11:28:21 Create new PHPExcel object<br />11:28:21 Set document properties<br />11:28:21 Add some data<br />11:28:21 Rename worksheet<br />11:28:21 Write to Excel2007 format<br /><br />
<b>Notice</b>:  A non well formed numeric value encountered in <b>/var/www/vhosts/bonus.spar-international.com/backend/_vendor/phpoffice/phpexcel/Classes/PHPExcel/Shared/PCLZip/pclzip.lib.php</b> on line <b>1842</b><br />
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<b>Fatal error</b>:  Uncaught PHPExcel_Writer_Exception: Error zipping files : PCLZIP_ERR_READ_OPEN_FAIL (-2) : Unable to open archive '/var/www/vhosts/bonus.spar-international.com/backend/_vendor/phpoffice/phpexcel/Examples/01simplePCLZip.xlsx' in wb mode in /var/www/vhosts/bonus.spar-international.com/backend/_vendor/phpoffice/phpexcel/Classes/PHPExcel/Shared/ZipArchive.php:108
Stack trace:
#0 /var/www/vhosts/bonus.spar-international.com/backend/_vendor/phpoffice/phpexcel/Classes/PHPExcel/Writer/Excel2007.php(246): PHPExcel_Shared_ZipArchive-&gt;addFromString()
#1 /var/www/vhosts/bonus.spar-international.com/backend/_vendor/phpoffice/phpexcel/Examples/01simplePCLZip.php(91): PHPExcel_Writer_Excel2007-&gt;save()
#2 {main}
  thrown in <b>/var/www/vhosts/bonus.spar-international.com/backend/_vendor/phpoffice/phpexcel/Classes/PHPExcel/Shared/ZipArchive.php</b> on line <b>108</b><br />