Backend server not reachable (SharePoint Server 2010)
Applies to: SharePoint Server 2010, SharePoint Foundation 2010
Topic Last Modified: 2010-02-08
Alert Name: Backend server not reachable
Event ID: None
Summary: The Word Viewing service application takes a Microsoft Office document as an input and produces a Portable Network Graphics (PNG) file, Microsoft Silverlight application, or a PDF file as output — the kind of output depends on the client application that requested the conversion.
Symptoms: One or more of the following symptoms might appear:
Users get an error every time they try to view a Word document that has not been viewed before.
Users open a file and cannot convert it to a different format — for example, they open a .doc file and cannot save it as a .docx file.
The Word Viewing service application writes errors to the event log.
Cause: One or more of the following might be the cause:
The Application Manager on the application server has unexpectedly stopped.
The Word Viewing service application stopped working.
The file conversion service stopped working.
Verify that the user account that is performing this procedure is a member of the local Administrators group.
Open a Command Prompt window and type the following at the command prompt: