Question2Replies92Views×Close popoverDevarajulu Prathapanenni (DevarajuluP1599) Swedbank AB Swedbank AB SE View ProfileSend Message DevarajuluP1599 Member since 2019 1 post Swedbank AB Posted: September 29, 2020Last activity: October 9, 2020Posted: 29 Sep 2020 6:35 EDTLast activity: 9 Oct 2020 14:57 EDT Solved Oauth authentication for REST servicesHi All,I am implementing REST services with Oauth authentication as described in below link. https://community.pega.com/knowledgebase/articles/data-integration/accessing-pega-api-using-oauth-20 Created OAuth 2.0 Client Registration and Configured with client credentials(Operator ID). Now when I call the auth token service as mentioned in article below exception. ***Edited by Moderator: Pallavi to update platform capability tags*** Pega Platform Case Management Data Integration Security Financial Services Senior System Architect ×Close popoverFacebookTwitterLinkedinEmail Copy Link Copied! Posted: 5 months agoPosted: 3 Oct 2020 6:29 EDT×Close popoverKevin Zheng (KevinZheng_GCS) PEGA Director, Software Solutions Engineering Pegasystems Inc. US View ProfileSend MessageKevinZheng_GCS PEGA replied to DevarajuluP1599Can you provide more details by attaching pega logs? Accepted Solution Posted: 4 months agoPosted: 9 Oct 2020 14:57 EDT×Close popoverDevarajulu Prathapanenni (DevarajuluP1599) Swedbank AB Swedbank AB SE View ProfileSend MessageDevarajuluP1599 Swedbank AB replied to KevinZheng_GCSThanks for reply. Issue solved now. I was not saving the OAuth 2.0 Client Registration instance after generating the token.