Merci Cyrille de ta réponse !
je ne sais pas trop où chercher pour répondre à ta question, voila par exemple ce que j'ai trouvé :
dans var/log/cups/error_log.1 j'ai ce genre de lignes :
Code : Tout sélectionner
W [11/Nov/2024:16:21:50 +0100] [Job 171] The printer may not exist or is unavailable at this time.
W [11/Nov/2024:16:21:51 +0100] [Job 171] The printer may not exist or is unavailable at this time.
W [11/Nov/2024:16:21:53 +0100] [Job 171] The printer may not exist or is unavailable at this time.
W [11/Nov/2024:16:21:56 +0100] [Job 171] The printer may not exist or is unavailable at this time.
W [11/Nov/2024:16:22:01 +0100] [Job 171] The printer may not exist or is unavailable at this time.
E [11/Nov/2024:16:22:15 +0100] Unknown directive JobPrivateAccess on line 124 of /etc/cups/cupsd.conf.
E [11/Nov/2024:16:22:15 +0100] Unknown directive JobPrivateValues on line 125 of /etc/cups/cupsd.conf.
E [11/Nov/2024:16:22:15 +0100] Unknown directive SubscriptionPrivateAccess on line 126 of /etc/cups/cupsd.conf.
E [11/Nov/2024:16:22:15 +0100] Unknown directive SubscriptionPrivateValues on line 127 of /etc/cups/cupsd.conf.
W [11/Nov/2024:16:22:15 +0100] Raw queues are deprecated and will stop working in a future version of CUPS. See https://github.com/OpenPrinting/cups/issues/103
E [11/Nov/2024:16:22:15 +0100] [Job 170] Unable to queue job for destination "EPSON-ET-2810-Series".
E [11/Nov/2024:16:22:15 +0100] Bad File number 1 on line 24 of /var/cache/cups/job.cache.
E [11/Nov/2024:16:22:15 +0100] [Job 171] Aborting job because it has no files.
E [11/Nov/2024:16:34:02 +0100] [CGI] Unable to create PPD file: Could not poll sufficient capability info from the printer (ipps://EPSON%20ET-2810%20Series._ipps._tcp.local/, ipps://EPSON506357.local:631/ipp/print) via IPP!
E [11/Nov/2024:16:34:23 +0100] [CGI] Unable to create PPD file: Could not poll sufficient capability info from the printer (ipps://EPSON%20ET-2810%20Series._ipps._tcp.local/, ipps://EPSON506357.local:631/ipp/print) via IPP!
E [11/Nov/2024:16:34:23 +0100] copy_model: empty PPD file
E [11/Nov/2024:16:34:23 +0100] [Client 41] Returning IPP server-error-internal-error for CUPS-Add-Modify-Printer (ipp://localhost/printers/EPSON-ET-2810-Series) from localhost.
E [11/Nov/2024:16:34:25 +0100] [CGI] Unable to create PPD file: Could not poll sufficient capability info from the printer (ipps://EPSON%20ET-2810%20Series._ipps._tcp.local/, ipps://EPSON506357.local:631/ipp/print) via IPP!
E [11/Nov/2024:16:34:25 +0100] copy_model: empty PPD file
E [11/Nov/2024:16:34:25 +0100] [Client 44] Returning IPP server-error-internal-error for CUPS-Add-Modify-Printer (ipp://localhost/printers/EPSON-ET-2810-Series) from localhost.
E [11/Nov/2024:16:36:25 +0100] [CGI] Unable to create PPD file: Could not poll sufficient capability info from the printer (ipps://EPSON%20ET-2810%20Series._ipps._tcp.local/, ipps://EPSON506357.local:631/ipp/print) via IPP!
E [11/Nov/2024:16:37:04 +0100] [Client 72] Returning IPP client-error-not-possible for CUPS-Add-Modify-Printer (ipp://localhost/printers/Epson-ET-810) from localhost.
E [11/Nov/2024:16:37:04 +0100] [Client 75] Returning IPP client-error-not-possible for CUPS-Add-Modify-Printer (ipp://localhost/printers/Epson-ET-810) from localhost.
E [11/Nov/2024:16:37:51 +0100] [CGI] Unable to create PPD file: Could not poll sufficient capability info from the printer (ipps://EPSON%20ET-2810%20Series._ipps._tcp.local/, ipps://EPSON506357.local:631/ipp/print) via IPP!
