Consider the following scenario. You try to access a Microsoft Exchange 2013 Outlook Web Access (OWA) website that is published through a Microsoft Forefront Unified Access Gateway 2010 server. The server is running Service Pack 3. In this scenario, you may receive the following error message:
Additionally, multiple warning messages that resemble the following are logged in the Web monitor event log:
Note These messages are followed by a description that the URL contains an invalid path.
Article ID: 2909182 - Last Review: 27 Nov 2013 - Revision: 1