Guests at a temporary rooftop restaurant in Cannes leave the venue after a loud bang and concerns about safety, according to reports. The incident involves La Terrasse by Albane, a temporary restaurant overlooking the Croisette. One outlet says the restaurant is run by a three-Michelin-starred chef and that around 250 guests were present.

Accounts describe the disruption as the sound prompting people to move away from the terrace area. The same reports attribute the cause to overcrowding, saying the floor collapses or is affected amid the large number of attendees. The reporting also mentions that guests including film industry figures and executives flee the area during the incident.

The available information focuses on crowd size, the rooftop setting, and the immediate reaction by patrons following the loud bang. Details about any injuries, official investigation findings, or whether authorities confirm the precise cause are not included in the provided excerpts.