06:10:44 Create new PHPExcel object
06:10:44 Set document properties
06:10:44 Add some data
06:10:44 Write to Excel2007 format
Fatal error: Uncaught exception 'PHPExcel_Writer_Exception' with message 'Could not close zip file /var/www/roundstone/vendor/phpoffice/phpexcel/Examples/22heavilyformatted.xlsx.' in /var/www/roundstone/vendor/phpoffice/phpexcel/Classes/PHPExcel/Writer/Excel2007.php:399
Stack trace:
#0 /var/www/roundstone/vendor/phpoffice/phpexcel/Examples/22heavilyformatted.php(86): PHPExcel_Writer_Excel2007->save('/var/www/rounds...')
#1 {main}
thrown in /var/www/roundstone/vendor/phpoffice/phpexcel/Classes/PHPExcel/Writer/Excel2007.php on line 399