13:26:33 Enable Cell Caching using MemoryGZip method<br />13:26:33 Create new PHPExcel object<br />13:26:33 Set properties<br />13:26:33 Add data<br />13:26:33 Hide 'Phone' and 'fax' columns<br />13:26:33 Set outline levels<br />13:26:33 Freeze panes<br />13:26:33 Rows to repeat at top<br />13:26:33 Write to Excel2007 format<br /><br />
<b>Warning</b>:  ZipArchive::close(): Failure to create temporary file: Permission denied in <b>/var/www/html/posystem/back-end/vendor/phpoffice/phpexcel/Classes/PHPExcel/Writer/Excel2007.php</b> on line <b>388</b><br />
<br />
<b>Fatal error</b>:  Uncaught PHPExcel_Writer_Exception: Could not close zip file /var/www/html/posystem/back-end/vendor/phpoffice/phpexcel/Examples/06largescale-with-cellcaching.xlsx. in /var/www/html/posystem/back-end/vendor/phpoffice/phpexcel/Classes/PHPExcel/Writer/Excel2007.php:389
Stack trace:
#0 /var/www/html/posystem/back-end/vendor/phpoffice/phpexcel/Examples/06largescale-with-cellcaching.php(113): PHPExcel_Writer_Excel2007-&gt;save('/var/www/html/p...')
#1 {main}
  thrown in <b>/var/www/html/posystem/back-end/vendor/phpoffice/phpexcel/Classes/PHPExcel/Writer/Excel2007.php</b> on line <b>389</b><br />