DataTables warning: table id=user_data - Invalid JSON response. For more information about this erro — DataTables forums
DataTables warning:table id=list_table-Invalid JSON response.ERROR EN EL SERVIDOR (Posible solución) - YouTube
asp.net mvc - DataTables warning: table id=patients - Invalid JSON response. For more information about this error, please see http://datatables.net/tn/1 - Stack Overflow
javascript - DataTables warning: invalid JSON response when there are no records in the table. Also added empty array but records are not displaying - Stack Overflow