Sorry didn't attach to group earlier. On Wed, Jan 25, 2017 at 4:19 PM, Cinaed Simson <cinaed.sim...@gmail.com> wrote:
> On 01/25/2017 09:52 AM, Sonny Rajagopalan wrote: > > Hello, > > > > I have a hackrf board which I am able to use using gqrx (using Ubuntu > > 14.04 LTS, gnuradio v3.7.10.1-182-g59136936). This, I guess, confirms > > the permissions issue for accessing hackrf under my username. > > > > However, when I try to execute a flow graph I created using > > gnuradio-companion, it fails for the following reason: > > > > Generating: '/mymachine/sdr/gnuradioProjects/ > flowGraphsFromGRC/top_block.py' > > > > Executing: /usr/bin/python2 -u > > /mymachine/sdr/gnuradioProjects/flowGraphsFromGRC/top_block.py > > > > linux; GNU C++ version 4.8.4; Boost_105400; UHD_3.11.0.git-59-g52ca2e0b > > > > gr-osmosdr v0.1.x-xxx-xunknown (0.1.5git) gnuradio 3.7.10 > > built-in source types: file osmosdr fcd rtl rtl_tcp uhd miri hackrf > > bladerf rfspace airspy soapy redpitaya > > Number of USB devices: 13 > > USB device 1d50:0089: 0000000000000000909864c82c3a2fcf match > > Using HackRF One with firmware 2015.07.2 > > gr-osmosdr v0.1.x-xxx-xunknown (0.1.5git) gnuradio 3.7.10 > > built-in sink types: uhd hackrf bladerf soapy redpitaya file > > Number of USB devices: 13 > > USB device 1d50:0089: 0000000000000000909864c82c3a2fcf match > > > > FATAL: Failed to open HackRF device (-1000) HACKRF_ERROR_LIBUSB > > > > Trying to fill up 1 missing channel(s) with null sink(s). > > This is being done to prevent the application from crashing > > due to gnuradio bug #528. > > > > Traceback (most recent call last): > > File "/mymachine/sdr/gnuradioProjects/flowGraphsFromGRC/top_block.py", > > line 128, in <module> > > main() > > File "/mymachine/sdr/gnuradioProjects/flowGraphsFromGRC/top_block.py", > > line 117, in main > > tb.start() > > File > > "/usr/local/lib/python2.7/dist-packages/gnuradio/gr/top_block.py", line > > 109, in start > > top_block_start_unlocked(self._impl, max_noutput_items) > > File > > "/usr/local/lib/python2.7/dist-packages/gnuradio/gr/runtime_swig.py", > > line 4879, in top_block_start_unlocked > > return _runtime_swig.top_block_start_unlocked(*args, **kwargs) > > RuntimeError: list contains invalid format! > > > > Any help is appreciated. > > > > Thanks, > > Sonny. > > > > > > _______________________________________________ > > Discuss-gnuradio mailing list > > Discuss-gnuradio@gnu.org > > https://lists.gnu.org/mailman/listinfo/discuss-gnuradio > > > > You should post your grc file. > > -- Cinaed > > _______________________________________________ > Discuss-gnuradio mailing list > Discuss-gnuradio@gnu.org > https://lists.gnu.org/mailman/listinfo/discuss-gnuradio >
first.grc
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