Fatal error: Uncaught PHPExcel_Exception: Autofilter must be set on a range of cells. in /var/www/vh/Classes/PHPExcel/Worksheet/AutoFilter.php:123 Stack trace: #0 /var/www/vh/Classes/PHPExcel/Reader/Excel2007.php(1009): PHPExcel_Worksheet_AutoFilter->setRange('$A$1') #1 /var/www/vh/Classes/PHPExcel/IOFactory.php(192): PHPExcel_Reader_Excel2007->load('/tmp/phpexcel_I...') #2 /var/www/vh/en/reservation.php(64): PHPExcel_IOFactory::load('/tmp/phpexcel_I...') #3 {main} thrown in /var/www/vh/Classes/PHPExcel/Worksheet/AutoFilter.php on line 123