Unable to connect to CUPS server localhost:631 - Connection refused
检查/var/log/message日志发现主机,断断续续持续报警Mar2907:18:49localhostsmbd[240822]:[2020/03/2907:18:49.095147,0]printing/print_cups.c:151(cups_connect)Mar2907:18:49localhostsmbd[240822]:UnabletoconnecttoCUPSserverlo