"DataTables warning: table id=shipping-byweight-grid - Ajax error. For more information about this error, please see http://datatables.net/tn/7"
This is jQuery datatable warning. It says there is server side error while you are requesting for data list. Check log list to find that error details.
Things to be noted, you will find lot of logs in log list. To find the specific log for any request, check Page URL and Customer of that log from log details page.
"DataTables warning: table id=shipping-byweight-grid - Ajax error. For more information about this error, please see http://datatables.net/tn/7" and "Shipping is not allowed, The receive points could not be loaded"
Hi Kerim, Where are you getting this error? In Admin Area or on checkout section on public area?