s5510 unlock help me

[tuanlinh_qtri1]

Checking mobile state... normal
Model: GT-S5510
SW: S5510CSIK1
IMEI: 356633030978553
Searching phone at COM interface... unable to find phone
Searching Samsung USB interface... detected (COM14)
Checking mobile state... normal
Model: GT-S5510
SW: S5510CSIK1
IMEI: 356633030978553
Unlock as C5510... error! (cant read data 2)

unlock not ok pls help me

 

[pradeep_kus]

use z3x box..............

 

[tuanlinh_qtri1]

I use the cable usb + z3x=not ok