Warning: require(/var/www/clients/client1/web107/web/vendor/composer/../symfony/polyfill-mbstring/bootstrap.php): Failed to open stream: No such file or directory in /var/www/clients/client1/web107/web/vendor/composer/autoload_real.php on line 43

Fatal error: Uncaught Error: Failed opening required '/var/www/clients/client1/web107/web/vendor/composer/../symfony/polyfill-mbstring/bootstrap.php' (include_path='/var/www/clients/client1/web107/web/vendor/pear/archive_tar:/var/www/clients/client1/web107/web/vendor/pear/console_getopt:/var/www/clients/client1/web107/web/vendor/pear/net_url2:/var/www/clients/client1/web107/web/vendor/pear/pear-core-minimal/src:/var/www/clients/client1/web107/web/vendor/pear/pear_exception:.:/usr/share/php') in /var/www/clients/client1/web107/web/vendor/composer/autoload_real.php:43 Stack trace: #0 /var/www/clients/client1/web107/web/vendor/composer/autoload_real.php(47): {closure}() #1 /var/www/clients/client1/web107/web/vendor/autoload.php(25): ComposerAutoloaderInit66191ecd5aa515fed4b82524abad56bf::getLoader() #2 /var/www/clients/client1/web107/web/vendor/autoload_runtime.php(5): require_once('...') #3 /var/www/clients/client1/web107/web/public/index.php(10): require_once('...') #4 {main} thrown in /var/www/clients/client1/web107/web/vendor/composer/autoload_real.php on line 43