LG k520dy flashing problem [Answerd]

good day Octopus team why always have error in flashing?i try 3firmware

this is the log:

Welcome to Octoplus/Octopus Box LG Software version 2.9.3
Converting files...
Unpacking "E:\LG\K520DY10b_00_0517.kdz"...OK
Opening "C:\Users\ADMINI~1\AppData\Local\Temp\K520DY10b_00 _0517
\K52010s_00.dz"...OK
Unpacking "PrimaryGPT_0.bin"...OK
Unpacking "sbl1_1024.bin"...OK
Unpacking "tz_2048.bin"...OK
Unpacking "hyp_3072.bin"...OK
Unpacking "rpm_4096.bin"...OK
Unpacking "aboot_5120.bin"...OK
Unpacking "sbl1bak_12288.bin"...OK
Unpacking "tzbak_13312.bin"...OK
Unpacking "hypbak_14336.bin"...OK
Unpacking "rpmbak_15360.bin"...OK
Unpacking "abootbak_16384.bin"...OK
Unpacking "persist_53248.bin"...OK
Unpacking "laf_93184.bin"...OK
Unpacking "boot_142336.bin"...OK
Unpacking "recovery_191488.bin"...OK
Unpacking "recoverybak_240640.bin"...OK
Unpacking "sec_295936.bin"...OK
Unpacking "rct_299008.bin"...OK
Unpacking "factory_316416.bin"...OK
Unpacking "modem_513024.bin"...OK
Unpacking "cust_688128.bin"...OK
Unpacking "system_892928.bin"...OK
Unpacking "system_1156616.bin"...OK
Unpacking "system_1160632.bin"...OK
Unpacking "system_1421232.bin"...OK
Unpacking "system_1680904.bin"...OK
Unpacking "system_1684920.bin"...OK
Unpacking "system_1945520.bin"...OK
Unpacking "system_2205192.bin"...OK
Unpacking "system_2209208.bin"...OK
Unpacking "system_2469808.bin"...OK
Unpacking "system_2729480.bin"...OK
Unpacking "system_2733496.bin"...OK
Unpacking "system_2994096.bin"...OK
Unpacking "system_3253768.bin"...OK
Unpacking "system_3257784.bin"...OK
Unpacking "system_3518384.bin"...OK
Unpacking "system_3780528.bin"...OK
Unpacking "system_4042672.bin"...OK
Unpacking "system_4304816.bin"...OK
Unpacking "system_4566960.bin"...OK
Unpacking "system_4829104.bin"...OK
Unpacking "system_5091248.bin"...OK
Unpacking "system_5353392.bin"...OK
Unpacking "system_5615536.bin"...OK
Unpacking "system_5877680.bin"...OK
Unpacking "system_6139824.bin"...OK
Unpacking "system_6397952.bin"...OK
Unpacking "system_6660096.bin"...OK
Unpacking "system_6922240.bin"...OK
Unpacking "system_6925304.bin"...OK
Unpacking "OP_7651328.bin"...OK
Unpacking "OP_7913472.bin"...OK
Unpacking "OP_8175616.bin"...OK
Unpacking "OP_8178832.bin"...OK
Unpacking "BackupGPT_30534656.bin"...OK
Unpacking done. Processing files...
Identifying sub-files...OK
Creating destination file...OK
Deleting temporary files...
Deleting directory "C:\Users\ADMINI~1\AppData\Local\Temp\K520DY10 b_
00_0517\"...
Deleting file "C:\Users\ADMINI~1\AppData\Local\Temp\K520DY10b_00 _
0517\aboot"...OK
Deleting file "C:\Users\ADMINI~1\AppData\Local\Temp\K520DY10b_00 _
0517\abootbak"...OK
Deleting file "C:\Users\ADMINI~1\AppData\Local\Temp\K520DY10b_00 _
0517\BackupGPT"...OK
Deleting file "C:\Users\ADMINI~1\AppData\Local\Temp\K520DY10b_00 _
0517\boot"...OK
Deleting file "C:\Users\ADMINI~1\AppData\Local\Temp\K520DY10b_00 _
0517\cust"...OK
Deleting file "C:\Users\ADMINI~1\AppData\Local\Temp\K520DY10b_00 _
0517\factory"...OK
Deleting file "C:\Users\ADMINI~1\AppData\Local\Temp\K520DY10b_00 _
0517\hyp"...OK
Deleting file "C:\Users\ADMINI~1\AppData\Local\Temp\K520DY10b_00 _
0517\hypbak"...OK
Deleting file "C:\Users\ADMINI~1\AppData\Local\Temp\K520DY10b_00 _
0517\K52010s_00.dz"...OK
