W [24/Apr/2023:12:56:55 +0300] Printer drivers are deprecated and will stop working in a future version of CUPS. See https://github.com/OpenPrinting/cups/issues/103
E [24/Apr/2023:12:56:55 +0300] Unable to open listen socket for address [v1.::1]:631 - Address already in use.
E [24/Apr/2023:12:56:55 +0300] Unable to open listen socket for address 127.0.0.1:631 - Address already in use.
W [24/Apr/2023:12:57:38 +0300] [Job 29] Backend returned status 2 (authentication required)
W [24/Apr/2023:12:57:46 +0300] [Job 28] Backend returned status 2 (authentication required)
W [24/Apr/2023:12:58:07 +0300] [Job 28] Backend returned status 2 (authentication required)
W [24/Apr/2023:12:58:09 +0300] [Job 28] Backend returned status 2 (authentication required)
W [24/Apr/2023:12:58:13 +0300] [Job 28] Backend returned status 2 (authentication required)