Hi Aditya, just in case the problem still exists, you might miss something like this in your cmake files
https://github.com/bastibl/gr-ieee802-15-4/commit/a586256ad5e3fe1cf8c998a68a7276adf6e2d691 Best, Bastian On 10 Feb 2014, at 19:40, Aditya Dhananjay <adi...@cs.nyu.edu> wrote: > You could also try "sudo ldconfig". It looks like the linker can't find some > required symbols. > > Happy hacking! > > > On Mon, Feb 10, 2014 at 12:59 PM, Nick Foster <bistrom...@gmail.com> wrote: > Usually a "make clean" will solve this. > > --n > > > On Mon, Feb 10, 2014 at 9:57 AM, raf raf <raf...@hotmail.fr> wrote: > Hi all gnuradio users, > > I have an error when I try to execute a python script after adding a new > block. > > My block is add to a gnuradio 3.7 with gr_modtool with a command : > > > > gr_modtool add -t sync packet_sink > > The module containing a blocks is ieee_868_915. The error is : > > Traceback (most recent call last): > File "./qa_symbols_to_chips_bs.py", line 25, in <module> > import ieee_868_915 > File "/usr/local/lib/python2.7/dist-packages/ieee_868_915/__init__.py", > line 45, in <module> > from ieee_868_915_swig import * > File > "/usr/local/lib/python2.7/dist-packages/ieee_868_915/ieee_868_915_swig.py", > line 26, in <module> > _ieee_868_915_swig = swig_import_helper() > File > "/usr/local/lib/python2.7/dist-packages/ieee_868_915/ieee_868_915_swig.py", > line 22, in swig_import_helper > _mod = imp.load_module('_ieee_868_915_swig', fp, pathname, description) > ImportError: /usr/local/lib/libgnuradio-ieee_868_915.so: undefined symbol: > _ZN2gr6blocks12count_bits16Ej > > > I tried to delete a lib file libgnuradio-ieee_868_915.so and reinstall all a > block, but it didn't give a result. > > > Please help me to fix this error. > > Thank you. > > _______________________________________________ > Discuss-gnuradio mailing list > Discuss-gnuradio@gnu.org > https://lists.gnu.org/mailman/listinfo/discuss-gnuradio > > > > _______________________________________________ > Discuss-gnuradio mailing list > Discuss-gnuradio@gnu.org > https://lists.gnu.org/mailman/listinfo/discuss-gnuradio > > > _______________________________________________ > Discuss-gnuradio mailing list > Discuss-gnuradio@gnu.org > https://lists.gnu.org/mailman/listinfo/discuss-gnuradio _______________________________________________ Discuss-gnuradio mailing list Discuss-gnuradio@gnu.org https://lists.gnu.org/mailman/listinfo/discuss-gnuradio
