mtk cpu phone redeng problem?

>>Current Task:
USB Backup Facotry Files
>>Ver:1.5.4
>>
>>HIGH BOOT
>>
>>Operation:
1. Power off the phone.
2. Please insert USB cable within 40 seconds.
>>
>>PreLoader USB VCOM (Android) (COM21)
>>
>>Connecting...
>>CPU TYPE:MT6580
>>Hardware version:CA00
>>Software version:0000
>>SecCfgVal :0x00000000
>>BromVersion :0xFF
>>BLVersion :0x01
>>Boot downloading complete!
>>EMMC_ID:0x150100464E36324D42031939ACBCC403
>>EMMC_PRODUCT_NAME: 0x464E36324D42
>>EMMC_BOOT1_SIZE: 0x00400000
>>EMMC_BOOT2_SIZE: 0x00400000
>>EMMC_PRMB_SIZE: 0x00080000
>>EMMC_GP1_SIZE: 0x00000000
>>EMMC_GP2_SIZE: 0x00000000
>>EMMC_GP3_SIZE: 0x00000000
>>EMMC_GP4_SIZE: 0x00000000
>>EMMC_USER_SIZE: 0x1D2000000(7.28 G)
>>
>>INT RAM: 128KB SDRAM EXT RAM: 1GB DRAM
>>Find partition success.
>>MTKxCPU: MT6580
>>ProdName: V95
>>ProdModel: roarV95
>>Device: roarV95
>>AndroidVer: 7.0
>>Brand: Symphony
>>MTKxPRJ: V95_HW2_V14
>>DisplayID: V95_HW2_V14
>>BoardID: Symphony
>>BuildDate: Sat May 19 14:54:26 CST 2018
>>
>>Empty/useless files we will reduce it.
>preloader_rx617.bin read success.
>proinfo read success.
>nvram.bin read success.
>seccfg.bin read success.
>lk.bin read success.
>>Reading boot.img .
>>Reading failed
>>Elapsed time: 00:00:50.


how to problem solve