Hi,
>> There's no msg_connect() call here -- that would be your problem.
>> M
>
>
> I build the flowgraph using GRC. How to make correction?
> The complete top_block.py is as follows.
Did you define the message port in the .grc XML file for your blocks ?
Something like :
<sink>
<name>portname</name>
<type>message</type>
<optional>1</optional>
</sink>
Then they should show as message port in the GRC UI and you need to
connect them in the GUI.
Cheers,
Sylvain
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