return fmt.Errorf("unable to load the user `%s`: %w", userName, err)
			}
		}

		bootstrapTraceMsg("loading regular IAM groups")
		groupsList := listedConfigItems[groupsListKey]
		for _, item := range groupsList {
			group := path.Dir(item)
			if err := iamOS.loadGroup(ctx, group, cache.iamGroupsMap); err != nil && err != errNoSuchGroup {