A major power outage struck southeastern France, including the Cannes region. The organisers, however, informed that the film festival, scheduled to be concluded on Saturday, would not be affected.The cause of the outage remains unknown. 1,60,000 homes had been affected, Grid operator RTE said.This comes after Spain and Portugal urged European Union to step in to push for power interconnectors with France, after a major power outage hit the Iberian Peninsula last month, Reuters reported.