C# error - Update requires a valid UpdateCommand when passed DataRow collection with modified rows

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hi all...

C#

private void button1_Click(object sender, EventArgs e)
{
  bindingSource1.EndEdit();
  int result = 0;
  customerTableAdapter1.Update(mycompanyDataSet1.Customer);
  MessageBox.Show(result.ToString());
}

When i compile above code i am getting this error..

MSIL

Update requires a valid UpdateCommand when passed DataRow collection with modified rows.

Posted 20-Apr-11 4:58am

rickysharp

Updated 20-Apr-11 7:45am

thatraja

v3

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BobJanova 20-Apr-11 11:12am

The error message rather tells you what the problem is ... pass a valid UpdateCommand.

3 solutions

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Raj Bose · Answer 1 · 2011-04-20T05:04:00

Solution 1

Before
bindingSource1.EndEdit();

u forgot { i guess

Posted 20-Apr-11 5:04am

Raj Bose

Nish Nishant · Answer 2 · 2011-04-20T05:06:00

Solution 2

Without more code, it's hard to say what might be wrong.

Here's a related thread from the MSDN forums:

http://social.msdn.microsoft.com/Forums/en/adodotnetdataproviders/thread/666835a2-50ec-415f-ba30-bb80ca51c91b[^]

Posted 20-Apr-11 5:06am

Nish Nishant

Cyrus Neah · Answer 3 · 2011-04-20T05:34:00

Solution 3

Make sure the table has a primary key and that you are not trying to update a view.

Posted 20-Apr-11 5:34am

Cyrus Neah