Problem in C# and access database

How can i send my project ?

ok
my project is in 3 layer
I write this code for this function
public static DataTable Fill()
{
String SQL;
SQL = "SELECT * FROM Customer ";
DataTable dt = new DataTable();
DataBase db = new DataBase();
dt = db.ExecuteSelect(SQL);
return dt;

}
and then in form load and form activated event write this code
dataGridView1.DataSource = Customer.Fill();
................
but it cant show all of my recode
after 168th record it dont show anything else