32 Chart read write

12:38:50 Read Xlsx format from /home/bitrix/ext_www/retender.ru/export/samples/Chart/../templates/32readwriteAreaChart1.xlsx in 0.1184 seconds
12:38:50 Iterate worksheets looking at the charts
12:38:50 Worksheet: Data
12:38:50 chart1 - "Sales"
12:38:50 areaChart

Fatal error: Class 'XMLWriter' not found in /home/bitrix/ext_www/retender.ru/bitrix/vendor/phpoffice/phpspreadsheet/src/PhpSpreadsheet/Shared/XMLWriter.php on line 5