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Re: [Discuss-gnuradio] Undefined symbol _Z20gr_make_io_signatureiii
From: |
Eric Blossom |
Subject: |
Re: [Discuss-gnuradio] Undefined symbol _Z20gr_make_io_signatureiii |
Date: |
Thu, 26 Jul 2007 14:19:50 -0700 |
User-agent: |
Mutt/1.5.9i |
On Thu, Jul 26, 2007 at 03:28:21PM -0400, Hsin-mu Tsai wrote:
> Hi,
>
> I am trying to run example scripts under
> gnuradio/gnuradio-examples/python/digital. All of them failed with
> similar error rmessages like the following:
Michael,
I believe you have a partial install from some version of svn and then
tried to install 3.0.3 over the top of that.
Do this:
$ rm -fr /usr/local/lib/python2.4/site-packages/gnuradio
then reinstall 3.0.3. If you've already got 3.0.3 built, "make install"
should do the trick.
Eric
> Traceback (most recent call last):
> File "./benchmark_tx.py", line 32, in ?
> from transmit_path import transmit_path
> File
>
> "/home/hsinmut/src/gnuradio-3.0.3/gnuradio-examples/python/digital/transmit_path.py",
> line 22, in ?
> from gnuradio import gr, gru, blks
> File "/usr/local/lib/python2.4/site-packages/gnuradio/blks/__init__.py",
> line 37, in ?
> exec "from gnuradio.blksimpl.%s import *" % (f,)
> File "<string>", line 1, in ?
> File "/usr/local/lib/python2.4/site-packages/gnuradio/blksimpl/cvsd.py",
> line 24, in ?
> from gnuradio.vocoder import cvsd_vocoder
> File
> "/usr/local/lib/python2.4/site-packages/gnuradio/vocoder/cvsd_vocoder.py",
> line 6, in ?
> import _cvsd_vocoder
> ImportError:
> /usr/local/lib/python2.4/site-packages/gnuradio/vocoder/_cvsd_vocoder.so:
> undefined symbol: _Z20gr_make_io_signatureiii
>
>
> However, I was able to run usrp_fft.py, and other scripts in usrp
> directory. I'm using gnuradio 3.0.3 release and Fedora Core 6.
>
> I saw similar messages in the mail list a while ago, but it seems that
> nobody came up with any idea to fix this problem. What's the cause of
> this problem?
>
> Any suggestions would be appreciated. Thanks!
>
> -Michael
>
>
> --
> Hsin-Mu (Michael) Tsai
> Ph.D. Student
> Electrical and Computer Engineering Department
> Carnegie Mellon University
>