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Error when launching nrf connect v3.3.0 with nrf52 DK

Error while probing devices: Error occured when get serial numbers. Errorcode: CouldNotCallFunction (0x9) Lowlevel error: INVALID_OPERATION (fffffffe)

Hi all , I am encountering this issue when I am launching the software of nRF connect v3.3.0 and calling the Bluetooth Low Energy app . 

Help much appreciated. Now with my NRF52 DK , It cannot communicate. 

Thanks 

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