32 Chart read write

19:05:07 Read Xlsx format from /home/bitrix/ext_www/retender.ru/export/samples/Chart/../templates/32readwriteAreaChart1.xlsx in 0.0441 seconds
19:05:07 Iterate worksheets looking at the charts
19:05:07 Worksheet: Data
19:05:07 chart1 - "Sales"
19:05:07 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