I9300 unlock error 16.3

Selected model: I9300

Selected port: COM3 Z3X BOX Serial Port

Selected port speed: 115200

Reading phone info...

Model: GT-I9300

Android version: 4.3

Product code: GT-I9300RWDSER

Phone version: I9300BUUGMJ3

PDA version: I9300XXUGMJ9

CSC version: I9300VFGGMJ5

IMEI: 35371805923****

Phone S/N: RV1C654GRPV

Checking Super user right... true

Reading nv data... OK

Checking magic... OK

Detected new type of security

Running zTool, please wait... error

Done with Samsung Tool v.16.3

via Welcome to gsm-tips http://forum.gsmhosting.com/vbb/f453/i9300-unlock-error-16-3-a-1745638/