Crashing on PC post Winter update

So far I am loving the winter update, MnK improvements are great and the new maps and customization is fantastic. Only issue I’m having is that the game will just stop responding on occasion and I have to use the Task Manager to close it. Not sure what causes it but it only happened after the winter update took effect. It hasn’t happened in game, it’s always either loading into or out of a match. Happens maybe once every other hour or so. Talked to a friend who is having the same issue, we’re both at a loss. Just wanted to throw it out there so maybe the devs could see.

Im having issues on my PC as well, not crashing but very underwhelming performance. Not even hitting 30fps when I once was