docker/cli · error

failed to update config %s: %w

Error message

failed to update config %s: %w

What it means

Error "failed to update config %s: %w" thrown in docker/cli.

Source

Thrown at cli/command/stack/deploy_composefile.go:154

		}
	}
	return nil
}

func createConfigs(ctx context.Context, dockerCLI command.Cli, configs []swarm.ConfigSpec) error {
	apiClient := dockerCLI.Client()

	for _, configSpec := range configs {
		res, err := apiClient.ConfigInspect(ctx, configSpec.Name, client.ConfigInspectOptions{})
		switch {
		case err == nil:
			// config already exists, then we update that
			_, err := apiClient.ConfigUpdate(ctx, res.Config.ID, client.ConfigUpdateOptions{
				Version: res.Config.Meta.Version,
				Spec:    configSpec,
			})
			if err != nil {
				return fmt.Errorf("failed to update config %s: %w", configSpec.Name, err)
			}
		case errdefs.IsNotFound(err):
			// config does not exist, then we create a new one.
			_, _ = fmt.Fprintln(dockerCLI.Out(), "Creating config", configSpec.Name)
			_, err := apiClient.ConfigCreate(ctx, client.ConfigCreateOptions{
				Spec: configSpec,
			})
			if err != nil {
				return fmt.Errorf("failed to create config %s: %w", configSpec.Name, err)
			}
		default:
			return err
		}
	}
	return nil
}

func createNetworks(ctx context.Context, dockerCLI command.Cli, namespace convert.Namespace, networks map[string]client.NetworkCreateOptions) error {

View on GitHub (pinned to e9452d6e78)

When it happens

Trigger: Thrown at cli/command/stack/deploy_composefile.go:154 when the library encounters an invalid state.

Common situations: See trigger scenarios.

AI-assisted analysis of docker/cli@e9452d6e78 (2026-08-01). Data as JSON: /data/errors/dab5c59d5b0ba418.json. Report an issue: GitHub.