Deprecated: PHPExcel_Writer_Excel2007_WriterPart::setParentWriter(): Implicitly marking parameter $pWriter as nullable is deprecated, the explicit nullable type must be used instead in /var/www/html/dev/sophia_frm_ext_lib/vendors/phpexcel/PHPExcel/Writer/Excel2007/WriterPart.php on line 51

Deprecated: PHPExcel_Writer_Excel2007_WriterPart::__construct(): Implicitly marking parameter $pWriter as nullable is deprecated, the explicit nullable type must be used instead in /var/www/html/dev/sophia_frm_ext_lib/vendors/phpexcel/PHPExcel/Writer/Excel2007/WriterPart.php on line 75