JASIG CAS: single sign out not working

Question

I have single sign on working beautifully, but single sign-out is not working.

The scenario is like this:

1. Open webapp1 and get redirected to CAS login page

Answer 1

If you're using SAML 1.1 protocol be sure that you included the artifactParameterName parameter

https://wiki.jasig.org/display/CASC/Configuring+Single+Sign+Out

   CAS Single Sign Out Filter
   org.jasig.cas.client.session.SingleSignOutFilter
   
      artifactParameterName
      SAMLart