C#

namespace LockOut
{
    public partial class Utility : Form
    {
        public Form1 m_parent;
        public Utility(Form1 frm1)
        {
            m_parent = frm1;
        }
     public static DataTable DeviceHistory()
        {
            OleDbConnection pcDataConn = DBConnection();
            try
            {
                DataSet ds = new DataSet();
                string SQL = "SQL Statement";
                OleDbDataAdapter adapter = new OleDbDataAdapter();
                adapter.SelectCommand = new OleDbCommand(SQL, pcDataConn);
                adapter.Fill(ds);
                DataTable dt = new DataTable();
                dt = ds.Tables[0];
                if (dt.Rows.Count < 1)
                {
                    dt = null;
                }
                pcDataConn.Close();
                return dt;
            }
            catch(Exception ex)
            {
                pcDataConn.Close();
                DataTable dt = null;
                Console.WriteLine(ex.Message.ToString());
                return dt;
                
            }
        }
        public static void UpdateDeviceHistory()
        {
            m_parent.HistoryDataView.DataSource = DeviceHistory(); //<-- Here is where the error is generated
        }
}
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namespace LockOut
{
    public partial class Form1 : Form
    {
     private void Refresh_Click(object sender, EventArgs e)
        {
            Utility.UpdateDeviceHistory();
        }
    }
}