ahmetb/kubectx · error

kubeconfig error: %w

Error message

kubeconfig error: %w

What it means

Generic kubeconfig parse guard at the top of kubens SwitchOp.Run: loading or decoding the kubeconfig failed before the namespace switch could proceed. The wrapped error indicates whether files were unreadable or contained invalid YAML.

Source

Thrown at cmd/kubens/switch.go:40

	"os"

	errors2 "k8s.io/apimachinery/pkg/api/errors"
	metav1 "k8s.io/apimachinery/pkg/apis/meta/v1"

	"github.com/ahmetb/kubectx/internal/kubeconfig"
	"github.com/ahmetb/kubectx/internal/printer"
)

type SwitchOp struct {
	Target string // '-' for back and forth, or NAME
	Force  bool   // force switch even if the namespace doesn't exist
}

func (s SwitchOp) Run(_, stderr io.Writer) error {
	kc := new(kubeconfig.Kubeconfig).WithLoader(kubeconfig.DefaultLoader)
	defer kc.Close()
	if err := kc.Parse(); err != nil {
		return fmt.Errorf("kubeconfig error: %w", err)
	}

	toNS, err := switchNamespace(kc, s.Target, s.Force)
	if err != nil {
		return err
	}
	err = printer.Success(stderr, "Active namespace is \"%s\"", printer.SuccessColor.Sprint(toNS))
	return err
}

func switchNamespace(kc *kubeconfig.Kubeconfig, ns string, force bool) (string, error) {
	ctx, err := kc.GetCurrentContext()
	if err != nil {
		return "", fmt.Errorf("failed to get current context: %w", err)
	}
	if ctx == "" {
		return "", errors.New("current-context is not set")
	}

View on GitHub (pinned to 12ad6fb22e)

Solutions

1. Verify KUBECONFIG paths are readable
2. Lint the YAML of each kubeconfig file
3. Repair or remove the broken file and retry the namespace switch

When it happens

Trigger: Thrown at cmd/kubens/switch.go:40 when the library encounters an invalid state.

Common situations: See trigger scenarios.

AI-assisted analysis of ahmetb/kubectx@12ad6fb22e (2026-09-02). Data as JSON: /api/errors/2ae61aa33492aaa8. Report an issue: GitHub.