In ArcMap, publish your service, enable Feature Access in the service.Close ArcMap, open ArcCatalog.Connect to ArcGIS server with a user account, not as admin or publisher. This is important.Navigate to your service thru the user account in ArcCatalog, right-click on the Feature Service and select Create Layer.Give it a name and note the location where is will be stored for use in the Add feature service URL to AXF tool.