3725241 - Error CTE_FND208 occurred when creating a connection in the Concur Integration Setup app - SAP S/4HANA Cloud Public Edition

When creating a connection in the Concur Integration Setup app, the error below occurred.

Returned HTTP response is 'text/html; Charset=utf-8'. Expected is 'application/json'.Message no. CTE_FND208 

SAP S/4HANA Cloud Public Edition

1. Open the Concur Integration Setup app.
2. Click "create connection".
3. Click "complete" after finishing all steps.
4. Observe an error preventing the connection from being established.

The connection error indicates that there was an incorrect input of parameters when configuring the connection.

1. Check the parameters entered in the steps.
2. Verify the connection functionality.

cte_setup, create connection error, Concur integration, parallel development system, communication arrangement, client id, client secret, refresh token, connection configuration, Concur s/4hana financial integration , KBA , BNS-CON-SE-S4-FIN , Concur S/4HANA Financial Integration , Problem