Re: [Discuss-gnuradio] Error: undefined symbol: volk_malloc

I did uninstall gnuradio and reinstall it but that error still occurs.

Hoang Ngo-Khac

Research Assistant - Lab. of Signal and System, FET, UET, Vietnam National University-Hanoi (VNU-H)

Alternative email:  khachoang1412@gmail.com, hoangnk_55@vnu.edu.vn

Mobilephone:  +84.163.682.7874

> Date: Fri, 26 Sep 2014 11:08:38 -0700
> Subject: Re: [Discuss-gnuradio] Error: undefined symbol: volk_malloc
> From: realrichardsharpe@gmail.com
> To: khachoang1412@outlook.com.vn
> CC: discuss-gnuradio@gnu.org
>
> On Thu, Sep 25, 2014 at 11:00 PM, Hoang Ngo-Khac
> <khachoang1412@outlook.com.vn> wrote:
> > Dear all,
> >
> > I had gnuradio-3.7.3 running normally. However, now everytime I run a
> > flowgraph in GRC, it stops and throws an error:
> >
> > Traceback (most recent call last):
> > File "/home/khachoang/GNU_Radio/test_grc/2Node_NoController/top_block.py",
> > line 14, in <module>
> > from gnuradio.filter import firdes
> > File "/usr/local/lib/python2.7/dist-packages/gnuradio/filter/__init__.py",
> > line 32, in <module>
> > from filter_swig import *
> > File
> > "/usr/local/lib/python2.7/dist-packages/gnuradio/filter/filter_swig.py",
> > line 28, in <module>
> > _filter_swig = swig_import_helper()
> > File
> > "/usr/local/lib/python2.7/dist-packages/gnuradio/filter/filter_swig.py",
> > line 24, in swig_import_helper
> > _mod = imp.load_module('_filter_swig', fp, pathname, description)
> > ImportError: /usr/local/lib/libgnuradio-filter-3.7.3.so.0.0.0: undefined
> > symbol: volk_malloc
> >
> >
> > I haven't seen it before and have no idea why. Before it become like that, I
> > ran this command: apt-cache search libqt4.
> >
> > How should I fix it?
>
> The first step is to find out why the symbol is missing. Try:
>
> ldd /usr/local/lib/libgnuradio-filter-3.7.3.so.0.0.0
>
> and look for a missing shared library. That will tell you what went
> wrong. Looks like maybe they changed the version or something.
>
> The quickest way is likely to reinstall it all with pybombs.
>
> --
> Regards,
> Richard Sharpe
> (何以解憂？唯有杜康。--曹操)