E8372h-153 Error code 37 unlock failed !

[kalumetech]

I am trying so many time with Error code 37 how to fix it, my dongal id 013225BC

here it is log....

================================================== =================

DC - Unlocker 2 Client 1.00.1436

Detecting modem :

selection :
manufacturer - Huawei modems
model - Auto detect (recommended)

Found Applications port COM36

Found modem : E8372
Model : Huawei AuthVer 4 modem (New)
IMEI : 866649041645273
Serial NR. : B7Z7S19730001678
Firmware : 21.329.63.00.93
Dashboard version : WEBUI_17.100.20.00.93_RE5
Web UI version : WEBUI_17.100.20.00.93_RE5
SIM Lock status : Locked (Card Lock)
Wrong codes entered : 2 (unlock attempts left : 8)

================================================== =================

Unlocking, please wait ...

AT command error

Error code 37

unlock failed !

[Valdemaras]

This error means that firmware of the modem is not supported for service.