09:28:10 Create new PHPExcel object
09:28:10 Set document properties
09:28:10 Add some data
09:28:10 Rename worksheet
09:28:10 Clone worksheet
09:28:10 Rename cloned worksheet
09:28:10 Write to Excel2007 format

Fatal error: Uncaught exception 'PHPExcel_Writer_Exception' with message 'Could not close zip file /var/www/ECHANGE/sf2_echange_mcdo/vendor/phpoffice/phpexcel/Examples/38cloneWorksheet.xlsx.' in /var/www/ECHANGE/sf2_echange_mcdo/vendor/phpoffice/phpexcel/Classes/PHPExcel/Writer/Excel2007.php:399 Stack trace: #0 /var/www/ECHANGE/sf2_echange_mcdo/vendor/phpoffice/phpexcel/Examples/38cloneWorksheet.php(103): PHPExcel_Writer_Excel2007->save('/var/www/ECHANG...') #1 {main} thrown in /var/www/ECHANGE/sf2_echange_mcdo/vendor/phpoffice/phpexcel/Classes/PHPExcel/Writer/Excel2007.php on line 399