"Edit your conf.ini file (you can find it in your IL-2 game folder).
Scroll down to section [Render_OpenGL] and set the following two parameters as follows (the parameters are already in that section, just change them to these values):
Best regards - Mike"
I had the same problem. My TexFlags was already 1, but my TexCompress was 0. I changed it to 2 and BINGO, campaign loads fine.
My question is.....Why does this work?
.....My tiny brain does not understand.