Just tested Shuttle Pro without any problems.  Do you see any output on the startup window that looks like what you see below?  Do you have a .shuttlerc  (a dot file) in your $HOME directory?

On Mon, Feb 20, 2023 at 9:57 AM Stefan de Konink via Cin <cin@lists.cinelerra-gg.org> wrote:
I have found the following issues with the latest git version;

 - ShuttlePro does not work anymore
 - Sometimes the audio waveforms are not drawn

--
Stefan
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