There has been a collision between a Luas and a car in Tallaght.
A woman, who was a passenger on the Luas tram was taken to hospital for treatment, but her injuries are not believed to be life threatening.
The Luas operators, Transdev, said services between Belgard and Tallaght on the outskirts of the capital were closed with trams only running from The Point/Connolly stops to Belgard/Saggart stops.
It said alternative bus services are running to all stops between Belgard and Tallaght.
Emergency services are at the scene and Gardaí in Tallaght are investigating.
They are asking anyone who witnessed the collision to contact Tallaght Garda station on 01 6666000, the Garda Confidential Line on 1800 666 111 or any Garda station.
Luas Red Line services are affected due to a crash https://t.co/IQa2DDZ7si— 98FM (@98FM) December 7, 2016