08:32:39 Create new PHPExcel object
08:32:39 Set document properties
08:32:39 Add some data
08:32:39 Set column widths
08:32:39 Add conditional formatting
08:32:39 Duplicate the conditional formatting across a range of cells
08:32:39 Set fonts
08:32:39 Set header/footer
08:32:39 Set page orientation and size
08:32:39 Rename worksheet
08:32:39 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