32 Chart read write

13:58:17 Read Xlsx format from /home/bitrix/ext_www/retender.ru/export/samples/Chart/../templates/32readwriteAreaChart1.xlsx in 0.0422 seconds
13:58:17 Iterate worksheets looking at the charts
13:58:17 Worksheet: Data
13:58:17 chart1 - "Sales"
13:58:17 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