14:53:08 Create new PHPExcel object
14:53:08 Set document properties
14:53:08 Add some data
14:53:08 Set column widths
14:53:08 Add conditional formatting
14:53:08 Duplicate the conditional formatting across a range of cells
14:53:08 Set fonts
14:53:08 Set header/footer
14:53:08 Set page orientation and size
14:53:08 Rename worksheet
14:53:08 Write to Excel2007 format

Fatal error: Uncaught exception 'PHPExcel_Writer_Exception' with message 'Could not close zip file /var/www/tlt/vendor/phpoffice/phpexcel/Examples/08conditionalformatting.xlsx.' in /var/www/tlt/vendor/phpoffice/phpexcel/Classes/PHPExcel/Writer/Excel2007.php:399 Stack trace: #0 /var/www/tlt/vendor/phpoffice/phpexcel/Examples/08conditionalformatting.php(163): PHPExcel_Writer_Excel2007->save('/var/www/tlt/ve...') #1 {main} thrown in /var/www/tlt/vendor/phpoffice/phpexcel/Classes/PHPExcel/Writer/Excel2007.php on line 399