Aaaaah SAP, loved and loathed in equal measure. It undoubtably an exceptional ERP system, but it can be exceptionally frustrating to get simple things done! We are here to help… There are a number of ways to integrate, but SAP PI (Process Integration) is the most common. You can read more here: https://blogs.sap.com/2013/05/21/sap-pi-for-beginners/
A SAP PI connection in conjunction with your SAP custodian can get just about anything done.
Popular services for this connector:
What you need for this connector: