22:23:57 Create new PHPExcel object
22:23:57 Set document properties
22:23:57 Add some data
22:23:57 Set column widths
22:23:57 Add conditional formatting
22:23:57 Duplicate the conditional formatting across a range of cells
22:23:57 Set fonts
22:23:57 Set header/footer
22:23:57 Set page orientation and size
22:23:57 Rename worksheet
22:23:57 Write to Excel2007 format

Fatal error: Uncaught exception 'PHPExcel_Writer_Exception' with message 'Could not close zip file /var/www/html/PHPExcel/Examples/08conditionalformatting.xlsx.' in /var/www/html/PHPExcel/Classes/PHPExcel/Writer/Excel2007.php:389 Stack trace: #0 /var/www/html/PHPExcel/Examples/08conditionalformatting.php(163): PHPExcel_Writer_Excel2007->save('/var/www/html/P...') #1 {main} thrown in /var/www/html/PHPExcel/Classes/PHPExcel/Writer/Excel2007.php on line 389