NH02 phone Haiti carrier MTK CPU 6261 cannot unock

SigmaKey v.2.17.10
426871453 Sigma dongle 2.17, Initializing…OK
Pack 1: Activated
Pack 2: Activated
——— 2016-07-20 21:06:43 ———
SigmaKey 2.17.10 MTK: Direct unlock
Plug the USB cable into the powered off phone…
USB Single Port (COM42), Provider: Moblie BroadBand Device, Driver ver.: 10.1352.0.1, Date: 4/17/2014, USB\VID_0E8D&PID_0003&REV_0100
Baseband Processor:MT6261, HW Rev. B.01, SW Rev. 0.01
Serial number: 0DB11AB920BD75B8
Sending boot…Error writing to serial port
——— 2016-07-20 21:07:09 ———
SigmaKey 2.17.10 MTK: Direct unlock
Plug the USB cable into the powered off phone…
USB Single Port (COM42), Provider: Moblie BroadBand Device, Driver ver.: 10.1352.0.1, Date: 4/17/2014, USB\VID_0E8D&PID_0003&REV_0100
Unexpected response from the phone