problem with sunlight

International Português (Portuguese)
1

I started to use Unreal engine 4. And I have a problem with sunlights at interior scene.
When I use preview the results is like thtat
28426d549c2aa120ca076498d30c6a86771eaef1.jpeg

When I Build the scene the problem starts
8b1f5be29560a0c1d3e6353d967ad2cd87d616e8.jpeg

I don´t understand this problem.
What could be the problem?

2

Como você esta tratando a luz no seu cenário: Stationary ou movable?