Help with awful night clouds and volumetric fog

[ipung13 0]

hello,is anyone ever experienced the white light/ambience problem like this in p3d v4.2? i have deleted p3d.cfg and shader and repair the client but nothing change.but if i turn off the volumetric fog everything changed to normal, is anyone have the solution? thanks :)
addons:

here's the picture:

https://imgur.com/a/dSVZB7l

rex soft cloud ,asca,orbx vector