g3 d852 after imei erorr

after unlock imei o

Phone detected!
Repair IMEI…
Search LG Modem port…
LG Modem port not detected!
Port already opened!
Elapsed: 0 secs. –> (v8.9)

Reboot phone
Done
Elapsed: 60 secs. –> (v8.9)

Check Android Lollipop…
Stage #1 ERROR
Stage #2
Reading timeout, check cable
Error Code: Error read answer!
Read info error: 1
Reading timeout, check cable
Error Code: ReadInfo,1,1
Elapsed: 120 secs. –> (v8.9)

Not detect phone! Please manual select port or reboot PC!
Check Android Lollipop…
Stage #1 OK
Mode: Normal
Model: D852
Build version: Aug 23 201514:26:56Jan 05 201501:00:00D852
SW Version: MPSS.DI.2.0.1.c1.13-00053-M8974AAAAANPZM-1
IMEI: 00000000000000-0
BlueTooth Address: 00:00:00:00:00:00
Phone Code:
SPC: 000000
Elapsed: 1 secs. –> (v8.9)

Repair IMEI…
Working with security zone
Checking phone at COM59
Reboot phone
Phone detected!
Repair IMEI…
Search LG Modem port…
LG Modem port not detected!
Port already opened!
Elapsed: 0 secs. –> (v8.9)

Reboot phone
Done
Elapsed: 70 secs. –> (v8.9)

Check Android Lollipop…
Stage #1 OK
Mode: Normal
Model: D852
Build version: Aug 23 201514:26:56Jan 05 201501:00:00D852
SW Version: MPSS.DI.2.0.1.c1.13-00053-M8974AAAAANPZM-1
IMEI: 00000000000000-0
BlueTooth Address: 00:00:00:00:00:00
Phone Code:
SPC: 000000
Elapsed: 1 secs. –> (v8.9)