pleeese need help to unlock GT-I9100G 2.3.6
 

I TRY TO UNLOCK GT-I9100G 2.3.6 WITH LASTE VERSSION 12.3

THIS THE LOG :THE PHONE IS ROOTED BY THE BOX BUT HE SHOW THIS ERROR :

Count supported models - 305
Searching Samsung USB Modem... Detected (COM188)
Model: GT-I9100G
SW: I9100GDZKK1
IMEI: XXXXXXXX
Done with Samsung Tool ver 12.3
Android Version: 2.3.6
Model: GT-I9100G
Product Code: GT-I9100LKGMAT
Phone Version: I9100GDZKK1
PDA Version: I9100GJPKK1
CSC Version: I9100GOJPKK2
IMEI: XXXXXXXXX
Checking ROOT... FALSE
Rooting Phones, Please Wait... OK
Checking ROOT... FALSE
Done with Samsung Tool ver 12.3


PLEESE NEED HELP OF EXPERT