Re: Tutorial on Hier Block and Parameters

Yes, that the generated hier block files go to the working directory of
~/.grc_gnuradio is a known bug.

See:
https://github.com/gnuradio/gnuradio/pull/5547

What is the result of

echo $PYTHONPATH


-- Volker
> Hi,
> I am facing a problem  using the tutorial. My installation is from
> repository.
> I am using GRC3.10.1.1(Python3.8.10) on OS Ubuntu 20.04.3LTS.
> When I generate the flow graph, output files are going to the working
> directory and not .grc_gnuradio as mentioned in tutorial. Probably
> because of this, they are not appearing in the block tree of GRC. Also,
> I get these messages on the terminal.
> Warning: vocoder_codec2_decode_ps - option_attributes are for enums
> only, ignoring
> >>> Warning: vocoder_codec2_encode_sp - option_attributes are for enums
> only, ignoring
> May not be relevant, but I observe whenever I open the terminal, the
> following line appears before the command prompt.
> PYTHONPATH: command not found
> Please help me in configuring GRC properly. Or do i have to install
> gnuradio in home directory instead of system installation?
>
> --
> Best Regards,
> vsrk sarma