23:27:59 Create new PHPExcel object
23:27:59 Set document properties
23:27:59 Add some data
23:27:59 Rename worksheet
23:27:59 Write to Excel2007 format
Fatal error: Uncaught exception 'PHPExcel_Writer_Exception' with message 'Error zipping files : PCLZIP_ERR_READ_OPEN_FAIL (-2) : Unable to open archive '/var/www/html/back/vendor/phpoffice/phpexcel/Examples/01simplePCLZip.xlsx' in wb mode' in /var/www/html/back/vendor/phpoffice/phpexcel/Classes/PHPExcel/Shared/ZipArchive.php:108
Stack trace:
#0 /var/www/html/back/vendor/phpoffice/phpexcel/Classes/PHPExcel/Writer/Excel2007.php(246): PHPExcel_Shared_ZipArchive->addFromString('[Content_Types]...', '<?xml version="...')
#1 /var/www/html/back/vendor/phpoffice/phpexcel/Examples/01simplePCLZip.php(91): PHPExcel_Writer_Excel2007->save('/var/www/html/b...')
#2 {main}
thrown in /var/www/html/back/vendor/phpoffice/phpexcel/Classes/PHPExcel/Shared/ZipArchive.php on line 108