04:37:37 Create new PHPExcel object
04:37:37 Set document properties
04:37:37 Add some data
04:37:37 Define named ranges
04:37:37 Rename named ranges
04:37:37 Rename worksheet
04:37:37 Create new Worksheet object
04:37:37 Add some data
04:37:37 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/imfmm/public_html/formation-initiale/vendor/phpoffice/phpexcel/Classes/PHPExcel/Worksheet.php on line 1164