Good evening - thank you for the suggestion to try. I just attempted this - it unfortunately still causes the lighting to go haywire when the MIDI signal stops going to MyDMX 3.0.
Perhaps there's a parameter I'm missing when I'm setting up the MIDI programming of the scene to a MIDI note on from my keyboard? There are so many additional parameters that were not in 2.1.
Here is a screenshot of how each scene is triggering via the MIDI note: