c.groupHandler.setDiscovery(version.Group, discovery.NewAPIGroupHandler(Codecs, apiGroup))

	if !foundVersion {
		c.versionHandler.unsetDiscovery(version)

		if c.resourceManager != nil {
			c.resourceManager.RemoveGroupVersion(metav1.GroupVersion{
				Group:   version.Group,
				Version: version.Version,
			})
		}
		return nil
	}