Hi Lingeswar,
>
"/usr/local/lib/python2.7/dist-packages/ieee802_15_4/ieee802_15_4_swig.py",
> line 22, in swig_import_helper
> _mod = imp.load_module('_ieee802_15_4_swig', fp, pathname,
description)
> ImportError: /usr/local/lib/libgnuradio-ieee802_15_4.so: undefined
> symbol: _ZN2gr6blocks12count_bits32Ej
I guess libgnuradio-ieee802_15_4.so is not linked against
libgnuradio-blocks.so. You can check that with
ldd libgnuradio-ieee802_15_4.so
Are you using the most recent version of 15.4? Linking should work
latest since this commit
https://github.com/bastibl/gr-ieee802-15-4/commit/a586256ad5e3fe1cf8c998a68a7276adf6e2d691
Best,
Bastian
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