PHP Fatal error after update

I created a staging site and then updated the plugin from 7.4 to 7.41, after that I got a PHP Fatal error thrown in /www/my_website_name/public/wp-content/plugins/wp-ultimate-csv-importer/wp-ultimate-csv-importer.php on line 648:

PHP Fatal error: Uncaught Error: Class “Smackcoders\UCI\Core\SingleImportExport” not found in /www/my_website_name/public/wp-content/plugins/wp-ultimate-csv-importer/wp-ultimate-csv-importer.php:648
Stack trace: 0 /www/my_website_name/public/wp-content/plugins/wp-ultimate-csv-importer/SmackcliHandler.php(18): Smackcoders\UCI\Core\loadbasic() 1 /www/my_website_name/public/wp-content/plugins/wp-ultimate-csv-importer/wp-ultimate-csv-importer.php(569): include_once(‘/www/my_website_name_…’) 2 /www/my_website_name/public/wp-settings.php(560): include_once(‘/www/my_website_name_…’) 3 phar:///usr/local/bin/wp/vendor/wp-cli/wp-cli/php/WP_CLI/Runner.php(1374): require(‘/www/my_website_name_…’) 4 phar:///usr/local/bin/wp/vendor/wp-cli/wp-cli/php/WP_CLI/Runner.php(1293): WP_CLI\Runner->load_wordpress() 5 phar:///usr/local/bin/wp/vendor/wp-cli/wp-cli/php/WP_CLI/Bootstrap/LaunchRunner.php(28): WP_CLI\Runner->start() 6 phar:///usr/local/bin/wp/vendor/wp-cli/wp-cli/php/bootstrap.php(84): WP_CLI\Bootstrap\LaunchRunner->process(Object(WP_CLI\Bootstrap\BootstrapState)) 7 phar:///usr/local/bin/wp/vendor/wp-cli/wp-cli/php/wp-cli.php(35): WP_CLI\bootstrap() 8 phar:///usr/local/bin/wp/php/boot-phar.php(20): include(‘phar:///usr/loc…’) 9 /usr/local/bin/wp(4): include(‘phar:///usr/loc…’) 10 {main}