3290097 - Error "API[LGN0015]Authentication failed. You have entered an incorrect username or password (status code = 4)" in SuccessFactors OData API

While calling SuccessFactors with Odata API, are you facing the error below:

"API[LGN0015]Authentication failed. You have entered an incorrect username or password (status code = 4)."

SAP SuccessFactors HXM Suite

Perform an OData API call to SuccessFactors.

Wrong username and/or password;

Check if the SuccessFactors system username and/or password are really correct.

Note the IAS/IPS password is completely different from the SuccessFactors system password.

If you are not sure about the SuccessFactors system password, you can reset it under SuccessFactors > Reset User Passwords.

KBA 2505553 - Basic authentication is not working in a SSO enabled instance - SuccessFactors 

KBA 2791410 - Integrating SuccessFactors with Identity Authentication through the Upgrade Center 

api user, 401, unauthorized, authentication, credential, credentials, IAS, IPS , KBA , LOD-SF-INT-ODATA , OData API Framework , Problem