2820166 - Error "Enter a Business System ID" is Raised When Trying to Save a Communication Arrangement in SAP S/4HANA Cloud Public Edition

Error "Enter a Business System ID" is raised when trying to save a Communication Arrangement in SAP S/4HANA Cloud Public Edition

SAP S/4HANA Cloud Public Edition

1. Open the Communication Arrangements App
2. Create/Edit a communication Arrangement
3. Save
4. Error "Enter a Business System ID" is Raised

Missing Configuration

1. Open the Communication Systems App
2. Open the Communication System Corresponding to the Communication Arrangement
3. Fill the Business System Field. (See Screenshot from an Internal SAP Test System).

Please note that there is a type of Communication System which represents the current system and it's not editable. This information is available inside the Communication System, there will be a message saying "This is your own SAP cloud system". Check the screenshot below for your reference:

If your Communication System has this message, you'll not be able to edit it. You'll need to use another Communication System or create a new one to proceed with your integration.

MDG_COMM_ARRANGEMENT 010, MDG_COMM_ARRANGEMENT010, MDG_COMM_ARRANGEMENT, Enter a Business System ID, Business System, editable, edit, own system, communication system, communication arrangement , KBA , BC-SRV-APS-COM , Maintain Communication System and Arrangement , Problem