Khắc phục lỗi : Unexpected Exception:BOX_AUTH_ERROR:20

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Hi! I just fix same problem with UFS by that way:
Setup HWK_Suite_Setup_v02.08.000 after updating got «Box_Auth_Error: 20»

1. Connect box, run UpdateClient.exe > Update UFS Firmware
open Req.fbi
UpdateClient ask open file –«*box number*.fbi»
Give*.* in next string and select Req.fbi
Got massage
-- UFSx Device: UFS2 SarasSoft, USB S/N: ****
-- Target Id : 62 CF 1 10
-- UFSx Boot : UFxBoot V2.2 (c) SarasSoft 2003.
-- UFSx Firmw.: UFS_USB V2.8 (c) SarasSoft 2007.
-- UFSx S/N :*****
-- Features : 00000001
-- Licence 5 : True
-- UFSx Vendor: TORNADO
-- HWK ID : A1.04-******
-- HWK Status : 1, DL: 0
-- Request file generated: "box number.req"
Save one.
2.Start ufs3tools269b
Open in FBI Calculator "box number.req",calculate "box number.fbi".Save one too.Close ufs3tools269b.
Start UpdateClient.exe > Update UFS Firmware againe.Select "box number.fbi" and start update UFS Firmware.
Now my box is working. 100%

thanks ...verry ....cám ơn Hung Phong nha ..mình làm ok rùi ..trời..suýt nữa thì bị 39a Nguyễn Du thịt mất 200k công fixx lỗi....bạn nào bị lỗi này làm theo ok đó ...