LinuxMusicians

I take it that you connected it via USB, not via the mini-jack Midi output and input ports on the back: they need a converter cable (page 7 from the manual) from tip/ring/sleeve (TRS) mini-jack to 5 pin DIN-Midi (may this cheap one from Aliexpress will work). You-re right - connected via USB, I don...

just a guess. I downloaded Cecilia 5.4.1 in your log file cecilia uses for its GUI a package called WxPython. There it fails. It could be a version mismatch. Here what they say about required packages and their versions: Python 3.6 <https://www.python.org/downloads/release/python-368/> _ or Python ...