Empezando a usar la libreria PHPExcel me encontré con el siguiente problema: 15:45:52 Create new PHPExcel object 15:45:52 Set document properties 15:45:52 Add some data 15:45:52 Rename worksheet 15:45:52 Write to Excel2007 format Fatal error: Uncaught exception ‘Exception’ with message ‘Could not close zip file /var/www/osmon/scripts/gui/hotspot/final/Tests/01simple.xlsx.’ in /var/www/osmon/scripts/gui/hotspot/final/Classes/PHPExcel/Writer/Excel2007.php:378 Stack trace: #0 /var/www/osmon/scripts/gui/hotspot/final/Tests/01simple.php(80):…