p710 unlock problem

I try to unlock p710 with octoplus 2.1.8
Everything seems to be ok but in analizing sec file the program stuck, and the phone stay in emergency mode. I wait 30minutes but nothing happened.
here log:

Welcome to Octoplus/Octopus Box LG Software version 2.1.8
Checking data…OK
Platform: LG Qualcomm
Selected port: COM353
Selected model: P710
Reading info…OK
Mode: Emergency
Model ID: BS/LGP710/7D
Searching security area…OK
Reading security area…OK
Backup saved to "P710_26-02-2016_12-23-23.SEC"
Analyzing security…