Cognos Controller 10.4.2
Cognos Analytics 11.1.7
Microsoft Windows 2016 server
After a windows patch, no one can login to cognos controller.
An error occurred while trying to access server…
System.Web.Services.Protocols.SoapException: Server was unable to process request. —> System.IndexOutOfRangeException: Index was outside the bounds of the array….
Login to Windows server where CA11 and Cognos Controller IIS are.
Launch a command prompt
Type the following: IISRESET
Check if you can login to Cognos Controller, after above restart of www service.