E [11/Nov/2024:16:38:03 +0100] [CGI] Unable to create PPD file: Could not poll sufficient capability info from the printer (ipps://EPSON%20ET-2810%20Series._ipps._tcp.local/, ipps://EPSON506357.local:631/ipp/print) via IPP!
E [11/Nov/2024:16:38:03 +0100] copy_model: empty PPD file
E [11/Nov/2024:16:38:03 +0100] [Client 80] Returning IPP server-error-internal-error for CUPS-Add-Modify-Printer (ipp://localhost/printers/EPSON-ET-2810-Series) from localhost.
E [11/Nov/2024:16:38:04 +0100] [CGI] Unable to create PPD file: Could not poll sufficient capability info from the printer (ipps://EPSON%20ET-2810%20Series._ipps._tcp.local/, ipps://EPSON506357.local:631/ipp/print) via IPP!
E [11/Nov/2024:16:38:04 +0100] copy_model: empty PPD file
E [11/Nov/2024:16:38:04 +0100] [Client 75] Returning IPP server-error-internal-error for CUPS-Add-Modify-Printer (ipp://localhost/printers/EPSON-ET-2810-Series) from localhost.
E [11/Nov/2024:16:46:26 +0100] Unknown directive JobPrivateAccess on line 124 of /etc/cups/cupsd.conf.
E [11/Nov/2024:16:46:26 +0100] Unknown directive JobPrivateValues on line 125 of /etc/cups/cupsd.conf.
E [11/Nov/2024:16:46:26 +0100] Unknown directive SubscriptionPrivateAccess on line 126 of /etc/cups/cupsd.conf.
E [11/Nov/2024:16:46:26 +0100] Unknown directive SubscriptionPrivateValues on line 127 of /etc/cups/cupsd.conf.
E [11/Nov/2024:16:46:26 +0100] [Job 170] Files have gone away.
E [11/Nov/2024:16:54:08 +0100] [CGI] Unable to create PPD file: Could not poll sufficient capability info from the printer (ipps://EPSON%20ET-2810%20Series._ipps._tcp.local/, ipps://EPSON506357.local:631/ipp/print) via IPP!
E [11/Nov/2024:16:54:19 +0100] [CGI] Unable to create PPD file: Could not poll sufficient capability info from the printer (ipps://EPSON%20ET-2810%20Series._ipps._tcp.local/, ipps://EPSON506357.local:631/ipp/print) via IPP!
E [11/Nov/2024:16:54:19 +0100] copy_model: empty PPD file
Dans /etc/cups/cupsd.conf. aux lignes mentionnées dans le log (124 - 127):
Code : Tout sélectionner
</Policy>
JobPrivateAccess default
JobPrivateValues default
SubscriptionPrivateAccess default
SubscriptionPrivateValues default
PreserveJobFiles No
et au dessus
Code : Tout sélectionner
LogLevel warn
PageLogFormat
MaxLogSize 0
ErrorPolicy retry-job
Listen localhost:631
Listen /run/cups/cups.sock
Browsing No
BrowseLocalProtocols dnssd
DefaultAuthType Basic
WebInterface Yes
IdleExitTimeout 60
<Location />
Order allow,deny
</Location>
<Location /admin>
Order allow,deny
</Location>
<Location /admin/conf>
AuthType Default
Require user @SYSTEM
Order allow,deny
</Location>
<Location /admin/log>
AuthType Default
Require user @SYSTEM
Order allow,deny
</Location>
<Policy default>
JobPrivateAccess default
JobPrivateValues default
SubscriptionPrivateAccess default
SubscriptionPrivateValues default
<Limit Create-Job Print-Job Print-URI Validate-Job>
Order deny,allow
</Limit>
<Limit Send-Document Send-URI Hold-Job Release-Job Restart-Job Purge-Jobs Set-Job-Attributes Create-Job-Subscription Renew-Subscription Cancel-Subscription Get-Notifications Reprocess-Job Cancel-Current-Job Suspend-Current-Job Resume-Job Cancel-My-Jobs Close-Job CUPS-Move-Job CUPS-Get-Document>
Require user @OWNER @SYSTEM
Order deny,allow
</Limit>
<Limit CUPS-Add-Modify-Printer CUPS-Delete-Printer CUPS-Add-Modify-Class CUPS-Delete-Class CUPS-Set-Default CUPS-Get-Devices>
AuthType Default
