Why I am receiving the error SAP Business Network Response is :"Forbidden" and Error Code:"403" and Error Code Response:"Error:From XXXXXXX is not subscribed to the service provided by IntegrationGateway Please contact support with the Error Reference Number: ANERR-XXXXXXXXXXXXXXXX for more details. Suggested Action : Document Failed in SAP Business Network.For further assistance, please contact Ariba Support with the code mentioned in Response.Managed Gateway for Spend&Network Support Error Code : CIG-PLT-00644 while sending the documents to the CIG.

Your SAP Business supplier account does not have Managed Gateway for Spend Network is enabled.

Kindly enable the Managed Gateway for Spend Network for your account and then try to resend the documents.

How do I enable Managed Gateway for Spend&Network as a supplier?

SAP Business Network for Procurement & Supply Chain > Transaction Documents