16:08:46 Create new PHPExcel object
16:08:46 Set document properties
16:08:46 Add some data
16:08:46 Define named ranges
16:08:46 Rename named ranges
16:08:46 Rename worksheet
16:08:46 Create new Worksheet object
16:08:46 Add some data
16:08:46 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 /home/factovizjh/legitrack_test/vendor/phpoffice/phpexcel/Classes/PHPExcel/Worksheet.php on line 1164