DRA-L01 Unlock help

Code:

---

Using library Brom_DLL_v7.1813.3
Searching phone in normal mode;
[connect the phone powered off with volume down and up pressed to the usb cable]
Phone detected (MediaTek USB Port (COM13))
Preparing to start flash mode;
Preparing to open COM13
ERROR: Timeout waiting !
ERROR: BOOT_PHONE;

---

seem, drivers, problems