Most Koikatsu crashes occur because the BepInEx framework (the backbone of most mods) is outdated or improperly installed. Ensure you are using the latest version of BepInEx 5.x.
Before diving into registry edits or file hunting, try these three fixes first. They solve 60% of all crashes. koikatsu crash fix
The most common cause of instability is running outdated versions of the framework that allows mods to work. Ensure you have the latest versions of: Most Koikatsu crashes occur because the BepInEx framework