17:34:29 Create new PHPExcel object<br />17:34:29 Set document properties<br />17:34:29 Add some data<br />17:34:29 Write to Excel2007 format<br /><br />
<b>Fatal error</b>:  Uncaught exception 'PHPExcel_Writer_Exception' with message 'Could not close zip file /alidata/www/jiandance_worker/vendor/phpoffice/phpexcel/Examples/22heavilyformatted.xlsx.' in /alidata/www/jiandance_worker/vendor/phpoffice/phpexcel/Classes/PHPExcel/Writer/Excel2007.php:399
Stack trace:
#0 /alidata/www/jiandance_worker/vendor/phpoffice/phpexcel/Examples/22heavilyformatted.php(86): PHPExcel_Writer_Excel2007-&gt;save('/alidata/www/ji...')
#1 {main}
  thrown in <b>/alidata/www/jiandance_worker/vendor/phpoffice/phpexcel/Classes/PHPExcel/Writer/Excel2007.php</b> on line <b>399</b><br />