I can't give concrete examples because it's closed source code. But my personal biggest issue is class inheritance. It just becomes a complete mess. Very diffic

I can't give concrete examples because it's closed source code. But my personal biggest issue is class inheritance. It just becomes a complete mess. Very difficult to find what is set where, what is overridden where, what gets called where. I know I'm going to get some crap for this, but for big prod systems I prefer C++.