Forum Discussion
Suspicious events
Exchange 2016 fully patched. Saw a few errors in Application log. Source: MSExchange Front End HTTP Proxy [Owa] An internal server error occurred. The unhandled exception was: System.ArgumentEx...
I have also started seeing these on my Exchange 2016 server that is fully patched with the latest CU. The errors are identical to yours. I have not been able to determine what these are and I've opened a support request with Microsoft to see if they can help figure out what is going on. This started on Saturday the 6th for me.
Jason284 , i have the same event showing on several Exchange servers, all patched with the latest CUs and patches since 3.3.2021...
- Hi, I have the same event in our Exchange Server 2016. "/ecp/default.flt","X-BEResource-Cookie", "/owa/auth/x.js","X-AnonResource-Backend-Cookie", /ecp/y.js","X-BEResource-Cookie"
