07:20:40 Load Tests from Excel2007 file
Call time to read Workbook was 0.0311 seconds
07:20:40 Current memory usage: 4.5 MB
07:20:40 Adjust properties
07:20:40 Write to Excel2007 format

Fatal error: Uncaught exception 'PHPExcel_Writer_Exception' with message 'Could not close zip file /var/www/phsdsbc/vendor/phpoffice/phpexcel/Examples/31docproperties_write.xlsx.' in /var/www/phsdsbc/vendor/phpoffice/phpexcel/Classes/PHPExcel/Writer/Excel2007.php:399 Stack trace: #0 /var/www/phsdsbc/vendor/phpoffice/phpexcel/Examples/31docproperties_write.php(68): PHPExcel_Writer_Excel2007->save('/var/www/phsdsb...') #1 {main} thrown in /var/www/phsdsbc/vendor/phpoffice/phpexcel/Classes/PHPExcel/Writer/Excel2007.php on line 399