Deleting file "C:\Users\ADMINI~1\AppData\Local\Temp\K520DY10b_00 _
0517\laf"...OK
Deleting file "C:\Users\ADMINI~1\AppData\Local\Temp\K520DY10b_00 _
0517\modem"...OK
Deleting file "C:\Users\ADMINI~1\AppData\Local\Temp\K520DY10b_00 _
0517\OP"...OK
Deleting file "C:\Users\ADMINI~1\AppData\Local\Temp\K520DY10b_00 _
0517\parts.bin"...OK
Deleting file "C:\Users\ADMINI~1\AppData\Local\Temp\K520DY10b_00 _
0517\persist"...OK
Deleting file "C:\Users\ADMINI~1\AppData\Local\Temp\K520DY10b_00 _
0517\PrimaryGPT"...OK
Deleting file "C:\Users\ADMINI~1\AppData\Local\Temp\K520DY10b_00 _
0517\rct"...OK
Deleting file "C:\Users\ADMINI~1\AppData\Local\Temp\K520DY10b_00 _
0517\recovery"...OK
Deleting file "C:\Users\ADMINI~1\AppData\Local\Temp\K520DY10b_00 _
0517\recoverybak"...OK
Deleting file "C:\Users\ADMINI~1\AppData\Local\Temp\K520DY10b_00 _
0517\rpm"...OK
Deleting file "C:\Users\ADMINI~1\AppData\Local\Temp\K520DY10b_00 _
0517\rpmbak"...OK
Deleting file "C:\Users\ADMINI~1\AppData\Local\Temp\K520DY10b_00 _
0517\sbl1"...OK
Deleting file "C:\Users\ADMINI~1\AppData\Local\Temp\K520DY10b_00 _
0517\sbl1bak"...OK
Deleting file "C:\Users\ADMINI~1\AppData\Local\Temp\K520DY10b_00 _
0517\sec"...OK
Deleting file "C:\Users\ADMINI~1\AppData\Local\Temp\K520DY10b_00 _
0517\system"...OK
Deleting file "C:\Users\ADMINI~1\AppData\Local\Temp\K520DY10b_00 _
0517\tz"...OK
Deleting file "C:\Users\ADMINI~1\AppData\Local\Temp\K520DY10b_00 _
0517\tzbak"...OK
Directory "C:\Users\ADMINI~1\AppData\Local\Temp\K520DY10b_00 _0517
\" succesfully deleted!
Firmware convert done!
--------------------------------------------------------------------------------
Checking data...OK
Platform: LG Qualcomm
Selected port: COM178
Selected model: K520DY
Reading info...
Model ID: LG-K520DY
IMEI: 357952-07-509751-0
Android version: 6.0.1
Battery level: 69%
Mode: Emergency
Initializing flash...OK
Platform: msm8916
SW version: LGK520DYAT-00-V10d-ESA-XX-NOV-23-2016+0
Android version: 6.0.1
LAF Version: 1.1
Product ID: CT68S160814005174
IMEI: 357952-07-509751-0
Target operator: GLOBAL
Hardware: rev_10
Selecting output file...OK
Destination file: "K520DY_357952075097510_30-05-2019_15-10-43.SEC"
Reading partitions...OK
Detecting writing method...
LAF Error: 80000121.
Trying second method...OK
Reading security area...OK
Backup saved to "K520DY_357952075097510_30-05-2019_15-10-43.sec"
Rebooting phone...
Performed by 2.9.3 Software version.
--------------------------------------------------------------------------------
Checking data...OK
Platform: LG Qualcomm
Selected port: COM1
Selected model: K520DY
Reading info...
Could not detect mode!
Performed by 2.9.3 Software version.
--------------------------------------------------------------------------------
Checking data...OK
Platform: LG Qualcomm
Selected port: COM178
Selected model: K520DY
Reading info...
Model ID: LG-K520DY
IMEI: 357952-07-509751-0
Android version: 6.0.1
Battery level: 77%
Mode: Emergency
Initializing flash...OK
Platform: msm8916
SW version: LGK520DYAT-00-V10d-ESA-XX-NOV-23-2016+0
Android version: 6.0.1
LAF Version: 1.1
Product ID: CT68S160814005174
IMEI: 357952-07-509751-0
Target operator: GLOBAL
Hardware: rev_10
--------------------------------------------------------------------------------
Writing phone firmware without real necessity is at your own risk.

