i have a gridthat has 3 columns among them one is a DataGridViewComboBoxColumn
am adding colums programatically while loading the form. as


DataGridViewComboBoxColumn Col1=new DataGridViewComboBoxColumn();
Col1.Name="UOM";
Col1.DataSourse=dt;
Col1.ValueMember="id";
Col1.DisplayMember="Name";

the problem is that when i display data back to the grid ,i cant assign thevalue

like

dataGridView1.Rows[1].Cells["UOM"].Value=12;
dataGridView1.Rows[2].Cells["UOM"].Value=14;

it throws an Exceptions saying
System.Format Exception the DataGridViewCmboboxCell Value is not valid

somebody please help....

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Dare To Explore

Are you sure that the value you're trying to set exists within the datasource?

Hi Bjjithbal,

Why not try to handle the dataerror event of the datagridview?

private void yourDataGridView_DataError(object sender, DataGridViewDataErrorEventArgs e)
{
e.Cancel = true;
}

Are you sure that the value you're trying to set exists within the datasource?

Hi Bjjithbal,

Why not try to handle the dataerror event of the datagridview?

private void yourDataGridView_DataError(object sender, DataGridViewDataErrorEventArgs e)
{
e.Cancel = true;
}