Fatal error: Uncaught Error: Class 'PHPExcel_Worksheet' not found in C:\xampp\htdocs\enercard\vendor\maatwebsite\excel\src\Maatwebsite\Excel\Classes\LaravelExcelWorksheet.php:24 Stack trace: #0 {main} thrown in C:\xampp\htdocs\enercard\vendor\maatwebsite\excel\src\Maatwebsite\Excel\Classes\LaravelExcelWorksheet.php on line 24