Unlock G7020

[hit]

Hi
I have LG 7020 (france, Orange) put in the NCK but it does not unlock the phone (message wrong number) with
Imei:351127451428938
Nck:32504323
using 2945#*70001# Setup/Security/Sim lock off/NCk/ok
any help in what I should do to unlock this phone?
Regards

Regards