if _, err = Load(cfgFile, cfg); err != nil {
			if !osIsNotExist(err) && !osIsPermission(err) {
				return nil, err
			}
			continue
		}
		data, _ = json.Marshal(cfg)
		break
	}
	if osIsPermission(err) {
		logger.Info("Older config found but is not readable %s, proceeding to read config from other places", err)
	}
	if osIsNotExist(err) || osIsPermission(err) || len(data) == 0 {

				return nil, errUnformattedDisk
			}
			if osIsNotExist(err) {
				return nil, errDiskNotFound
			} else if osIsPermission(err) {
				return nil, errDiskAccessDenied
			}
			storageLogOnceIf(GlobalContext, err, "check-format-json") // log unexpected errors
			return nil, errCorruptedBackend
		} else if osIsPermission(err) {
			return nil, errDiskAccessDenied
		}