No, it just went away for some reason. It'll be back.
4 seconds sound clip from the Forbidden Planet (1956) movie soundboard.
You can hear this line at 01:19:11 in the Blu-ray version of the movie.
Quote context
[...]
- Right. The busier the better.
- Well, men, whatever it was, our main battery stopped it.
- No, it just went away for some reason. It'll be back.
- Doc, an invisible being that cannot be disintegrated by atomic fission...
- No, skipper, that is a scientific impossibility.
- Hypnotic illusions don't tear people apart.
- It would sink with its own weight to the center of this planet.
[...]