Symptoms

When accessing the Viewflow URL for an environment where SSL offloading and a reverse proxy are configured, a prompt to"Display Mixed Content?" is thrown to the user, and upon hitting "Yes", the below error is seen:

>Async_ExceptionOccurred]
Arguments:
Debugging resource strings are unavailable. Often the key and arguments provide sufficient information to diagnose the problem. See http://go.microsoft.com/fwlink/?linkid=106663andVersion=5.1.30514.00andFile=System.dllandKey=Async_ExceptionOccurred


at SourceCode.Viewflow.SLViewer.ViewContainer._webService_GetLayoutXMLCompleted(Object sender, GetLayoutXMLCompletedEventArgs e)
at SourceCode.Viewflow.SLViewer.VFService.WSViewFlowSoapClient.OnGetLayoutXMLCompleted(Object state)
 

Diagnoses

This behavior is a result of K2 not being able to handle the reverse proxy setup properly.
 

Resolution

A fix has been created for this issue (Bug 640789) in 4.6.11. In order to receive the fix, please log a K2 Support Ticket.