Cph1859 error in infinity box cm2 mt2 v2.02

im getting error in oppo f7 youth cph1859 my phone is stuck on logo can Any one help plzzz how to fix this error ..
here's logs...



Card found : CD1826B5 , v0137
Infinity-Box Chinese Miracle MediaTek Service Module [ MTK ] v2.02

Load IDBase v11861 Ok!


Operation : Identify [ v2.02 ]

1. Make sure device is powered off. Power off, if need. Wait 20 seconds after
2. Insert USB cable in phone
Waiting for device connection ...

PTFN : OPPO PreLoader USB VCOM (Android) (COM35)
MODE : PRELOADER PORT
PORT : 35
Waiting BOOT ack ...
PRELOADER : ACK confirmed!
BROM : Init BROM
BROM init passed!
CHIP : MT6771 , SBID : 0x8A00 , HWVR : 0xCA00 , SWVR : 0x0000
TYPE : MODERN RAPHAEL
BROM : SecLevel : 0x00000005
BROM : SecMode : SBC+SDA
BROM : PRELOADER PORT
MODE : Oppo : F7 | Manual : Disabled
AGENT : Look for suitable BootChain in DA ...
AGENT : DA_BR_HIGH.bin
AGENT : Found MT6771
AGENT : MTK_DOWNLOAD_AGENT
BROM : Sending 1st DA ...

BROM : 0x00007024 : DA SEND ERROR!
ERROR : SECURE BOOT : SELECTED DA NOT SUPPORTED IN CURRENT DEVICE STATE!
INFO : PRELOADER Level : CORRECT DA required : PL/PL_CRYPTO

Error : Fail to init protocol!
Remove battery, cable. Check cable/connection/driver! Check SW hint! Repeat operation!

Reconnect Power/Cable!


:confused: