return
		}
		if groupLookupFailures, isLookupFailure := discovery.GroupDiscoveryFailedErrorGroups(err); isLookupFailure {
			// In partial discovery cases, preserve existing synced informers for resources in the failed groups, so resyncMonitors will only add informers for newly seen resources
			for k, v := range oldResources {

			utilruntime.HandleError(err)

			if groupLookupFailures, isLookupFailure := discovery.GroupDiscoveryFailedErrorGroups(err); isLookupFailure && len(newResources) > 0 {
				// In partial discovery cases, preserve existing informers for resources in the failed groups, so resyncMonitors will only add informers for newly seen resources
				for k, v := range oldResources {
					if _, failed := groupLookupFailures[k.GroupVersion()]; failed {