Notification "saved successful" but doesn't create new record

Be sure to use a single SELECT statement in your constructor. 

$dg = new C_DataGrid("SELECT * FROM orders", "orderNumber", "orders");

See Working with Complex Query tutorial. The edit/insert in complex query is limited to simple inner joins only.

Keep in mind that any direct editing is always limited to the primary table. Also check out this KB.

Feedback and Knowledge Base