02:07:37 Load Test from Excel2007 file 32readwriteAreaChart1.xlsx<br />02:07:37 Iterate worksheets looking at the charts<br />Worksheet: Data<br />    chart1 - "Sales"<br />             areaChart<br />02:07:37 Write Tests to Excel2007 file <br /><br />
<b>Fatal error</b>:  Uncaught exception 'PHPExcel_Writer_Exception' with message 'Could not close zip file 32readwriteAreaChart1.xlsx.' in /var/www/comextweb/vendor/phpoffice/phpexcel/Classes/PHPExcel/Writer/Excel2007.php:399
Stack trace:
#0 /var/www/comextweb/vendor/phpoffice/phpexcel/Examples/32chartreadwrite.php(119): PHPExcel_Writer_Excel2007-&gt;save('32readwriteArea...')
#1 {main}
  thrown in <b>/var/www/comextweb/vendor/phpoffice/phpexcel/Classes/PHPExcel/Writer/Excel2007.php</b> on line <b>399</b><br />