Moto g play xt1609 unlock error

SigmaKey 2.27.10 Qcom: Direct unlock
Motorola QC Diag Port (COM203), Provider: Motorola, Driver ver.: 5.1.0.0, Date: 01-Mar-13, USB\VID_22B8&PID_2EC1&REV_????&MI_00
Firmware: MPSS.DPM.2.0.2.c1.21-00008-M8936FAAAANUZM-1.65386.1.80525.1
Date: Jan 23 2017 15:21:57, Dec 09 2016 19:00:00, EAAAANVZ
Software IMEI: 354142075707460
Bluetooth address: 000000000000
Unlocking phone.......Unsupported phone model

WHY THIS ERROR ???????????????