Public ReadOnly Property Column As Integer

Dim instance As EditErrorEventArgs
Dim value As Integer
 
value = instance.Column

public int Column {get;}

private void fpSpread1_EditError(object sender, FarPoint.Win.Spread.EditErrorEventArgs e)
{
    if(e.EditError == FarPoint.Win.Spread.EditError.CellIsLocked)
    {
        e.View.Sheets[0].Cells[e.Row, e.Column].BackColor = Color.Red;
    }
}

Private Sub FpSpread1_EditError(ByVal sender As Object, ByVal e As FarPoint.Win.Spread.EditErrorEventArgs) Handles FpSpread1.EditError
    If e.EditError = FarPoint.Win.Spread.EditError.CellIsLocked Then
        e.View.Sheets(0).Cells(e.Row, e.Column).BackColor = Color.Red
    End If
End Sub