Re: [Discuss-gnuradio] USRP CODEC loopback error with B210

[Marcus D. Leech]

On 10/03/2015 05:51 AM, Daniel Marlow wrote:
> Hello,
>
>    We have been experiencing occasional "CODEC loopback test" failures when 
> using a B210.
> A very similar problem was reported at
>
> http://lists.ettus.com/pipermail/usrp-users_lists.ettus.com/2015-September/015645.html
>
> In our case* the problem happens roughly once per every 20 attempts.  We were 
> able to
> workaround the problem using a "try . . . except" block in the python code
> that instantiates the top_block module, but would like to know if there is a 
> better solution.
>
> Sincerely,
> Dan Marlow
>
> *Ubuntu 15.04
> Python 2.7.9
> gnuradio 3.7.8
> UHD_003.009.000-1-g71985969
There's a fix for this in the pipeline, so continue with your workaround 
for now, and likely in the next week or so, the latest git code
  will have the fix in it.