Deprecated: PHPExcel_Writer_Excel2007_StringTable::writeRichText(): Implicitly marking parameter $objWriter 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/StringTable.php on line 150

Deprecated: PHPExcel_Writer_Excel2007_StringTable::writeRichText(): Implicitly marking parameter $pRichText 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/StringTable.php on line 150

Deprecated: PHPExcel_Writer_Excel2007_StringTable::writeRichTextForCharts(): Implicitly marking parameter $objWriter 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/StringTable.php on line 232

Fatal error: Uncaught Error: Class "PHPExcel_Writer_Excel2007_WriterPart" not found in /var/www/html/dev/sophia_frm_ext_lib/vendors/phpexcel/PHPExcel/Writer/Excel2007/StringTable.php:36 Stack trace: #0 {main} thrown in /var/www/html/dev/sophia_frm_ext_lib/vendors/phpexcel/PHPExcel/Writer/Excel2007/StringTable.php on line 36