06:23:49 Load Tests from Excel2007 file<br />Call time to read Workbook was 0.0316 seconds<br />06:23:49 Current memory usage: 4.75 MB<br />06:23:49 Adjust properties<br />06:23:49 Write to Excel2007 format<br /><br />
<b>Warning</b>:  unlink(/var/www/iws/vendor/phpoffice/phpexcel/Examples/31docproperties_write.xlsx): Read-only file system in <b>/var/www/iws/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: Read-only file system in <b>/var/www/iws/vendor/phpoffice/phpexcel/Classes/PHPExcel/Writer/Excel2007.php</b> on line <b>388</b><br />
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<b>Fatal error</b>:  Uncaught exception 'PHPExcel_Writer_Exception' with message 'Could not close zip file /var/www/iws/vendor/phpoffice/phpexcel/Examples/31docproperties_write.xlsx.' in /var/www/iws/vendor/phpoffice/phpexcel/Classes/PHPExcel/Writer/Excel2007.php:389
Stack trace:
#0 /var/www/iws/vendor/phpoffice/phpexcel/Examples/31docproperties_write.php(68): PHPExcel_Writer_Excel2007-&gt;save('/var/www/iws/ve...')
#1 {main}
  thrown in <b>/var/www/iws/vendor/phpoffice/phpexcel/Classes/PHPExcel/Writer/Excel2007.php</b> on line <b>389</b><br />