lg flash setting option failed err

hi
when i flash lg D620r downloaded rom from the octoplus support phone put in download mode tried many times to flash but err comes time and again tried with latest lg software. get the following err message

Welcome to Octoplus/Octopus Box LG Software version 2.4.2
——————————————————————————–
Checking data…OK
Platform: LG Qualcomm
Selected port: COM4
Selected model: D620R
Reading info…Failed!
Port busy
Performed by 2.4.2 software version.
——————————————————————————–
Checking data…OK
Platform: LG Qualcomm
Selected port: COM4
Selected model: D620R
Reading info…Failed!
Port busy
Performed by 2.4.2 software version.
——————————————————————————–
Checking data…OK
Platform: LG Qualcomm
Selected port: COM39
Selected model: D620R
Reading info…
Model ID:
Mode: Normal
Firmware compiled date:
Firmware compiled time:
Firmware released date:
Firmware released time:
SW Version:
Opening "D620r10j_00.oct"…OK
Switching to Download mode…Failed!
Please perform the following steps:
1. Disconnect cable
2. Put phone into download mode manually (Power phone OFF, press and
hold "Vol+" button and connect the cable (or P990 cable))
3. Connect cable and press "Ok" button.Failed!
Performed by 2.4.2 software version.
——————————————————————————–
Checking data…OK
Platform: LG Qualcomm
Selected port: COM4
Selected model: D620R
Reading info…Failed!
Port busy
Performed by 2.4.2 software version.
——————————————————————————–
Checking data…OK
Platform: LG Qualcomm
Selected port: COM39
Selected model: D620R
Reading info…
Model ID:
Mode: Normal
Firmware compiled date:
Firmware compiled time:
Firmware released date:
Firmware released time:
SW Version:
Opening "D620r10j_00.oct"…OK
Switching to Download mode…OK
Initializing flash…OK
Setting options…Failed!
Performed by 2.4.2 software version.
——————————————————————————–
Checking data…OK
Platform: LG Qualcomm
Selected port: COM4
Selected model: D620R
Reading info…Failed!
Port busy
Performed by 2.4.2 software version.
——————————————————————————–
Platform: LG Qualcomm
Selected port: COM4
Selected model: D620R
Reading info…Failed!
Port busy
Performed by 2.4.2 software version.
——————————————————————————–
Platform: LG Qualcomm
Selected port: COM4
Selected model: D620R
Reading info…Failed!
Port busy
Performed by 2.4.2 software version.
——————————————————————————–
Checking data…OK
Platform: LG Qualcomm
Selected port: COM4
Selected model: D620R
Reading info…Failed!
Port busy
Performed by 2.4.2 software version.
——————————————————————————–
Checking data…OK
Platform: LG Qualcomm
Selected port: COM4
Selected model: D620R
Reading info…Failed!
Port busy
Performed by 2.4.2 software version.
——————————————————————————–
Checking data…OK
Platform: LG Qualcomm
Selected port: COM42
Selected model: D620R
Reading info…
Mode: Emergency
Initializing flash…OK
SW version: LGD620rAT-00-V10j-EUR-XX-DEC-17-2014+0
Android version: 4.4.2
LAF Version: 1.0
Product ID: SM05S140502001134
IMEI: 353427-06-165681-3
Target operator: GLOBAL
Hardware: rev_10
Opening "D620r10j_00.oct"…OK
Setting options…Failed!
Performed by 2.4.2 software version.
——————————————————————————–
Checking data…OK
Platform: LG Qualcomm
Selected port: COM42
Selected model: D620R
Reading info…
Model ID: LG-D620r
IMEI: 353427-06-165681-3
Android version: 4.4.2
Battery level: 98%
SW Version: D62010j
Mode: Emergency
Initializing flash…OK
SW version: LGD620rAT-00-V10j-EUR-XX-DEC-17-2014+0
Android version: 4.4.2
LAF Version: 1.0
Product ID: SM05S140502001134
IMEI: 353427-06-165681-3
Target operator: GLOBAL
Hardware: rev_10
Opening "D620r10j_00.oct"…OK
Setting options…Failed!
Performed by 2.4.2 software version.
——————————————————————————–
Checking data…OK
Platform: LG Qualcomm
Selected port: COM42
Selected model: D620R
Reading info…Failed!
Port busy
Performed by 2.4.2 software version.
——————————————————————————–
Checking data…OK
Platform: LG Qualcomm
Selected port: COM42
Selected model: D620R
Reading info…Failed!
Port busy
Performed by 2.4.2 software version.
——————————————————————————–
Checking data…OK
Platform: LG Qualcomm
Selected port: COM42
Selected model: D620R
Reading info…
Model ID:
Mode: Normal
Opening "D620r10j_00.oct"…OK
Switching to Download mode…Failed!
Please perform the following steps:
1. Disconnect cable
2. Put phone into download mode manually (Power phone OFF, press and
hold "Vol+" button and connect the cable (or P990 cable))
3. Connect cable and press "Ok" button.Failed!
Performed by 2.4.2 software version.
——————————————————————————–
Checking data…OK
Platform: LG Qualcomm
Selected port: COM42
Selected model: D620R
Reading info…Failed!
Port busy
Performed by 2.4.2 software version.
——————————————————————————–
Checking data…OK
Platform: LG Qualcomm
Selected port: COM42
Selected model: D620R
Reading info…Failed!
Port busy
Performed by 2.4.2 software version.
——————————————————————————–
Checking data…OK
Platform: LG Qualcomm
Selected port: COM42
Selected model: D620R
Reading info…
Model ID:
Mode: Normal
Firmware compiled date:
Firmware compiled time:
Firmware released date:
Firmware released time:
SW Version:
Opening "D620r10j_00.oct"…OK
Switching to Download mode…OK
Initializing flash…OK
Setting options…Failed!
Performed by 2.4.2 software version.
——————————————————————————–
Checking data…OK
Platform: LG Qualcomm
Selected port: COM42
Selected model: D620R
Reading info…
Model ID: LG-D620r
IMEI: 353427-06-165681-3
Android version: 4.4.2
Battery level: 100%
SW Version: D62010j
Mode: Emergency
Initializing flash…OK
SW version: LGD620rAT-00-V10j-EUR-XX-DEC-17-2014+0
Android version: 4.4.2
LAF Version: 1.0
Product ID: SM05S140502001134
IMEI: 353427-06-165681-3
Target operator: GLOBAL
Hardware: rev_10
Opening "D620r10j_00.oct"…OK
Setting options…Failed!
Performed by 2.4.2 software version.