Re: [Discuss-gnuradio] Latest UHD version: error after update while trying to compile GRC model

[Josh Blum]

On 06/03/2011 09:11 AM, Vlad Stoianovici wrote:
> 
> Dear list,
> I get a strange error when trying to compile a GRC model:
> 
> -- Opening a USRP2/N-Series device...
> Traceback (most recent call last):
>   File "/home/vl/GnuRadio/Surse/top_block.py", line 43, in <module>
>     tb = top_block()
>   File "/home/vl/GnuRadio/Surse/top_block.py", line 28, in __init__
>     num_channels=1,
>   File "/usr/local/lib/python2.6/dist-packages/gnuradio/uhd/__init__.py",
> line 74, in constructor_interceptor
>     return old_constructor(*args, **kwargs)
>   File "/usr/local/lib/python2.6/dist-packages/gnuradio/uhd/uhd_swig.py",
> line 2044, in usrp_sink
>     return _uhd_swig.usrp_sink(*args, **kwargs)
> RuntimeError: RuntimeError: 
> Please update the firmware and FPGA images for your device.
> See the application notes for USRP2/N-Series for instructions.
> Expected protocol compatibility number [7 to 9], but got 10:
> The firmware build is not compatible with the host code build.
> 
> The weird thing is that it was working perfectly, before I updated it.
> Any suggestion on how to fix this? (except the obvious regression to the
> previous images).
> Thanks.
> 

Thats a bit odd. Well firmware compat 10 is for the latest images. So,
make sure you don't have any old UHD library files hanging around in
/usr/lib, /usr/local/lib, /usr/lib64, /usr/local/lib64, and then pull
the latest master and install.

-Josh