Antivirus and Intermittent issues viewing documents with Office Web Apps 2013

Scenario We have seen a number of support incidents with intermittent errors when viewing Office documents using Office Web Apps 2013.  All Office file types are affected, most often PowerPoint and Word.  Often, the same document will display at one time, then throw an error at another.  The errors seen by users are varied and…

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Enabling PDF Previews in Document Libraries with Office Web Apps 2013 in SharePoint 2013 - Open link does not work from preview

Wictor Wilen has written a great blog post about enabling PDF previews in SharePoint 2013 document libraries with Office Web Apps 2013 which can be found here: http://www.wictorwilen.se/sharepoint-2013-enabling-pdf-previews-in-document-libraries-with-office-web-apps-2013 Wictor provides the WSP to provide PDF preview functionality and this works great, but some customers are running into issues when attempting to click "Open" on PDF…

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Office Web Apps 2013 - "Sorry, something went wrong"

Issue: You receive "Sorry, something went wrong" when trying to Open/Preview a document in Office Web Apps. Cause: This was caused by being logged onto the server as the System Account. If you collect logs and review them, you will see: Unhandled exception: System.NotSupportedException: Can not create an identity context for system account user token.    …

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