16:21:02 Create new PHPExcel object<br />16:21:02 Set document properties<br />16:21:02 Add data<br />16:21:02 Set data validation<br />16:21:02 Write to Excel5 format<br />
Warning: fopen(/var/www/www.pde.gov.gr/gr/php/gaies/PHPExcel-1.8/Examples/15datavalidation-xls.xls): failed to open stream: Permission denied in /var/www/www.pde.gov.gr/gr/php/gaies/PHPExcel-1.8/Classes/PHPExcel/Shared/OLE/PPS/Root.php on line 85

Fatal error: Uncaught exception 'PHPExcel_Writer_Exception' with message 'Can't open /var/www/www.pde.gov.gr/gr/php/gaies/PHPExcel-1.8/Examples/15datavalidation-xls.xls. It may be in use or protected.' in /var/www/www.pde.gov.gr/gr/php/gaies/PHPExcel-1.8/Classes/PHPExcel/Shared/OLE/PPS/Root.php:88
Stack trace:
#0 /var/www/www.pde.gov.gr/gr/php/gaies/PHPExcel-1.8/Classes/PHPExcel/Writer/Excel5.php(214): PHPExcel_Shared_OLE_PPS_Root->save('/var/www/www.pd...')
#1 /var/www/www.pde.gov.gr/gr/php/gaies/PHPExcel-1.8/Examples/15datavalidation-xls.php(140): PHPExcel_Writer_Excel5->save('/var/www/www.pd...')
#2 {main}
  thrown in /var/www/www.pde.gov.gr/gr/php/gaies/PHPExcel-1.8/Classes/PHPExcel/Shared/OLE/PPS/Root.php on line 88