03-08-2017 06:03 AM
I am using one USRP/2901 as transmitter of signal while on the other end i am using other usrp/2901 as receiving the signal on separate laptop but at the receiving end i have following error
UHD Error:
USB open failed: insufficient permissions.
See the application notes for your device.
Traceback (most recent call last):
File "/home/uzair/top_block.py", line 95, in <module>
main()
File "/home/uzair/top_block.py", line 89, in main
tb = top_block_cls()
File "/home/uzair/top_block.py", line 66, in __init__
channels=range(1),
File "/usr/local/lib/python2.7/
return old_constructor(*args)
File "/usr/local/lib/python2.7/
return _uhd_swig.usrp_source_make(*
RuntimeError: LookupError: KeyError: No devices found for ----->
Empty Device Address
03-09-2017 12:55 PM
Hi,
Could you provide more context?
At what point are you receiving the error? Is this error occurring in code that you've written? While pinging the device?
What software environment are you programming in?
Regards,
Finch Train