Exchange 2016: Server error in application (OWA and/or ECP)

A reader reported a problem after installing a Cumulative Update (CU) on an Exchange 2016 server. It was no longer possible to access OWA and ECP after the installation. Both applications only returned a server error. When calling OWA, the error message read something like this: The file or assembly "Microsoft.Exchange.Common, Version=15.0.0.0, Culture=neutral, ... Read more

Exchange 2016: Server error in the /owa application

After installing Windows Updates on an Exchange 2016 server, OWA stopped working on one of my test servers. The error message "Server error in application /owa" was displayed in the browser: In the event log of the server in question, the event with the event ID 2001 could be seen: [Owa] Failed to load SSL certificate. The event with the ... Read more