Re: [Discuss-gnuradio] value error

[Crespi Floriana]

Hi,
I made the updating of the program, but the problem persists.
PN sync doesn't  have problem.
You have an idea of thing I could do for resolving the problem.
Thank you  a lot for your help.


Scrive Eric Blossom <address@hidden>:

> On Tue, Mar 18, 2008 at 05:54:37PM +0100, Crespi Floriana wrote:
> > Hi
> > I have a problem with ofdm system.
> >
> > Each time I run benchmark_ofdm_rx.py I get;
> >
> > Traceback (most recent call last):
> >   File "benchmark_ofdm_rx.py", line 210, in <module>
> >     main()
> >   File "benchmark_ofdm_rx.py", line 199, in main
> >     tb = my_top_block(rx_callback, options)
> >   File "benchmark_ofdm_rx.py", line 64, in __init__
> >     self.rxpath = receive_path(callback, options)
> >   File "/home/crespi/Desktop/Workspace_flo/receive_path.py", line 52, in
> > __init__
> >     blks2.ofdm_demod(options, callback=self._rx_callback)
> >   File "/usr/local/lib/python2.5/site-packages/gnuradio/blks2impl/ofdm.py",
> line
> > 209, in __init__
> >     self.ofdm_recv = ofdm_receiver(self._fft_length,
> > self._cp_length,self._occupied_tones, self._snr, preambles,options.log)
> >   File
> >
> "/usr/local/lib/python2.5/site-packages/gnuradio/blks2impl/ofdm_receiver.py",
> > line 107, in __init__
> >     self.connect((self.ofdm_sync,1), (self.ofdm_frame_acq,1))
> >   File "/usr/local/lib/python2.5/site-packages/gnuradio/gr/hier_block2.py",
> line
> > 70, in connect
> >     self._connect(points[i-1], points[i])
> >   File "/usr/local/lib/python2.5/site-packages/gnuradio/gr/hier_block2.py",
> line
> > 76, in _connect
> >     dst_block.basic_block(), dst_port)
> >   File
> >
>
"/usr/local/lib/python2.5/site-packages/gnuradio/gr/gnuradio_swig_py_runtime.py",
> > line 946, in connect
> >     return _gnuradio_swig_py_runtime.gr_hier_block2_sptr_connect(*args)
> > ValueError: port number 1 exceeds max of 0
> >
> >
> >
> > I use  realese number 7324 and  kubuntu 7.04
> >
> > Do you have some idea of which the problem is???
> >
> > Thanks a lot of
>
> Can you try updating to the current trunk version and see if the
> problem still persists?
>
> Eric
>
>