The EAS web.config file is not updated on the CAFE server during a build-to-build upgrade

Si applica a: Exchange Server 2016 Enterprise EditionExchange Server 2016 Standard Edition

Symptoms


When you run the Setup program to install Microsoft Exchange Server 2016 in build-to-build upgrade mode, the Exchange ActiveSync (EAS) web.config file on the Client Access Front End (CAFE) server is not updated.

Cause


This issue occurs because there is no existing method to make necessary changes to update the web.config file for build-to-build upgrades.

Resolution


To resolve this problem, install Cumulative Update 6 for Exchange Server 2016 or a later cumulative update for Exchange Server 2016.

Status


Microsoft has confirmed that this is a problem in the Microsoft products that are listed in the "Applies to" section.

References


Learn about the terminology that Microsoft uses to describe software updates.