Re: [Discuss-gnuradio] USRP 1 RA Help!

[Josh Blum]

On 01/27/2013 02:36 PM, Marcus D. Leech wrote:
> On 01/27/2013 03:17 PM, Frankie Rawlins wrote:
>> Well, I re-installed using the instructions below and simple_ra still
>> threw up the following. I guess the files listed are errors in the
>> build process.  Drinking beer while it was building did not help!
>>
>> I will try from scratch again tomorrow evening, unless someone can
>> throw some light on my problem.
>>
>> Thank you for trying to help.
>>
>> Frank
>>
>>
>>
>> Traceback (most recent call last):
>>   File "/home/alpha/bin/simple_ra_receiver.py", line 10, in <module>
>>     from gnuradio import blks2
>>   File
>> "/usr/local/lib/python2.7/dist-packages/gnuradio/blks2/__init__.py",
>> line 37, in <module>
>>     exec "from gnuradio.blks2impl.%s import *" % (f,)
>>   File "<string>", line 1, in <module>
>>   File
>> "/usr/local/lib/python2.7/dist-packages/gnuradio/blks2impl/nbfm_rx.py", line
>> 23, in <module>
>>     from gnuradio import gr, optfir
>>   File
>> "/usr/local/lib/python2.7/dist-packages/gnuradio/gr/__init__.py", line
>> 27, in <module>
>>     from gnuradio_core import *
>>   File
>> "/usr/local/lib/python2.7/dist-packages/gnuradio/gr/gnuradio_core.py",
>> line 23, in <module>
>>     from gnuradio_core_runtime import *
>>   File
>> "/usr/local/lib/python2.7/dist-packages/gnuradio/gr/gnuradio_core_runtime.py",
>> line 26, in <module>
>>     _gnuradio_core_runtime = swig_import_helper()
>>   File
>> "/usr/local/lib/python2.7/dist-packages/gnuradio/gr/gnuradio_core_runtime.py",
>> line 22, in swig_import_helper
>>     _mod = imp.load_module('_gnuradio_core_runtime', fp, pathname,
>> description)
>> ImportError: /usr/local/lib/libgnuradio-core-3.6.4git.so.0.0.0:
>> undefined symbol: volk_64u_byteswap_u
>>

one idea is that this install of gnuradio build against installed
headers rather than local tree ones. Might be good to clean the existing
install(s)? if you are going to re-run the script. It would be helpful
to know the result!

-jos

> This error is coming from deep within Gnu Radio itself, and is not
> strictly related simple_ra at all.
> 
> What platform are you on?  (Linux distribution, CPU type, etc).
> 
> Did you use build-gnuradio to build?
> 
> 
> 
> 
> 
> 
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