Lumia 920 flashing

tried flashing lumia 920 but now get this error.now phone dont go on.please help



Device catched in BOOT mode!

Boot Mode confirmed!

Setting Preloder

Collect Info...

Setting Application

Setting Secure

Collect Info...

=== Nokia Flash App info :

Protocol Version : 1.9

Protocol Implementation : 1.16

=== Phone Initial info :

Phone Model ID : Nokia.MSM8960.P4301_ATT.3.1

=== eMMC info :

eMMC Vendor : Toshiba

eMMC CID : 0011

eMMC Size : 29820 MiB

=== Security Initial info :

Security Status : 010100000101

Secure Boot : Enabled

Secure eFUSE : Enabled

JTAG : Disabled

RDC Key : Not Present (Retail)

UEFI SBoot : Enabled

SecHW Key : Exists

Device RootKey : 00E9427DF118D9E27D098D13BECB6C6C89CE59F4

=== Other info :

SD present : False



FFU : RM821_3051.40000.1349.0011_RETAIL_apac_malaysia_31 6_11_371131_prd_signed.ffu

Checking...

Device RootKey Match with FFU RootKey!

Device ProductID Match with FFU ProductID!

ProductID : Nokia.MSM8960.P4301

DevRKH : 00E9427DF118D9E27D098D13BECB6C6C89CE59F4

All Ok, Continue flashing...



FFU : RM821_3051.40000.1349.0011_RETAIL_apac_malaysia_31 6_11_371131_prd_signed.ffu

Flashing FFU

Sending FFU Header CertData

Header sent , accepted :)

Perform Data Partition Erase

Erase done

Sending FFU Payload Data...

Finishing flashing

Red Light :(

Error during flashing!

LastErr : FFFFFFFFFFFFFFFF00000000



Connect phone on selected interface...



its an at&t phone

please help

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