Require user @SYSTEM
Order deny,allow
</Limit>
<Limit Pause-Printer Resume-Printer Enable-Printer Disable-Printer Pause-Printer-After-Current-Job Hold-New-Jobs Release-Held-New-Jobs Deactivate-Printer Activate-Printer Restart-Printer Shutdown-Printer Startup-Printer Promote-Job Schedule-Job-After Cancel-Jobs CUPS-Accept-Jobs CUPS-Reject-Jobs>
AuthType Default
Require user @SYSTEM
Order deny,allow
</Limit>
<Limit Cancel-Job CUPS-Authenticate-Job>
Require user @OWNER @SYSTEM
Order deny,allow
</Limit>
<Limit All>
Order deny,allow
</Limit>
</Policy>
<Policy authenticated>
JobPrivateAccess default
JobPrivateValues default
SubscriptionPrivateAccess default
SubscriptionPrivateValues default
<Limit Create-Job Print-Job Print-URI Validate-Job>
AuthType Default
Order deny,allow
</Limit>
<Limit Send-Document Send-URI Hold-Job Release-Job Restart-Job Purge-Jobs Set-Job-Attributes Create-Job-Subscription Renew-Subscription Cancel-Subscription Get-Notifications Reprocess-Job Cancel-Current-Job Suspend-Current-Job Resume-Job Cancel-My-Jobs Close-Job CUPS-Move-Job CUPS-Get-Document>
AuthType Default
Require user @OWNER @SYSTEM
Order deny,allow
</Limit>
<Limit CUPS-Add-Modify-Printer CUPS-Delete-Printer CUPS-Add-Modify-Class CUPS-Delete-Class CUPS-Set-Default>
AuthType Default
Require user @SYSTEM
Order deny,allow
</Limit>
<Limit Pause-Printer Resume-Printer Enable-Printer Disable-Printer Pause-Printer-After-Current-Job Hold-New-Jobs Release-Held-New-Jobs Deactivate-Printer Activate-Printer Restart-Printer Shutdown-Printer Startup-Printer Promote-Job Schedule-Job-After Cancel-Jobs CUPS-Accept-Jobs CUPS-Reject-Jobs>
AuthType Default
Require user @SYSTEM
Order deny,allow
</Limit>
<Limit Cancel-Job CUPS-Authenticate-Job>
AuthType Default
Require user @OWNER @SYSTEM
Order deny,allow
</Limit>
<Limit All>
Order deny,allow
</Limit>
</Policy>
<Policy kerberos>
JobPrivateAccess default
JobPrivateValues default
SubscriptionPrivateAccess default
SubscriptionPrivateValues default
<Limit Create-Job Print-Job Print-URI Validate-Job>
AuthType Negotiate
Order deny,allow
</Limit>
<Limit Send-Document Send-URI Hold-Job Release-Job Restart-Job Purge-Jobs Set-Job-Attributes Create-Job-Subscription Renew-Subscription Cancel-Subscription Get-Notifications Reprocess-Job Cancel-Current-Job Suspend-Current-Job Resume-Job Cancel-My-Jobs Close-Job CUPS-Move-Job CUPS-Get-Document>
AuthType Negotiate
Require user @OWNER @SYSTEM
Order deny,allow
</Limit>
<Limit CUPS-Add-Modify-Printer CUPS-Delete-Printer CUPS-Add-Modify-Class CUPS-Delete-Class CUPS-Set-Default>
AuthType Default
Require user @SYSTEM
Order deny,allow
</Limit>
<Limit Pause-Printer Resume-Printer Enable-Printer Disable-Printer Pause-Printer-After-Current-Job Hold-New-Jobs Release-Held-New-Jobs Deactivate-Printer Activate-Printer Restart-Printer Shutdown-Printer Startup-Printer Promote-Job Schedule-Job-After Cancel-Jobs CUPS-Accept-Jobs CUPS-Reject-Jobs>
AuthType Default
Require user @SYSTEM
Order deny,allow
</Limit>
<Limit Cancel-Job CUPS-Authenticate-Job>
AuthType Negotiate
Require user @OWNER @SYSTEM
Order deny,allow
</Limit>
<Limit All>
Order deny,allow
</Limit>
</Policy>
JobPrivateAccess default
JobPrivateValues default
SubscriptionPrivateAccess default
SubscriptionPrivateValues default
PreserveJobFiles No
J'espère que ça te parle plus qu'à moi...
Par contre dmesg, je ne sais pas du tout comment chercher
