unlock fail techno RA6 version 8.1.0

Unlock4samsung Thursday, April 25, 2019

please forum help when i tried to unlock my tecno RA6 I GOT THIS ERROR
please help me with any method to get it unlock

--------- 2019-04-25 06:46:11 ---------
SigmaKey 2.30.04 MTK: Direct unlock
MediaTek USB VCOM (Android) (COM17), Provider: MediaTek Inc., Driver ver.: 3.0.1504.0, Date: 1/21/2016, USB\VID_0E8D&PID_2007&REV_????
Baseband Processor: MT6739
Version: TK_MD_BASIC_HW
Firmware: MOLY.LR12A.R2.MP.V22.1.P9
IMEI 1: 356676091580362
IMEI 2: 356676091580370
Reading security block...Inconsistent file:E5189182AB7117F70754C21EFAD6D1E9