Sheffield City Hall was evacuated today when a fire alarm sounded in the middle of an orchestra performance for school children.
The alarm rang in the middle of a performance of the Halle Orchestra.
The children and the orchestra were ushered out of the building on Barker's Pool.
Firefighters from Sheffield Central Fire Station were called to the scene at 11.27am.
A South Yorkshire Fire and Rescue spokesperson said it was a false alarm.
A Sheffield City Hall spokesperson said the children were evacuated 'quickly and safely'.
The concert, he said, was soon under way again.
The Manchester-based orchestra was due to play again at 1.30pm.