[cups] error_log DNS-SD

[Micha Ballmann]

Hi Helper,

when im looking into my error_log in /var/log/cups/ i have tons of 
DNS-SD Messages like:

W [20/Nov/2019:09:08:01 +0100] DNS-SD registration of "Backend Drucker @ 
printserver" failed: Local name collision
W [20/Nov/2019:09:08:01 +0100] DNS-SD registration of "Backend Drucker @ 
printserver" failed: Local name collision
W [20/Nov/2019:09:13:49 +0100] DNS-SD registration of "Backend Drucker @ 
printserver" failed: Local name collision
W [20/Nov/2019:09:13:49 +0100] DNS-SD registration of "Backend Drucker @ 
printserver" failed: Local name collision
W [20/Nov/2019:09:14:09 +0100] DNS-SD registration of "Backend Drucker @ 
printserver" failed: Local name collision
W [20/Nov/2019:09:14:09 +0100] DNS-SD registration of "Backend Drucker @ 
printserver" failed: Local name collision
W [20/Nov/2019:09:19:16 +0100] DNS-SD registration of "Backend Drucker @ 
printserver" failed: Local name collision
W [20/Nov/2019:09:19:16 +0100] DNS-SD registration of "Backend Drucker @ 
printserver" failed: Local name collision
W [20/Nov/2019:09:22:13 +0100] DNS-SD registration of "Backend Drucker @ 
printserver" failed: Local name collision
W [20/Nov/2019:09:22:13 +0100] DNS-SD registration of "Backend Drucker @ 
printserver" failed: Local name collision
W [20/Nov/2019:09:24:16 +0100] DNS-SD registration of "Backend Drucker @ 
printserver" failed: Local name collision
W [20/Nov/2019:09:24:16 +0100] DNS-SD registration of "Backend Drucker @ 
printserver" failed: Local name collision
W [20/Nov/2019:09:25:06 +0100] DNS-SD registration of "Backend Drucker @ 
printserver" failed: Local name collision
W [20/Nov/2019:09:25:06 +0100] DNS-SD registration of "Backend Drucker @ 
printserver" failed: Local name collision

What does this error mean? What can i do against?

Best regards

Micha