team plz solve this always boot error

when i trry to connect max mtk 6592 cpu show boot error always
some mtk6592 connect without any tension

1. Power Off Phone , Remove battery , Insert back
2. Insert USB cable. In some cases require hold BootKey

Wait for phone...
Phone found! [ 11 ]
Sync...
Inital regs read done
Boot Info :
BB_CPU_ID : 6592
BB_CPU_HW : CA00
BB_CPU_SW : 8A00
BB_CPU_SB : 0000
BB_CPU_NM : [MediaTek] MT6592_S00
Processing BROM stage
BLVersion : 0x01
SecCfgVal : 0x00000000
BromVersion : 0xFF
BLVersion : 0x01
Preloader Status : Alive
Processing DA stage
DA Select done , sending
DA Ver : MTK_AllInOne_DA_v7.1533.03
NAND :

Error : DA init Failed! Error code : 0x4
LErr : 0000

Boot Error!

Operation Failed
Elapsed: 00:00:07
Reconnect Power/Cable!

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team plz solve this always boot error