I also was freezing at 39% in 4.25.0, and then I turned off light propagation volumes: Config\DefaultEngine.ini
r.LightPropagationVolume=False
and I was able to load editor again.
I also was freezing at 39% in 4.25.0, and then I turned off light propagation volumes: Config\DefaultEngine.ini
r.LightPropagationVolume=False
and I was able to load editor again.