Generating: 'C:\\Users\\claud\\Desktop\\G-Link_code\\GnuRadio_3.7.13.5_SDRplay_Windows\\top_block.py'

Executing: C:\Program Files\GNURadio-3.7\gr-python27\python.exe -u C:\Users\claud\Desktop\G-Link_code\GnuRadio_3.7.13.5_SDRplay_Windows\top_block.py

Failed to open SDRplay device 
Traceback (most recent call last):
  File "C:\Users\claud\Desktop\G-Link_code\GnuRadio_3.7.13.5_SDRplay_Windows\top_block.py", line 203, in <module>
    main()
  File "C:\Users\claud\Desktop\G-Link_code\GnuRadio_3.7.13.5_SDRplay_Windows\top_block.py", line 197, in main
    tb = top_block_cls()
  File "C:\Users\claud\Desktop\G-Link_code\GnuRadio_3.7.13.5_SDRplay_Windows\top_block.py", line 107, in __init__
    '0', 'T1_50ohm')
  File "C:\Program Files\GNURadio-3.7\lib\site-packages\sdrplay\sdrplay_swig.py", line 1661, in make
    return _sdrplay_swig.rspduo_source_make(rf_freq, bw, agc_enabled, if_atten_db, dc_offset_mode, iq_balance_mode, debug_enabled, if_type, lo_mode, sample_rate, bcast_notch, dab_notch, lna_atten_step, bias_t, device_serial, antenna)
RuntimeError: Failed to open SDRplay device