[Qt-interest] opengl on MDI subwindow?

[Bradley Smith]

> Although all these error messages are printed out, the opengl scene renders fine. Nonetheless, as they are
> a sign that something is going wrong, it would be nice to fix them.
>
> So, what am I missing?

I don't see anything wrong with the code you provided. Can you provide
a complete code example which still displays those messages?

  Bradley