I have the same problem, particularly with CUPS. Please, when I try to open System -> Preferences - Default Printer, I get the message "The CUPS scheduler is not running". I can manually start CUP from the CLI.
I have the same problem, particularly with CUPS. Please, when I try to open System -> Preferences - Default Printer, I get the message "The CUPS scheduler is not running". I can manually start CUP from the CLI.