{"record":{"id":"4ebb04a9e9313fbe","repo":"golangci/golangci-lint","slug":"failed-to-configure-analyzers-w","errorCode":null,"errorMessage":"failed to configure analyzers: %w","messagePattern":"failed to configure analyzers: %w","errorType":"validation","errorClass":null,"httpStatus":null,"severity":"error","filePath":"pkg/goanalysis/linter.go","lineNumber":189,"sourceCode":"\t\t\treturn fmt.Errorf(\"settings key %q must be valid analyzer name, valid analyzers: %v\",\n\t\t\t\tanalyzerName, lnt.allAnalyzerNames())\n\t\t}\n\n\t\tif err := lnt.configureAnalyzer(a, analyzerSettings); err != nil {\n\t\t\treturn fmt.Errorf(\"failed to configure analyzer %s: %w\", analyzerName, err)\n\t\t}\n\t}\n\n\treturn nil\n}\n\nfunc (lnt *Linter) preRun(lintCtx *linter.Context) error {\n\tif err := analysis.Validate(lnt.analyzers); err != nil {\n\t\treturn fmt.Errorf(\"failed to validate analyzers: %w\", err)\n\t}\n\n\tif err := lnt.configure(); err != nil {\n\t\treturn fmt.Errorf(\"failed to configure analyzers: %w\", err)\n\t}\n\n\tif lnt.contextSetter != nil {\n\t\tlnt.contextSetter(lintCtx)\n\t}\n\n\treturn nil\n}\n\nfunc (lnt *Linter) getName() string {\n\treturn lnt.name\n}\n\nfunc (lnt *Linter) getLinterNameForDiagnostic(*Diagnostic) string {\n\treturn lnt.name\n}\n\nfunc (lnt *Linter) getAnalyzers() []*analysis.Analyzer {","sourceCodeStart":171,"sourceCodeEnd":207,"githubUrl":"https://github.com/golangci/golangci-lint/blob/ed7a235d2d771152056fdc142a9855567c5796a9/pkg/goanalysis/linter.go#L171-L207","documentation":"Wrapping error from Linter.preRun: the configure() step failed, so analyzers could not be configured and the lint run aborts. It aggregates the underlying cause (unknown settings key, bad flag value, etc.) and is itself returned to Run, the top-level entry point.","triggerScenarios":"Any failure inside lnt.configure() — unknown settings key (error 161) or configureAnalyzer failure (error 160/162) — triggered on every run of golangci-lint with a bad settings section.","commonSituations":"Most commonly a malformed .golangci.yml settings block; users see this at the top of the error chain in CI logs after adding or migrating configuration.","solutions":["Follow the wrapped error chain down to the root cause (specific key or value) and fix it in the config file","Run `golangci-lint config verify` to lint the configuration file itself","Compare config against the docs for the installed golangci-lint version","Simplify by removing the settings block and re-adding entries one at a time to isolate the offender"],"exampleFix":"# before\nsettings:\n  unknowablizer:\n    x: 1\n# after\n# remove the unknown analyzer settings block entirely","handlingStrategy":"try-catch","validationCode":"// before running: validate the settings section shape and key names\nfor key := range cfg.Settings {\n    if !isValidAnalyzerName(key) {\n        return fmt.Errorf(\"invalid settings key %q\", key)\n }\n}","typeGuard":null,"tryCatchPattern":"if err := linter.Run(lintCtx); err != nil {\n    if strings.Contains(err.Error(), \"failed to configure analyzers\") {\n        fmt.Fprintf(os.Stderr, \"fix .golangci.yml settings: %v\\n\", err)\n        os.Exit(2)\n    }\n    return err\n}","preventionTips":["Run `golangci-lint config verify` in CI as a pre-check step","Commit a known-good .golangci.yml and review config changes in PRs","Keep golangci-lint version pinned (e.g. via tools.go or Docker) so config stays valid"],"tags":["golangci-lint","configuration","startup"],"backgroundTag":"analyzer-configuration-failed","analyzedSha":"ed7a235d2d771152056fdc142a9855567c5796a9","analyzedAt":"2026-09-02T18:47:33.865Z","contentChangedAt":null,"schemaVersion":2},"datasetVersion":"2026-09-08T10:18:20.063Z"}