Files to look at:
- CallbackException.cs (VB: CallbackException.vb)
- Default.aspx (VB: Default.aspx)
- Default.aspx.cs (VB: Default.aspx.vb)
How to use two-way data-bound ASPxGridLookup in edit form of ASPxGridView to edit data
This example shows how to use a two-way data-bound ASPxGridLookup in the edit form of ASPxGridView to update or insert new data.
MVC:
GridView - How to use GridLookup with single selection mode in EditForm
GridView - How to use GridLookup in EditForm in multiple selection mode