Re: [Discuss-gnuradio] benchmark_rx.py segmentation fault

[Martin Braun]

Did you update GNU Radio *after* you updated UHD? If not, that's what
you should do.

http://gnuradio.org/redmine/projects/gnuradio/wiki/FAQ#My-application-segfaults-immediately-It-used-to-work-and-I-didnt-change-it-What-the

M

On 30.04.2015 08:59, Richard Bell wrote:
> Hello,
> 
> I'm using Ubuntu 14.04, gnuradio 3.7.8, USRP N210 and the latest UHD.
> Everything was recently (3 days ago) updated to newest versions and
> USRP's reflashed. I have custom flowgraphs that use the USRP N210's that
> work fine.
> 
> I decided to play around with the benchmark_tx and benchmark_rx scripts
> to see what they could do, but I'm not able to receive anything because
> a segmentation fault crashes the benchmark_rx script as soon as I start
> the tx script. Even with the -v flag, I don't get any error output other
> then 'Segmentation fault (core dumped)'.
> 
> Here is an example of the commands I use to start the scripts. I start
> the rx and then the tx.
> 
> TX: *./benchmark_tx.py -v -f 1000000000 -r 800000 --args="addr=10.0.8.5"
> -A TX/RX --tx-gain=15*
> 
> RX: *./benchmark_rx.py -v -f 1000000000 -r 800000 --args="addr=10.0.8.4"
> -A RX2 --rx-gain=15 *
> 
> Am I doing something wrong on my end or is there a script issue?
> 
> Thanks,
> Rich
> 
> 
> 
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