{"record":{"id":"dc4e840aebbd906a","repo":"XTLS/Xray-core","slug":"failed-to-build-mux-config","errorCode":null,"errorMessage":"failed to build Mux config","messagePattern":"failed to build Mux config","errorType":"validation","errorClass":null,"httpStatus":null,"severity":"error","filePath":"infra/conf/xray.go","lineNumber":348,"sourceCode":"\t\tif ps.TransportLayerProxy {\n\t\t\tif senderSettings.StreamSettings != nil {\n\t\t\t\tif senderSettings.StreamSettings.SocketSettings != nil {\n\t\t\t\t\tsenderSettings.StreamSettings.SocketSettings.DialerProxy = ps.Tag\n\t\t\t\t} else {\n\t\t\t\t\tsenderSettings.StreamSettings.SocketSettings = &internet.SocketConfig{DialerProxy: ps.Tag}\n\t\t\t\t}\n\t\t\t} else {\n\t\t\t\tsenderSettings.StreamSettings = &internet.StreamConfig{SocketSettings: &internet.SocketConfig{DialerProxy: ps.Tag}}\n\t\t\t}\n\t\t\tps = nil\n\t\t}\n\t\tsenderSettings.ProxySettings = ps\n\t}\n\n\tif c.MuxSettings != nil {\n\t\tms, err := c.MuxSettings.Build()\n\t\tif err != nil {\n\t\t\treturn nil, errors.New(\"failed to build Mux config\").Base(err)\n\t\t}\n\t\tsenderSettings.MultiplexSettings = ms\n\t}\n\n\tsettings := []byte(\"{}\")\n\tif c.Settings != nil {\n\t\tsettings = ([]byte)(*c.Settings)\n\t}\n\trawConfig, err := outboundConfigLoader.LoadWithID(settings, c.Protocol)\n\tif err != nil {\n\t\treturn nil, errors.New(\"failed to load outbound detour config for protocol \", c.Protocol).Base(err)\n\t}\n\tif err := validateOutboundTransportSecurity(rawConfig, senderSettings); err != nil {\n\t\treturn nil, err\n\t}\n\tts, err := rawConfig.(Buildable).Build()\n\tif err != nil {\n\t\treturn nil, errors.New(\"failed to build outbound handler for protocol \", c.Protocol).Base(err)","sourceCodeStart":330,"sourceCodeEnd":366,"githubUrl":"https://github.com/XTLS/Xray-core/blob/7d214f8b094f75322fa3990f8aadad1c912f24f5/infra/conf/xray.go#L330-L366","documentation":"Error \"failed to build Mux config\" thrown in XTLS/Xray-core.","triggerScenarios":"Thrown at infra/conf/xray.go:348 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":"7d214f8b094f75322fa3990f8aadad1c912f24f5","analyzedAt":"2026-08-15T14:26:24.325Z","schemaVersion":2},"datasetVersion":"2026-08-15T17:31:12.345Z"}