Annoying lines around a plane (someone solved this?)

[SlipBall]

If you plan to keep flying Clod, and post #2 is true, then just buy another card and sell the old one.

[GF_Mastiff]

I get the same but black. So try this, Turn off high shading to low, in game.
Then go to if you have NVIDIA set your Launcher profile like this

see attached pics, for setting this also helped my LOd's to be more sharp.

conf.ini located in your 1csoftfolder
C:\Users\yourname\Documents\1C SoftClub\il-2 sturmovik cliffs of dover