Re: [Discuss-gnuradio] Locking USRP2 to external 10MHz reference in the UHD/GRC universe

[Josh Blum]

Make sure you dont have any old libuhd.so

You said it crashed on import: Run python in gdb and see what it spits out.

gdb python
run -c "from gnuradio import uhd"

... crashes here...

backtrace

-Josh

On 11/22/2010 05:20 PM, address@hidden wrote:
> Hi,
>
> I did "make uninstall" as root with both GNURADIO and UHD. The deleted
> the folders, got a fresh repo with GIT, then installed everything from
> the scratch. All other blocks seem to work normal, only whenever I
> insert an UHD block GRC crashes. Is there anything else which I missed?
> BTW, I am using Fedora 13 (64bit).
>
> Regards,
>    Thomas
>
>
> ----- Original Message -----
> > Its most likely the result of an ABI change. Are you sure everything
> is
> > rebuilt? Any lingering library files either with gnuradio or uhd? -
> Josh
> > On 11/22/2010 02:13 AM, Thomas Hobiger wrote:
> > > Hm... now I get a segmentation fault error after updating to the new
> UHD
> > > code.
> > > I cleaned the old GNURADIO and UHD installations, downloaded the
> latest
> > > versions and rebuild everything.
> > > But when I insert an UHD block in GRC is crashes with a segmentation
> fault.
> > > Is there anything missing?
> > >
> > > Regards,
> > > Thomas
> > >
> > > On 11/22/2010 03:50 PM, Thomas Hobiger wrote:
> > > > Hi,
> > > >
> > > > Thanks for this hint. I seems I had to update my repo to get the
> > > > latest source which provides provides the ref clock switch.
> > > >
> > > > Sorry for taking your time and thanks for the help.
> > > >
> > > > Thomas
> > > >
> > > >
> > > > On 11/22/2010 03:04 PM, Josh Blum wrote:
> > > > > http://gnuradio.org/cgit/gnuradio.git/tree/gr-uhd/grc/gen_uhd_
> single_usrp_blocks_xml.py?h=next&id=d74eacddbb8875479fef1d9ca75f36fca78d
> f792#n33
> > > > > On 11/21/2010 09:59 PM, Thomas Hobiger wrote:
> > > > > > Hi,
> > > > > >
> > > > > >
> > > > > > > The capability is already there. If you need an example, take a
> look
> > > > > > > at the generated python code when you enable the ref clock for
> the uhd
> > > > > > > source or sink block in GRC. -Josh
> > > > > >
> > > > > > How? There's no option for turning on the ref clock in the UHD
> Single
> > > > > > source block. Thus nothing adds to the code.
> > > > > >
> > > > > > Regards,
> > > > > > Thomas
> > > > >
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