A fire broke out on the grounds of the Coachella music festival in the early hours of Saturday but was contained by emergency personnel, according to a report in The Guardian. There were no injuries.

The fire started in a shower block at the festival’s site, the Empire Polo Grounds in Indio, Calif., during or shortly after Childish Gambino’s headlining set. Video footage posted by attendees shows a blaze erupted from a mobile shower unit while security urge people away from the fire, yelling “Back up, back up!” Campers said they heard “explosion sounds.”

Firefighters arrived on the scene shortly after 2 a.m. The Riverside County fire department tweeted, “Firefighters responded to reports of a mobile shower unit on fire. Upon arrival, the shower unit was fully involved, near centre of venue.”

Within half an hour, the blaze was “contained”, the department said. “Mobile shower unit in lot eight storage area. Total of two trailers involved. One damaged, one destroyed. No reported injuries to fire personnel or civilians. Fire crews will remain on scene for one hour for overhaul,” it added.

The festival continues on Saturday with top-billed sets from Tame Impala, Billie Eilish and many others. Read Variety’s top picks for Coachella weekend right here.