Sigma can't repair imei honor v10(blk-al20)

hi.
sigma can't repair imei honor v10 BKL-AL20-C00GTB199
security patch 1 agu 2018

--------- 2018-12-21 10:06:47 ---------
SigmaKey 2.29.13b1 HiSi: Repair IMEI
Connecting....
Android Adapter PCUI (COM15), Provider: Huawei Incorporated, Driver ver.: 2.0.6.725, Date: 28.12.2015, USB\Vid_12D1&Subclass_13&Prot_22
Firmware: System 8.0.0.046(0H23), Date: Tue Aug 21 16:56:56 CST 2018, Provider: all/cn
Boot Version: System 8.0.0.046(0H23)_BOOT, FastBoot Version: Chipset-boston8.0.0.001(02V7)_FASTBOOT
Recovery Version: (unknow), System Version: System 8.0.0.046(0H23)
Removing firmware protection...This Android security patch level is not supported.
Please wait for future updates.