X700 unlock

[syswind]

X700 unlock is not possible!
Samsung Rocker. v1.09

Loaded 407 models

Available COM ports: COM3, COM4



Using COM4 port.

PowerOn for Entering TAT mode.

TAT mode entered!!!
Starting Unlock Procedure

IMEI: 000000-01-030004-4
SW Version:
HW Revision:
Communication Error

Closed COM4 port.

tried all version and same result!
Please solve this problem!!!!!
:frown5: