A computer failure affected the servers of Île-de-France Mobilités (IDFM) on Thursday morning, causing disruptions for millions of travelers in the Île-de-France region. In Meaux, Saint-Denis, and throughout Paris, all servers responsible for distributing Île-de-France transport passes (Navigo) experienced a two-hour outage on Thursday morning, according to IDFM. The outage occurred during a peak time for transport pass recharges, as many residents of Île-de-France typically purchase their monthly transport passes on the first of each month through machines at train stations or via their mobile phone applications. Between 8:30 AM and 10:30 AM, the number of recharges was up 45% compared to September 1st, the servers blocked and the backup systems did not activate, explained an IDFM spokesperson to AFP. Normally the systems are "scalable" with the possibility of overflow in case of emergency to automatically gain more capacity, but an identification block failed this morning. This led to the entire system being blocked, added the spokesperson. The system returned to normal around 10:30 AM. IDFM adds that it will apologize to the inconvenienced travelers and promises an investigation to understand what happened. This organization manages all ticketing systems in Île-de-France (metro, buses, trams, and suburban trains) through its subsidiary Commu-titre. IDFM also notes that it has "never had so many people recharging via their phones, it is a sign of changing habits." The incident highlights the growing reliance on digital platforms for everyday tasks, including public transportation. As more people use mobile devices for recharging transport passes, the demand on digital infrastructure increases, raising questions about the resilience of such systems during peak usage times. IDFM's statement suggests that while the shift to mobile recharging is a positive trend, it also presents new challenges for managing and maintaining reliable service.