11:40:35 Create new PHPExcel object
11:40:35 Set document properties
11:40:35 Add some data
11:40:35 Define named ranges
11:40:35 Rename named ranges
11:40:35 Rename worksheet
11:40:35 Create new Worksheet object
11:40:35 Add some data
11:40:35 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 C:\xampp\htdocs\oa-OLD\vendor\phpoffice\phpexcel\Classes\PHPExcel\Worksheet.php on line 1164