Saturday, October 3, 2026, 12:13 PM IST (Irish Standard Time) UTC/GMT +1: A small subset of Collaborate users may have temporarily experienced an A00 error when joining sessions on a single session server (ultra-eu-prod-saturn-i-011c81154aa3a3ab8). Any users still experiencing issues should refresh their browser to reconnect to the session. For more information, visit: https://support.class.com/s/article/Collaborate-Single-Session-Server-Taken-Out-of-Service