Callers sounded loud bangs that were perceived as shots at 22.46 on Saturday night.
According to police, witnesses have seen people running from the scene and cars driving from there.
- When we get there after a while, we can, thanks to witness information, find a place where we can prove that shootings have taken place.
The place is cordoned off, says police officer on duty Göran Carlbom to the news agency TT.
Attempted murder and aggravated weapon crime
No injured person has been found and no gunshot wounded person has been admitted to a hospital in the immediate area.
- We try to compile the witness statements we have, but so far it has not borne fruit.
So far we have no suspects or detainees, says Göran Carlbom to TT.
A preliminary investigation into attempted murder and aggravated weapon crime has been initiated.