Complex DataBinding accepts as a data source either an IList or an IListSource
I try to extract information the following Bussines rule:
public IDataReader GetLista()
{
string query = "SELECT nombre, telefono FROM Shen.BusLogic.Resume";
OqlCommand cmd = new OqlCommand(query);
return cmd.ExecuteReader();
}
and I try to used of this way:
private void btnConsulta_Click(object sender, System.EventArgs e)
{
Resume consulta = new Resume();
dgLista.DataSource = consulta.GetLista();
}
When appear the following message somebody can help me? :
An unhandled exception of type 'System.Exception' occurred in system.windows.forms.dll
Additional information: Complex DataBinding accepts as a data source either an IList or an IListSource.
I appreciate your help, and excuse me for may english.