System.Data.Linq.ChangeConflictException: Row not found or changed

Question

I am trying to delete a selected gridview row using LINQ (No LINQDataSource).

When the selection is changed, the detailsview binding is changed also. I can add a new

Answer 1

Under:

QuestionModule o = query.First();

You have to add the following command:

db.QuestionModule.Attach(o);