08:56:48 Create new PHPExcel object

Deprecated: Creation of dynamic property PHPExcel_Calculation::$_debugLog is deprecated in /var/www/dev/transfert_client_old/EGP/vendor/phpoffice/phpexcel/Classes/PHPExcel/Calculation.php on line 2077
08:56:48 Set document properties
08:56:48 Add some data
08:56:48 Rename worksheet

Fatal error: Array and string offset access syntax with curly braces is no longer supported in /var/www/dev/transfert_client_old/EGP/vendor/phpoffice/phpexcel/Classes/PHPExcel/ReferenceHelper.php on line 884