color_LaserJet_MFP_M281fdw_DACB6D_-Gray..\' already exists
W [05/Jul/2019:08:30:47 +0200] CreateProfile failed: org.freedesktop.ColorManager.AlreadyExists:profile id \'HP_Color_LaserJet_MFP_M281fdw_DACB6D_-DeviceN..\' already exists
E [05/Jul/2019:08:31:59 +0200] Filter \"pstopdf\" not found.
E [05/Jul/2019:08:31:59 +0200] Missing value on line 767 of /var/cache/cups/job.cache.
E [05/Jul/2019:08:31:59 +0200] Missing value on line 780 of /var/cache/cups/job.cache.
E [05/Jul/2019:08:31:59 +0200] Missing value on line 1025 of /var/cache/cups/job.cache.
E [05/Jul/2019:08:32:12 +0200] Filter \"pstopdf\" not found.
E [05/Jul/2019:08:32:12 +0200] Missing value on line 767 of /var/cache/cups/job.cache.
E [05/Jul/2019:08:32:12 +0200] Missing value on line 780 of /var/cache/cups/job.cache.
E [05/Jul/2019:08:32:12 +0200] Missing value on line 1025 of /var/cache/cups/job.cache.
E [05/Jul/2019:08:33:51 +0200] Filter \"pstopdf\" not found.
E [05/Jul/2019:08:33:52 +0200] Missing value on line 767 of /var/cache/cups/job.cache.
E [05/Jul/2019:08:33:52 +0200] Missing value on line 780 of /var/cache/cups/job.cache.
E [05/Jul/2019:08:33:52 +0200] Missing value on line 1025 of /var/cache/cups/job.cache.