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Small and medium business | Business Central, N...

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OAuth 2.0 Client Credential grant type for Business Central

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Posted on by TESDEveloper

12

I am attempting to connect to any of the Business Central Web Services via postman using the grant type client_credentials.

I can receive a token from the call below ok:

However, if I attempt to use this token in the call below I receive error 401.

I have the App Registration set up with the following granted permissions:

I also have the Azure Application registered and granted in Business Central.

Any help is appreciated.

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TESDEveloper 12 on at

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Resolved:

My issue was using the incorrect token URL.

Correct URL:

login.microsoftonline.com/{Tenant ID}/oauth2/v2.0/token

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