21:35:31 Load from Excel2007 file<br />21:35:31 Update cell data values that are displayed in the chart<br />21:35:31 Write to Excel2007 format<br /><br />
<b>Warning</b>:  unlink(/var/www/rh/vendor/phpoffice/phpexcel/Examples/34chartupdate.xlsx): Permission denied in <b>/var/www/rh/vendor/phpoffice/phpexcel/Classes/PHPExcel/Writer/Excel2007.php</b> on line <b>229</b><br />
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<b>Warning</b>:  ZipArchive::close(): Failure to create temporary file: Permission denied in <b>/var/www/rh/vendor/phpoffice/phpexcel/Classes/PHPExcel/Writer/Excel2007.php</b> on line <b>388</b><br />
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<b>Fatal error</b>:  Uncaught PHPExcel_Writer_Exception: Could not close zip file /var/www/rh/vendor/phpoffice/phpexcel/Examples/34chartupdate.xlsx. in /var/www/rh/vendor/phpoffice/phpexcel/Classes/PHPExcel/Writer/Excel2007.php:389
Stack trace:
#0 /var/www/rh/vendor/phpoffice/phpexcel/Examples/34chartupdate.php(69): PHPExcel_Writer_Excel2007-&gt;save('/var/www/rh/ven...')
#1 {main}
  thrown in <b>/var/www/rh/vendor/phpoffice/phpexcel/Classes/PHPExcel/Writer/Excel2007.php</b> on line <b>389</b><br />