DBF file name truncated

string connectionString = @"Provider=Microsoft.Jet.OLEDB.4.0;Data Source="+path+";Extended Properties=dBase IV";
          
OleDbConnection connection = new OleDbConnection(connectionString);
connection.Open();
cmd.CommandText = @"CREATE TABLE calendfull(
                                date1 datetime ,
                                day1 int ,
                                month1 int ,
                                year1 int ,
                                dow int ,
                                endmonth int  
                                )";

            cmd.ExecuteNonQuery();




  foreach (DataRow row in calend.Rows)
            {
                day = Convert.ToInt32(row["day"]);
                year = Convert.ToInt32(row["year"]);
                month = Convert.ToInt32(row["month"]);
                dow = Convert.ToInt32(row["dow"]);
                endmonth = Convert.ToInt32(row["endmonth"]);
                date1 = Convert.ToDateTime(row["date1"]);

                cmd.CommandText = @"insert into calendfull values ('" + date1 + "'," + day + "," + month + "," + year + "," + dow + "," + endmonth + ")";
                cmd.ExecuteNonQuery();
            }