Unable to unlock WM66 and credits gone

[tigerteam]

Even though my 10 credits was deducted and I got the successfully unlocked message, the modem is still in a LOCKED status.
Username: tigerteam

DC - Unlocker 2 Client 1.00.0509

Detecting card :

selection :
manufacturer - Longcheer
model - WM66 / WM66A

Found modem : HSPA USB MODEM
Model : WM66 / WM66A
IMEI : 353684032865036
Firmware : LQA0037.2.0_M342
Serial NR. : SQA003742A1210
Sim Lock status : Locked (Card Lock)

Pls help

[Vincentas]

Could you try to reconnect modem and restart dc-unlocker software and check if the lock status is same?
If it is same, could you try unlocking it again with older dc-unlocker software version?