![printing - error during the cups operation 'client-error-document-format-not-supported' - Ask Ubuntu printing - error during the cups operation 'client-error-document-format-not-supported' - Ask Ubuntu](https://i.stack.imgur.com/vF6On.gif)
printing - error during the cups operation 'client-error-document-format-not-supported' - Ask Ubuntu
![Troubleshoot the Cisco Unified Presence Server (CUPS) and Cisco Unified Personal Communicator (CUPC) - Cisco Troubleshoot the Cisco Unified Presence Server (CUPS) and Cisco Unified Personal Communicator (CUPC) - Cisco](https://www.cisco.com/c/dam/en/us/support/docs/voice-unified-communications/unified-presence/97443-cups-cupc-ts3.gif)
Troubleshoot the Cisco Unified Presence Server (CUPS) and Cisco Unified Personal Communicator (CUPC) - Cisco
![printing - "Unauthorized" error when adding printers through CUPS using Google Chrome in Ubuntu 18.04 LTS - Ask Ubuntu printing - "Unauthorized" error when adding printers through CUPS using Google Chrome in Ubuntu 18.04 LTS - Ask Ubuntu](https://i.stack.imgur.com/UOrqq.png)
printing - "Unauthorized" error when adding printers through CUPS using Google Chrome in Ubuntu 18.04 LTS - Ask Ubuntu
![Setting Up and Administering Printers by Using the CUPS Web Browser Interface - Oracle Solaris Administration: Common Tasks Setting Up and Administering Printers by Using the CUPS Web Browser Interface - Oracle Solaris Administration: Common Tasks](https://docs.oracle.com/cd/E23824_01/html/821-1451/figures/cups-web-printers.png)
Setting Up and Administering Printers by Using the CUPS Web Browser Interface - Oracle Solaris Administration: Common Tasks
CUPS Server Error: 'client-error-not-possible' when adding new printer · Issue #3474 · apple/cups · GitHub
![printing - error during the cups operation 'client-error-document-format-not-supported' - Ask Ubuntu printing - error during the cups operation 'client-error-document-format-not-supported' - Ask Ubuntu](https://i.stack.imgur.com/LdZIf.png)