08:32:03 Create new PHPExcel object<br />08:32:03 Set document properties<br />08:32:03 Add some data<br />08:32:03 Define named ranges<br />08:32:03 Rename named ranges<br />08:32:03 Rename worksheet<br />08:32:03 Create new Worksheet object<br />08:32:03 Add some data<br />08:32:03 Resolve range<br />Cell B1 {=PersonFN}: <br />
<b>Notice</b>:  Trying to access array offset on value of type null in <b>/home/wals/laparoscopictraining.in/vendor/phpoffice/phpexcel/Classes/PHPExcel/Calculation.php</b> on line <b>2967</b><br />
Maarten<br />Cell B3 {=PersonFN & " " & PersonLN}: <br />
<b>Notice</b>:  Trying to access array offset on value of type null in <b>/home/wals/laparoscopictraining.in/vendor/phpoffice/phpexcel/Classes/PHPExcel/Calculation.php</b> on line <b>2967</b><br />
Maarten Balliauw<br />Cell Person!B1: <br />
<b>Fatal error</b>:  Uncaught Error: Call to a member function getCell() on null in /home/wals/laparoscopictraining.in/vendor/phpoffice/phpexcel/Classes/PHPExcel/Worksheet.php:1164
Stack trace:
#0 /home/wals/laparoscopictraining.in/vendor/phpoffice/phpexcel/Examples/19namedrange.php(99): PHPExcel_Worksheet-&gt;getCell('PERSON!B1')
#1 {main}
  thrown in <b>/home/wals/laparoscopictraining.in/vendor/phpoffice/phpexcel/Classes/PHPExcel/Worksheet.php</b> on line <b>1164</b><br />