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Ver 1.4.2 Programmer failed to recognize and program nRF52 DK board (PCA10040 2.0.0.)

My Win 10 is up to date. Seger' J-Link driver is OK. Here's message from log screen: Please help to find what I missed. Thanks.

08:03:35.048
Using nrfjprog library 10.7.0, pc-nrfjprog-js 1.7.1
08:03:35.052
Error while probing devices: Error occured when get serial numbers. Errorcode: CouldNotCallFunction (0x9) Lowlevel error: INVALID_OPERATION (fffffffe)
08:04:03.718
Unsupported device. The detected device could not be recognized as neither JLink device nor Nordic USB device.
08:04:10.453
Unsupported device. The detected device could not be recognized as neither JLink device nor Nordic USB device.
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