www.makemkv.com

Turns out installing the main QT installer from their website didn't give me what I needed on Ubuntu Mate 19.10. I found a tutorial from 2016 with the following installs. Once performing these installs, I was successful in upgrading to 1.15.0: sudo apt-get install qtcreator sudo apt-get install qtde...

I've freshly installed QT5 Creator, configured gcc, and done all the normal things on this, yet am still getting the error the OP mentioned above. The output still shows me "checking for qt5... no". Is there a particular library that needs to be installed that isn't part of the normal QT5 ...