French authorities believe arson may have played a role in a major power outage that threatened to jeopardize the Cannes Film Festival’s closing celebrations.

An arson attack and damage to a transmission tower cut off power in the area, the authorities said. The festival’s closing ceremony on Saturday is scheduled to proceed normally.

A power cut in south-eastern France has temporarily disrupted screenings on the final day of the Cannes Film Festival.About 160,000 homes in the city of Cannes and surrounding municipalities lost power on Saturday,