In the SAP Gateway system go to transaction SPRO, open the SAP Reference IMG and navigate to
Click on the Activity icon.
Select the service to be deleted.
Delete all system alias assignments.
Delete the ICF node.
If further versions are still available the ICF node cannot be deleted. Only with the last existing service version will the ICF node be deleted.
Delete the service.
Confirm the warning message.
The service disappears from the service catalog and a message about the successful deletion displays.