case NtStatus.NT_STATUS_PATH_NOT_COVERED:
            // samba fails to report the proper status for some operations
        case 0xC00000A2: // NT_STATUS_MEDIA_WRITE_PROTECTED
            checkReferral(resp, req.getPath(), req);
        case NtStatus.NT_STATUS_BUFFER_OVERFLOW:
            break; /* normal for DCERPC named pipes */
        case NtStatus.NT_STATUS_MORE_PROCESSING_REQUIRED:
            break; /* normal for NTLMSSP */

	}

	volumeDir, err := s.getVolDir(volume)
	if err != nil {
		return err
	}
	baseDir := pathJoin(volumeDir, path+slashSeparator)
	metaPath := pathutil.Join(baseDir, xlStorageFormatFile)
	buf, err := s.readAllData(ctx, volume, volumeDir, metaPath)
	if err != nil {
		return err
	}
	defer metaDataPoolPut(buf)

	if !isXL2V1Format(buf) {
		return nil
	}
	var xl xlMetaV2