Fatal error: Uncaught PHPExcel_Reader_Exception: Could not open C:/xampp/htdocs./upfile/48/2017-10/15090723511.xlsx for reading! File does not exist. in C:\xampp\htdocs\project6\z\class\Doffice\PHPExcel\Reader\Excel2007.php:338 Stack trace: #0 C:\xampp\htdocs\project6\z\class\Doffice\Doffice.php(101): PHPExcel_Reader_Excel2007->load('C:/xampp/htdocs...') #1 C:\xampp\htdocs\BeiDou_website\z\class\Doffice\example.php(15): Doffice->showExcel('./upfile/48/201...') #2 {main} thrown in C:\xampp\htdocs\project6\z\class\Doffice\PHPExcel\Reader\Excel2007.php on line 338