13:18:17 Create new PHPExcel object<br />13:18:17 Set document properties<br />13:18:17 Add data<br />13:18:17 Set title row bold<br />13:18:17 Set autofilter<br />13:18:17 Write to Excel2007 format<br /><br />
<b>Fatal error</b>:  Uncaught TypeError: count(): Argument #1 ($value) must be of type Countable|array, bool given in /home/adler/www/test/Classes/PHPExcel/Writer/Excel2007/Worksheet.php:771
Stack trace:
#0 /home/adler/www/test/Classes/PHPExcel/Writer/Excel2007/Worksheet.php(92): PHPExcel_Writer_Excel2007_Worksheet-&gt;writeAutoFilter()
#1 /home/adler/www/test/Classes/PHPExcel/Writer/Excel2007.php(295): PHPExcel_Writer_Excel2007_Worksheet-&gt;writeWorksheet()
#2 /home/adler/www/test/Examples/10autofilter.php(141): PHPExcel_Writer_Excel2007-&gt;save()
#3 {main}
  thrown in <b>/home/adler/www/test/Classes/PHPExcel/Writer/Excel2007/Worksheet.php</b> on line <b>771</b><br />