Re: [Discuss-gnuradio] Import error of grextras, undefined symbol

[Josh Blum]

On 02/19/2013 04:59 PM, Alex Zhang wrote:
> Hi,
> 
> I believe some other guys met this problem before, but I did not find the
> final solution expressed clearly.
> 
> After I installed the gnuradio, grextras, then in my python code which trys
> to import the extras_swig  like
> 
>     import gnuradio.extras as gr_extras
>   File
> "/usr/local/lib/python2.7/dist-packages/gnuradio/extras/__init__.py", line
> 20, in <module>
>     from extras_swig import *
>   File
> "/usr/local/lib/python2.7/dist-packages/gnuradio/extras/extras_swig.py",
> line 26, in <module>
>     _extras_swig = swig_import_helper()
>   File
> "/usr/local/lib/python2.7/dist-packages/gnuradio/extras/extras_swig.py",
> line 22, in swig_import_helper
>     _mod = imp.load_module('_extras_swig', fp, pathname, description)
> ImportError: /usr/local/lib/libgnuradio-extras.so: undefined symbol:
> _ZN15gr_msg_accepter4postEN5boost13intrusive_ptrIN3pmt8pmt_baseEEES4_
> 
> 
> Can any one shed a light on it?

Maybe its missing a library to link w/

Can you try this and let me know?

http://pastebin.com/t5GL5Z6G

-josh
> 
> 
> 
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