{"record":{"id":"f95b254a3c532790","repo":"fluent/fluentd","slug":"network-client-network-address-format-is-inva","errorCode":null,"errorMessage":"network '#{client.network}' address format is invalid","messagePattern":"network '#(.+?)' address format is invalid","errorType":"exception","errorClass":"Fluent::ConfigError","httpStatus":null,"severity":"error","filePath":"lib/fluent/plugin/in_forward.rb","lineNumber":154,"sourceCode":"        @security.clients.each do |client|\n          if client.host && client.network\n            raise Fluent::ConfigError, \"both of 'host' and 'network' are specified for client\"\n          end\n          if !client.host && !client.network\n            raise Fluent::ConfigError, \"Either of 'host' and 'network' must be specified for client\"\n          end\n          source = nil\n          if client.host\n            begin\n              source = IPSocket.getaddress(client.host)\n            rescue SocketError\n              raise Fluent::ConfigError, \"host '#{client.host}' cannot be resolved\"\n            end\n          end\n          source_addr = begin\n                          IPAddr.new(source || client.network)\n                        rescue ArgumentError\n                          raise Fluent::ConfigError, \"network '#{client.network}' address format is invalid\"\n                        end\n          @nodes.push({\n              address: source_addr,\n              shared_key: (client.shared_key || @security.shared_key),\n              users: client.users\n            })\n        end\n      end\n\n      if @send_keepalive_packet && @deny_keepalive\n        raise Fluent::ConfigError, \"both 'send_keepalive_packet' and 'deny_keepalive' cannot be set to true\"\n      end\n    end\n\n    def multi_workers_ready?\n      true\n    end\n","sourceCodeStart":136,"sourceCodeEnd":172,"githubUrl":"https://github.com/fluent/fluentd/blob/dd45c6e18dc7be33b5e5a0f0767bf46307ff5626/lib/fluent/plugin/in_forward.rb#L136-L172","documentation":"Error \"network '#{client.network}' address format is invalid\" thrown in fluent/fluentd.","triggerScenarios":"Thrown at lib/fluent/plugin/in_forward.rb:154 when the library encounters an invalid state.","commonSituations":"See trigger scenarios.","solutions":[],"exampleFix":null,"handlingStrategy":null,"validationCode":null,"typeGuard":null,"tryCatchPattern":null,"preventionTips":[],"tags":[],"backgroundTag":null,"analyzedSha":"dd45c6e18dc7be33b5e5a0f0767bf46307ff5626","analyzedAt":"2026-08-21T16:22:07.332Z","schemaVersion":2},"datasetVersion":"2026-08-21T18:17:14.833Z"}