ahmetb/kubectx · error

write error: %w

Error message

write error: %w

What it means

printer.Success failed to write the 'Active context unset' confirmation to stderr. The unset operation was already saved successfully; only the final user-facing message write failed (closed or errored stderr writer).

Source

Thrown at cmd/kubectx/unset.go:47

	if err := checkIsolatedMode(); err != nil {
		return err
	}
	kc := new(kubeconfig.Kubeconfig).WithLoader(kubeconfig.DefaultLoader)
	defer kc.Close()
	if err := kc.Parse(); err != nil {
		return fmt.Errorf("kubeconfig error: %w", err)
	}

	if err := kc.UnsetCurrentContext(); err != nil {
		return fmt.Errorf("error while modifying current-context: %w", err)
	}
	if err := kc.Save(); err != nil {
		return fmt.Errorf("failed to save kubeconfig file after modification: %w", err)
	}

	err := printer.Success(stderr, "Active context unset for kubectl.")
	if err != nil {
		return fmt.Errorf("write error: %w", err)
	}
	return nil
}

View on GitHub (pinned to 12ad6fb22e)

Solutions

1. Ensure stderr is open and writable in the invoking context
2. Verify with kubectl config current-context that the unset took effect despite the message failure

When it happens

Trigger: Thrown at cmd/kubectx/unset.go:47 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/2ff94fbfc5ffdcee. Report an issue: GitHub.