Downgrade may lead to phone damage!

Please, make sure the phone's battery is fully charged.
Disconnect all other devices from the computer (including phones,
modems, etc.) and close all other running programs.
To avoid errors in the flashing process, use a clean PC (without any
installed drivers for other Qualcomm-based devices).
You should not run any other programs or attach new devices to your
computer during the flashing!
--------------------------------------------------------------------------------
Opening "K520DY10b_00_0517.oct"...OK
Selecting firmware partitions...OK
Selected default partitions!
Setting options...OK
Do you want to format User Data?
Reading partitions...OK
Formating USERDATA...OK
Formating ENCRYPT...OK
Writing PrimaryGPT...Failed!
LAF Error: 80000121.
Please re-flash phone with the latest firmware from the support area.
Performed by 2.9.3 Software version.
--------------------------------------------------------------------------------
Checking data...OK
Platform: LG Qualcomm
Selected port: COM178
Selected model: K520DY
Please, put the phone into download mode manually (Power phone OFF
(reconnect battery), press and hold "Vol+" button and connect the cable
(or P999 cable)).
Reading info...
Mode: Emergency
Initializing flash...OK
Platform: msm8916
SW version: LGK520DYAT-00-V10d-ESA-XX-NOV-23-2016+0
Android version: 6.0.1
LAF Version: 1.1
Product ID: CT68S160814005174
IMEI: 357952-07-509751-0
Target operator: GLOBAL
Hardware: rev_10
Reading partitions...OK
Detecting writing method...
LAF Error: 80000121.
Trying second method...OK
Resetting FRP Lock...OK
Resetting FRP lock successfully completed!
If the phone hang on logo or is restarting afetr performing the operation,
please re-flash it using the same or higher version of firmware
Performed by 2.9.3 Software version.
--------------------------------------------------------------------------------
Checking data...OK
Platform: LG Qualcomm
Selected port: COM178
Selected model: K520DY
Reading info...
Model ID: LG-K520DY
IMEI: 357952-07-509751-0
Android version: 6.0.1
Battery level: 73%
Mode: Emergency
Initializing flash...OK
Platform: msm8916
SW version: LGK520DYAT-00-V10d-ESA-XX-NOV-23-2016+0
Android version: 6.0.1
LAF Version: 1.1
Product ID: CT68S160814005174
IMEI: 357952-07-509751-0
Target operator: GLOBAL
Hardware: rev_10
--------------------------------------------------------------------------------
Writing phone firmware without real necessity is at your own risk.

Downgrade may lead to phone damage!

Please, make sure the phone's battery is fully charged.
Disconnect all other devices from the computer (including phones,
modems, etc.) and close all other running programs.
To avoid errors in the flashing process, use a clean PC (without any
installed drivers for other Qualcomm-based devices).
You should not run any other programs or attach new devices to your
computer during the flashing!
--------------------------------------------------------------------------------
Opening "K520DY10b_00_0517.oct"...OK
Selecting firmware partitions...OK
Setting options...OK
Do you want to format User Data?
Reading partitions...OK
Writing boot...Failed!
LAF Error: 80000121.
Please re-flash phone with the latest firmware from the support area.
Performed by 2.9.3 Software version.
--------------------------------------------------------------------------------
Checking data...OK
Platform: LG Qualcomm
Selected port: COM178
Selected model: K520DY
Reading info...
Model ID: LG-K520DY
IMEI: 357952-07-509751-0
Android version: 6.0.1
Battery level: 73%Failed!
Could not detect mode.
Performed by 2.9.3 Software version.
--------------------------------------------------------------------------------
Checking data...OK
Platform: LG Qualcomm
Selected port: COM178
Selected model: K520DY
Reading info...
Model ID: LG-K520DY
IMEI: 357952-07-509751-0
Android version: 6.0.1
Battery level: 78%
Mode: Emergency
Initializing flash...OK
Platform: msm8916
SW version: LGK520DYAT-00-V10d-ESA-XX-NOV-23-2016+0
Android version: 6.0.1
LAF Version: 1.1
Product ID: CT68S160814005174
IMEI: 357952-07-509751-0
Target operator: GLOBAL
Hardware: rev_10
--------------------------------------------------------------------------------
Writing phone firmware without real necessity is at your own risk.

Downgrade may lead to phone damage!

Please, make sure the phone's battery is fully charged.
Disconnect all other devices from the computer (including phones,
modems, etc.) and close all other running programs.
To avoid errors in the flashing process, use a clean PC (without any
installed drivers for other Qualcomm-based devices).
You should not run any other programs or attach new devices to your
computer during the flashing!
--------------------------------------------------------------------------------
Opening "K520DY10b_00_0517.oct"...OK
Selecting firmware partitions...OK
Setting options...OK
Do you want to format User Data?
Reading partitions...OK
Writing system...Failed!
LAF Error: 80000121.
Please re-flash phone with the latest firmware from the support area.
Performed by 2.9.3 Software version.

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