04:27:43 Create new PHPExcel object
04:27:43 Set document properties
04:27:43 Add some data
04:27:43 Define named ranges
04:27:43 Rename named ranges
04:27:43 Rename worksheet
04:27:43 Create new Worksheet object
04:27:43 Add some data
04:27:43 Resolve range
Cell B1 {=PersonFN}: Maarten
Cell B3 {=PersonFN & " " & PersonLN}: Maarten Balliauw
Cell Person!B1:
Fatal error: Call to a member function getCell() on null in /var/www/cheb/vendor/phpoffice/phpexcel/Classes/PHPExcel/Worksheet.php on line 1164