Win+R => eventvwr.msc => журналы windows => приложение
Отсортировать список по времени, и найти ошибку лаунчера (она будет красной)
Поробуй и пришли
Description: A .NET Core application failed.
Application: Kaboom.Client.Launcher.exe
Path: D:\xD\Kaboom\Kaboom.Client.Launcher.exe
Message: Failed to load the dll from [D:\xD\Kaboom\hostfxr.dll], HRESULT: 0x80070057
The library hostfxr.dll was found, but loading it from D:\xD\Kaboom\hostfxr.dll failed
- Installing .NET Core prerequisites might help resolve this problem.