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SMART Authorization


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System App Auth Error: the credentials used in the client_credentials grant were invalid.

Connor PalmerMar 7 2024 — edited Mar 12 2024

Workflow or API calls:


Authorization: Basic [Base 64 encode client-id:secret]

scope: system/ system/ system/ online_access

grant_type: client_credentials

system level access application

Expected Result:

Receive access token

Actual Result:


error code: urn:cerner:error:authorization-server:oauth2:token:invalid-client-credentials

Cerner-Correlation-Id: f522eb5e-588c-460f-b24d-dd95aaf8ba7f

This post has been answered by Connor Palmer on Mar 25 2024
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Added on Mar 7 2024
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