( ! ) Fatal error: Uncaught Error: Class 'PhpOffice\PhpSpreadsheet\Writer\Xls\BIFFwriter' not found in /var/www/html/invoice/vendor/phpoffice/phpspreadsheet/src/PhpSpreadsheet/Writer/Xls/Worksheet.php on line 55
( ! ) Error: Class 'PhpOffice\PhpSpreadsheet\Writer\Xls\BIFFwriter' not found in /var/www/html/invoice/vendor/phpoffice/phpspreadsheet/src/PhpSpreadsheet/Writer/Xls/Worksheet.php on line 55
Call Stack
#TimeMemoryFunctionLocation
10.0001407048{main}( ).../Worksheet.php:0