My obs crashes when I finish a League of legends Match

[Morrito]

I stream league on my twitch, but lately with atomic heart crashes or when i leave a game freezes the entirelly pc.
I need an answer

Also crashes the browser sources. and changes the resolution only in my preview

 

[Pikarto]

I have EXACTLY the same issue with my OBS if someone can help us to solve this it would be great :/