{"record":{"id":"c7cd44aad039dd95","repo":"multica-ai/multica","slug":"failed-to-open-daemon-log-file-s-for-restart-w","errorCode":null,"errorMessage":"failed to open daemon log file %s for restart: %w","messagePattern":"failed to open daemon log file (.+?) for restart: %w","errorType":"console","errorClass":null,"httpStatus":null,"severity":"error","filePath":"server/cmd/multica/cmd_daemon.go","lineNumber":1109,"sourceCode":"\t\tif logRotator != nil {\n\t\t\tlogger = logger_pkg.NewWriterLoggerDefault(\"daemon\", os.Stderr)\n\t\t\t_ = logRotator.Close()\n\t\t}\n\n\t\targs := buildDaemonStartArgs(cmd)\n\t\tchild := exec.Command(restartBin, args...)\n\n\t\t// The successor is a fresh foreground daemon that will open daemon.log\n\t\t// through its own rotating writer; hand it the raw-stderr sink so its\n\t\t// inherited fds don't hold daemon.log open (see runDaemonBackground).\n\t\terrLogPath := daemonStderrLogPathForProfile(profile)\n\t\tlogFile, err := openBoundedErrLog(errLogPath)\n\t\tif err != nil {\n\t\t\tlogger.Error(\"failed to open log file for restart\", \"error\", err)\n\t\t\t// Runtimes were already deregistered by triggerRestart() before handoff.\n\t\t\t// The supervisor-spawned successor re-registers on startup; do not\n\t\t\t// duplicate cleanup here.\n\t\t\treturn fmt.Errorf(\"failed to open daemon log file %s for restart: %w\", errLogPath, err)\n\t\t}\n\t\tchild.Stdout = logFile\n\t\tchild.Stderr = logFile\n\t\t// Break out of the parent's Job Object on Windows; see the\n\t\t// runDaemonBackground call site for rationale.\n\t\tchild.SysProcAttr = daemonSysProcAttr(true)\n\n\t\tif err := child.Start(); err != nil {\n\t\t\t// Runtimes were already deregistered by triggerRestart() before handoff.\n\t\t\t// The supervisor-spawned successor re-registers on startup; do not\n\t\t\t// duplicate cleanup here.\n\t\t\tif isAccessDeniedSpawnErr(err) {\n\t\t\t\tchild = exec.Command(restartBin, args...)\n\t\t\t\tchild.Stdout = logFile\n\t\t\t\tchild.Stderr = logFile\n\t\t\t\tchild.SysProcAttr = daemonSysProcAttr(false)\n\t\t\t\tif err := child.Start(); err != nil {\n\t\t\t\t\tlogFile.Close()","sourceCodeStart":1091,"sourceCodeEnd":1127,"githubUrl":"https://github.com/multica-ai/multica/blob/2c0912b6ec764b373d44eeea1e80f0d9f11ab417/server/cmd/multica/cmd_daemon.go#L1091-L1127","documentation":"Error \"failed to open daemon log file %s for restart: %w\" thrown in multica-ai/multica.","triggerScenarios":"Thrown at server/cmd/multica/cmd_daemon.go:1109 when the library encounters an invalid state.","commonSituations":"See trigger scenarios.","solutions":["Check that the daemon log file path is writable before restart."],"exampleFix":null,"handlingStrategy":null,"validationCode":null,"typeGuard":null,"tryCatchPattern":null,"preventionTips":[],"tags":[],"backgroundTag":null,"analyzedSha":"2c0912b6ec764b373d44eeea1e80f0d9f11ab417","analyzedAt":"2026-08-15T13:25:18.241Z","schemaVersion":2},"datasetVersion":"2026-08-15T22:17:37.221Z"}