16:27:41 Load from SYLK file
16:27:41 Write to Excel2007 format
<br />
<b>Fatal error</b>:  Uncaught Error: Class 'ZipArchive' not found in /var/www/html/forms_dir/vendor/phpoffice/phpexcel/Classes/PHPExcel/Writer/Excel2007.php:220
Stack trace:
#0 /var/www/html/forms_dir/vendor/phpoffice/phpexcel/Examples/SylkReader.php(42): PHPExcel_Writer_Excel2007-&gt;save('/var/www/html/f...')
#1 {main}
  thrown in <b>/var/www/html/forms_dir/vendor/phpoffice/phpexcel/Classes/PHPExcel/Writer/Excel2007.php</b> on line <b>220</b><br />