MP_IOCTL_ERROR_START
#define MP_MORE_DATA (MP_IOCTL_ERROR_START + 1)
#define MP_DRVR_INVALID_ID (MP_IOCTL_ERROR_START + 2)
#define MP_DRVR_ID_OBSOLETE (MP_IOCTL_ERROR_START + 3)
#define MP_DRVR_ACCESS_SYMMETRIC (MP_IOCTL_ERROR_START + 4)
#define MP_DRVR_PATH_UNAVAILABLE (MP_IOCTL_ERROR_START + 5)
#define MP_DRVR_IDS_NOT_ASSOCIATED (MP_IOCTL_ERROR_START + 6)
#define MP_DRVR_ILLEGAL_ACCESS_STATE_REQUEST (MP_IOCTL_ERROR_START + 7)
#define MP_DRVR_IO_ERROR (MP_IOCTL_ERROR_START + 8)
#define MP_DRVR_ILLEGAL_LOAD_BALANCING_TYPE (MP_IOCTL_ERROR_START + 9)