UPDATE: Trains on the Joondalup Line have resumed between Clarkson and Joondalup stations.
Passengers may experience minor delays as services return to normal.
TRAINS on the Joondalup Line are currently cancelled between Clarkson and Joondalup stations because of a technical issue.
Train replacement buses are being organised to run between the stations.
Passengers are asked to allow extra travelling time and be aware that train replacement buses may not connect with timetabled bus and train services.