Symfony\Component\Debug\Exception\FatalThrowableError: Class 'ZipArchive' not found in file /var/www/gcdev/vendor/phpoffice/phpspreadsheet/src/PhpSpreadsheet/Reader/Xlsx.php on line 331 code example
Example: ziparchive laravel not found
For the ZipArchive class to be present, PHP needs to have the zip extension installed.
See this page for installation instructions (both Linux and Windows).