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Oauth 2.0 getting 500 Page Not Found response

edited Aug 14, 2025 3:03PM in Ask A Guru 2 comments

I am working on an Oauth2.0 integration with our NetSuite portal, and I have most everything set up, but I am getting a 500 response invalid when my backend server attempt the token exchange. Can you help me fix this?

First, I will advise that I tested this with POSTMAN using their Oauth 2.0 test, and I still saw the 500 response page not found. It makes me think I am using the wrong URL to authorize or something..?

 

NetSuite Account ID: [Used my account ID]NetSuite Base Domain: [MY ACCOUNT ID].app.netsuite.com

Problem Description: Both our custom application and when testing using POSTMAN with Oauth 2.0 test, we are consistently receiving an HTTP 

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