[Discuss-gnuradio] Error in my first USRP test

[Alaelddin Mohammed]

Hi
I tried to run test_counting.py , I got the folloing message

$ python test_counting.py
usb_control_msg failed: usb_control_msg: sending control message failed, 
win err
or: A device attached to the system is not functioning.
usb_control_msg failed: usb_control_msg: sending control message failed, 
win err
or: A device attached to the system is not functioning.
gr_check_counting: enter_SEARCHING at offset        0 (0x00000000)
gr_check_counting: expected     0 (0x0000) got     2 (0x0002) 
offset        0 (0x00000000)
gr_check_counting: expected     3 (0x0003) got     3 (0x0003) 
offset        1 (0x00000001)
gr_check_counting: expected     4 (0x0004) got     4 (0x0004) 
offset        2 (0x00000002)
gr_check_counting: expected     5 (0x0005) got     5 (0x0005) 
offset        3 (0x00000003)
gr_check_counting: enter_LOCKED at offset        3 (0x00000003)

Could you please what is wrong
--Alaelddin