x160 flashing error

hi,
any solution for solve x160 flashing..
Welcome to Octoplus/Octopus Box LG Software version 2.5.0
Connecting to server support.octoplusbox.com:82…OK
Authorizing…Failed!
Connecting to server support.octoplusbox.com:82…OK
Authorizing…OK
——————————————————————————–
Checking data…OK
Platform: LG MTK
Selected port: COM10
Selected baudrate: 921600
Selected model: X160
Selected USB connection type
Press and hold "Vol-" and connect cable.OK
Phone found.
CPU name: MT6582
CPU revision: 8A00.CA01.0001.0000
Prepairing loader…OK
Sending loader…OK
Synchronizing with loader…
Detecting flash chip…OK
Detecting EMMC flash chip…OK
Reading info…OK
Reconnecting phone…OK
——————————————————————————–
IMEI A: Bad
IMEI B: Bad
Bluetooth address: Unknown
Wi-Fi MAC address: Unknown
EMMC rpmb size: 0 Mb
EMMC boot1 size: 4 Mb
EMMC boot2 size: 4 Mb
EMMC gp1 size: 0 Mb
EMMC gp2 size: 0 Mb
EMMC gp3 size: 0 Mb
EMMC gp4 size: 0 Mb
EMMC user area size: 7456 Mb
——————————————————————————–
Opening "MT6582__lge__Max__160_v10__5.0__ALPS.L0.MP2.V 1
_ARIMA6582.W.L_P106.oct"…
Writing Firmware…
Reading partitions…OK
Prepairing firmware…OK
Writing Bootloader…OK
Verifying MBR…Failed!
Performed by 2.5.0 Software version.