Symptoms

There will be a new error entry "Error "Exception information:
Exception type: AspNetSessionExpiredException
Exception message: ASP.NET session has expired " encountered when try to open Process Overview Report" logged inside Event Viewer -> Application path.
 

Diagnoses

This is due to Session State Setting in IIS
 

Resolution

Look for 'Session State' in the ASP.NET section from Feature View.

Then Change the Mode to 'Auto Detect' under the 'Cookie Settings'

Apply the changes and perform an IIS Reset