Question2Replies6124Views GAYATHRIG3610 Member since 2015 2 posts BRITISH AIRWAYS Posted: 4 years agoLast activity: 4 years 8 months ago Closed SAML SSO: Error Message: Unable to process the SAML Web SSO request : Unable to process SAML2 Authentication response : Caught Exception while validating SAML2 Authentication response protocol : NULLWhenever user logins, after entering the username and password the above error is displayed.More details on what I have done in Pega:1. Details to refer to the Authentication service is configured in prweb.xml2. The user ID is in the list of operator in Pega.3. The expiry date of the IP metadata has not expired.4. No digital signature used.5. IP metadata imported, SP metadata configured in SAML serviceDoes any one know what kind of configuration has to be done at the SAML service ,IP end? Data Integration ×Close popoverFacebookTwitterLinkedinEmail Copy Link Copied! Moderation Team has archived post This thread is closed to future replies. Content and links will no longer be updated. If you have the same/similar Question, please write a new Question. Posted: 4 years agoKevinZheng_GCS PEGA replied to GAYATHRIG3610check this: https://pdn.pega.com/support-articles/saml-2o-sso-integration-null-poin… Posted: 4 years agoGAYATHRIG3610 BRITISH AIRWAYS replied to KevinZheng_GCSGreat. thanks Kevin!! Will make the thing work and get back shortly.