U7510 Unlocking Problem !

[imeicodes]

Plz Help Me I Try To Unlock My Huawei U7510 But Always Show Error Today I Activate Vygis Box For Dc-Unlocker when i unlock phone show error



DC - Unlocker 2 Client 1.00.0620

Detecting phone :

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

Found Phone : 19
Model : Huawei U7510/U7517/U7519
IMEI : 357397030485576
Firmware : APP-U7510V100R001ENGC19B543-SEC-DEBUG-NOLOG

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

Unlocking, please wait ...

Preparing Boot Download mode ... OK
Preparing bootloader ... OK
Waiting modem/phone to be ready ... OK


unlock failed !

(error code 21)


Thanks In Advance...

[Vincentas]

Did you reconnect usb cable when software asked for?
After error try to open device manager and check for unknown devices there. If there are any unknown devices, update drivers for them, then restart and try to do unlock again.

[imeicodes]

Thanks For Reply Problem Solve ...