Lights not visible in migrated project

[VisceralError]

Hello, I have migrated my level to a new project but I do not understand very well because they do not see everything is exactly the same as in my original project, something curious is that it goes to 20 fps, practically you can not navigate the map

I have builded

[VisceralError]

I update unreal to version .25, I migrate the project to that version creating a clean project here, everything is fine, I don’t understand anything but it worked