{"record":{"id":"fd9c28aef96842a4","repo":"ahmetb/kubectx","slug":"kubeconfig-error-w-fd9c28","errorCode":null,"errorMessage":"kubeconfig error: %w","messagePattern":"kubeconfig error: %w","errorType":"exception","errorClass":null,"httpStatus":null,"severity":"error","filePath":"cmd/kubens/current.go","lineNumber":31,"sourceCode":"// limitations under the License.\n\npackage main\n\nimport (\n\t\"errors\"\n\t\"fmt\"\n\t\"io\"\n\n\t\"github.com/ahmetb/kubectx/internal/kubeconfig\"\n)\n\ntype CurrentOp struct{}\n\nfunc (c CurrentOp) Run(stdout, _ io.Writer) error {\n\tkc := new(kubeconfig.Kubeconfig).WithLoader(kubeconfig.DefaultLoader)\n\tdefer kc.Close()\n\tif err := kc.Parse(); err != nil {\n\t\treturn fmt.Errorf(\"kubeconfig error: %w\", err)\n\t}\n\n\tctx, err := kc.GetCurrentContext()\n\tif err != nil {\n\t\treturn fmt.Errorf(\"failed to get current context: %w\", err)\n\t}\n\tif ctx == \"\" {\n\t\treturn errors.New(\"current-context is not set\")\n\t}\n\tns, err := kc.NamespaceOfContext(ctx)\n\tif err != nil {\n\t\treturn fmt.Errorf(\"failed to read namespace of \\\"%s\\\": %w\", ctx, err)\n\t}\n\t_, err = fmt.Fprintln(stdout, ns)\n\tif err != nil {\n\t\treturn fmt.Errorf(\"write error: %w\", err)\n\t}\n\treturn nil","sourceCodeStart":13,"sourceCodeEnd":49,"githubUrl":"https://github.com/ahmetb/kubectx/blob/12ad6fb22e8c546ee2b54e7de38aa51c906832f7/cmd/kubens/current.go#L13-L49","documentation":"CurrentOp.Run loads the kubeconfig file via kubeconfig.DefaultLoader and calls kc.Parse(). Any failure reading or parsing the kubeconfig YAML (missing file, malformed YAML, invalid structure) is wrapped as \"kubeconfig error: %w\". kubens cannot determine the current namespace without a valid kubeconfig.","triggerScenarios":"kc.Parse() returns an error because KUBECONFIG points to a nonexistent, unreadable, or malformed file, or the YAML does not match the kubeconfig schema.","commonSituations":"KUBECONFIG env var set to a wrong path; first run before any cluster has been configured (no ~/.kube/config); a partially-written or hand-edited config with YAML syntax errors.","solutions":["Check that the file named by $KUBECONFIG (default ~/.kube/config) exists and is readable","Run `kubectl config view` to see whether kubectl can parse the same file","Fix YAML syntax errors in the kubeconfig (tabs, bad indentation)","Run `kubectl config set-context` / re-copy credentials to regenerate a valid kubeconfig"],"exampleFix":"// before\nexport KUBECONFIG=~/.kube/confg   // typo, file missing\n// after\nexport KUBECONFIG=~/.kube/config","handlingStrategy":"validation","validationCode":"kcPath := os.Getenv(\"KUBECONFIG\")\nif kcPath == \"\" {\n    kcPath = filepath.Join(os.Getenv(\"HOME\"), \".kube\", \"config\")\n}\nif _, err := os.Stat(kcPath); err != nil {\n    return fmt.Errorf(\"kubeconfig missing: %w\", err)\n}","typeGuard":null,"tryCatchPattern":"op := kubens.CurrentOp{}\nif err := op.Run(stdout, stderr); err != nil {\n    if strings.Contains(err.Error(), \"kubeconfig error:\") {\n        // run `kubectl config view` to diagnose, then fix or regenerate the file\n    }\n    return err\n}","preventionTips":["Keep KUBECONFIG pointing at an existing, readable file","Validate edits to kubeconfig with `kubectl config view` before using other tools","Never hand-edit kubeconfig with tabs; use kubectl config commands","Back up ~/.kube/config before automated tools rewrite it"],"tags":["go","kubeconfig","yaml","kubernetes"],"backgroundTag":"kubeconfig-parse-error","analyzedSha":"12ad6fb22e8c546ee2b54e7de38aa51c906832f7","analyzedAt":"2026-09-02T12:23:10.107Z","contentChangedAt":null,"schemaVersion":2},"datasetVersion":"2026-09-09T16:17:10.729Z"}