Re: [Discuss-gnuradio] can't open usrp

[Damien S.]

Hi,
Are you working with Linux ?
If so, try to run sudo wbfm_receive or sudo usrp_probe to test the presence
of usrp.


sumol wrote:
> 
> Hi all,
>  I am doing my project work in SDR for sensor data collection. I have
> installed gnu radio 3.2 version.While running wbfm_receive in examples i"m
> meeting one run time error as follows:
> 
> usrp: failed to find usrp[0]
> Traceback (most recent call last):
>   File "/home/susane/gnuradio-3.2/grc/examples/usrp/usrp_wbfm_receive.py",
> line 180, in <module>
>     tb = usrp_wbfm_receive(options)
>   File "/home/susane/gnuradio-3.2/grc/examples/usrp/usrp_wbfm_receive.py",
> line 129, in __init__
>     self.usrp_simple_source_x = grc_usrp.simple_source_c(which=0,
> side="B", rx_ant="RXA")
>  File "/usr/lib/python2.6/dist-packages/grc_gnuradio/usrp/simple_usrp.py",
> line 47, in __init__
>     else: self._make_usrp(which=which, nchan=1)
>   File "/usr/lib/python2.6/dist-packages/grc_gnuradio/usrp/common.py",
> line 28, in _make_usrp
>     def _make_usrp(self, *args, **kwargs): self._u =
> self._usrp_args[0](*args, **kwargs)
>   File "/usr/lib/python2.6/dist-packages/gnuradio/usrp/usrp_swig.py", line
> 1646, in source_c
>     return _usrp_swig.source_c(*args, **kwargs)
> RuntimeError: can't open usrp
> 
> 
> please help me to solve this
> 

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