Problem

GNU Radio
1

$python qa_howto.py

Traceback (most recent call last):
 File “qa_howto.py”, line 1, in
   from gnuradio import gr,howto
 File “/usr/local/lib/python2.5/site-packages/gnuradio/howto.py”, line
6, in
   import _howto
ImportError: /usr/local/lib/python2.5/site-packages/gnuradio/_howto.so:
undefined symbol: fftw_malloc

->This is what i receive when i’m trying to run my code…Can anyone
help me to solve it?

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2

John Fidanis wrote:

symbol: fftw_malloc

->This is what i receive when i’m trying to run my code…Can anyone
help me to solve it?

It looks like you’re howto library isn’t linking against libfftw3f.so.
You’ll have to edit Makefile.am to add this.

Tom