CODEWITHSUNDEEP
c#linq
udana
udana

Reputation: 3

Deleting bulk objects in DataContext

Can't i delete bulk objects like

List<Person> prn = new List<Person>();
prn.Add(new Person { Id = "P007", name = "Andrew"});
prn.Add(new Person { Id = "P009", name = "Bernold"});
prn.Add(new Person { Id = "P010", name = "Hare"});
PersonDB.Persons.DeleteAllOnSubmit(prn);
PersonDB.SubmitChanges();

I receive error

Cannot remove an entity that has not been attached.

Upvotes: 0

Views: 405

Answers (1)

Darin Dimitrov
Darin Dimitrov

Reputation: 1039548

Try attaching the objects to the context before deleting:

PersonDB.Persons.AttachAll(prn, true);

Upvotes: 1

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