"mst2" usually refers to a Microsoft Teams microservice, and "euvw" often designates a European West (EUW) data center region.
If the problem persists after these steps, it is likely a temporary outage at the Microsoft data center level, and you should check the Microsoft 365 Service Status page. mst2euvwp0891d fixed
Right-click the clock in your taskbar and select . "mst2" usually refers to a Microsoft Teams microservice,