Skip to Main Content

SMART Authorization

Announcement

For information related to the Oracle Partner Network (OPN) Industry Healthcare Track please visit our OPN Industry Healthcare Program page.

For specific questions related to Oracle Partner Network (OPN), please contact Partner Assistance.

Millennium FHIR and non-FHIR API Specifications and Supporting Documents can be found HERE on docs.oracle.com
Soarian FHIR API Specifications and Supporting Documents can be found HERE on docs.oracle.com.

Getting invalid client error during authorization via postman

Pappu kumarJun 10 2025

Workflow or API calls:

I am trying to authorize my system application via postman and getting this error below .Is this authorization flow is correct or need to do some modification.

Background Information:

Failure to provide answers will impact our ability to respond in a timely and effective manner
Developer questions:

Are you an OPN Member? No
Have you signed up to be in the Healthcare Developer Track? No
Are you a registered Code Program member? Yes
Does your App have a presence on the Oracle Healthcare App Marketplace? NO

Are you developing on behalf of an Oracle Health client?
If so, which client:

Application's Client ID and App ID, if relevant:

Application ID
f9b4afe7-f5c0-48f4-af8a-8643ec858ab1
Client ID
cd9b1105-4737-41be-a111-5c298d95bdc1

curl --location 'https://authorization.sandboxcerner.com/tenants/ec2458f2-1e24-41c8-b71b-0e701af7583d/protocols/oauth2/profiles/smart-v1/token' \

--header 'Accept: application/json' \

--header 'Content-Type: application/x-www-form-urlencoded' \

--header 'Authorization: Y2Q5YjExMDUtNDczNy00MWJlLWExMTEtNWMyOThkOTViZGMxOm9HUmNlN2RKT01Na2hmb0NVSk9ldmN3bTFUZDVXNUtv' \

--data-urlencode 'grant_type=client_credentials' \

--data-urlencode 'scope=system/Encounter.read'

Expected Result:200ok

Actual Result:

Cerner-Correlation-ID

dc6c9b3f-0ea6-42ab-a3d0-8231d0efee1b

https://authorization.sandboxcerner.com/errors/urn%3Acerner%3Aerror%3Aauthorization-server%3Aoauth2%3Atoken%3Ainvalid-authorization-header/instances/dc6c9b3f-0ea6-42ab-a3d0-8231d0efee1b?client=unknown&tenant=ec2458f2-1e24-41c8-b71b-0e701af7583d

Comments
Post Details
Added on Jun 10 2025
6 comments
192 views