If you are using Microsoft SharePoint 2010, do the following to modify the web.config file.
<dependentAssembly> <assemblyIdentity name="Microsoft.SharePoint.ApplicationPages" publicKeyToken="71e9bce111e9429c" culture="neutral" /> <bindingRedirect oldVersion="12.0.0.0" newVersion="14.0.0.0" /> </dependentAssembly>
This step addresses a limitation in Microsoft SharePoint 2010. If you do not complete this step, an error will appear on the pages wfassociation.aspx and processviewer.aspx.
<serviceHostingEnvironment aspNetCompatibilityEnabled="true" />
This step addresses an issue that can cause an error in Windows Service environments.