Damn, that's what I was dreading.
As someone who frequently likes to take photos in Assetto, this has been very frustrating.
I've been asking around about this in a bunch of places and have been getting next to no responses.
The only one I did get a response on was to try re-installing Pure and CSP, which didn't fix the issue.
It.. also appears to only happen when using Photo Mode within the replay itself.
If I try to take a picture outside of it, its FINE.
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Unfortunately, outside of replay mode my features are more limited, such as not being able to create motion shots. In the replay, the same shot looks like this;
View attachment 1331982
I'm at a loss, here. It seems like it should be fixable judging by what I've discovered, but I don't know what the root of the cause is.