- When you try to schedule meetings, the free or busy times for attendees are not displayed. Only hash marks are displayed for attendees.
- When you try to set the out of office, attendees may receive the following error message: Your Out of Office settings cannot be displayed, because the server is currently unavailable. Try again later.
- Open Internet Information Services (IIS) Manager.
- Expand Sites, expand Default Web Site, click the EWS virtual directory, and then click Configuration Editor on the feature page.
- In the Section box, expand system.webServer, and then click serverRuntime.
- Set UploadReadAheadSize to 49152.
- Run the iisreset command to reset Internet Information Services.
Article ID: 2956962 - Last Review: 20 May 2014 - Revision: 1