The explosion alarm turned out to be a fire according to information from the emergency services.
A total of 13 units and an ambulance must be present.
- The fire is out and under control.
It is unclear what caused the fire, but no one is said to have been injured.
We are now ventilating, says Patrick Johansson, duty officer.
The forecast is that they will remain at the site for another hour.
The text is updated.