20:22:56 Create new PHPExcel object
20:22:56 Set document properties
20:22:56 Add some data
20:22:56 Define named ranges
20:22:56 Rename named ranges
20:22:56 Rename worksheet
20:22:56 Create new Worksheet object
20:22:56 Add some data
20:22:56 Resolve range
Cell B1 {=PersonFN}: Maarten
Cell B3 {=PersonFN & " " & PersonLN}: Maarten Balliauw
Cell Person!B1:
Fatal error: Uncaught Error: Call to a member function getCell() on null in /home/hycmvsgn/heal.co.ke/invoices/vendor/phpoffice/phpexcel/Classes/PHPExcel/Worksheet.php:1164 Stack trace: #0 /home/hycmvsgn/heal.co.ke/invoices/vendor/phpoffice/phpexcel/Examples/19namedrange.php(99): PHPExcel_Worksheet->getCell('PERSON!B1') #1 {main} thrown in /home/hycmvsgn/heal.co.ke/invoices/vendor/phpoffice/phpexcel/Classes/PHPExcel/Worksheet.php on line 1164