An explosion occurred early Sunday morning at the entrance of an apartment building in the Gärdet area of central Stockholm.

The blast, which happened just before 5 a.

m.

, resulted in damage to the building's entrance, nearby windows, and a parked car.

Fortunately, no one was injured.

Police have arrested one individual suspected of involvement in the incident, which is being investigated as public endangerment.

Authorities are conducting a technical examination of the site and reviewing surveillance footage to gather more information.

Residents have been advised to stay indoors while police conduct door-to-door inquiries.

The motive behind the explosion remains unclear, and the investigation is ongoing.