Fatal error: Uncaught Error: Call to undefined function extension_loaded() in /var/www/typo3_src-11.5.32/vendor/symfony/polyfill-mbstring/bootstrap80.php:131
Stack trace:
#0 /var/www/typo3_src-11.5.32/vendor/symfony/polyfill-mbstring/bootstrap.php(15): require()
#1 /var/www/typo3_src-11.5.32/vendor/composer/autoload_real.php(41): require('...')
#2 /var/www/typo3_src-11.5.32/vendor/composer/autoload_real.php(45): {closure}()
#3 /var/www/typo3_src-11.5.32/vendor/autoload.php(25): ComposerAutoloaderInitd0f990e1b8f0cf85f2ae1c7caf24ce4f::getLoader()
#4 /var/www/typo3_src-11.5.32/index.php(18): require('...')
#5 /var/www/typo3_src-11.5.32/index.php(21): {closure}()
#6 {main}
thrown in /var/www/typo3_src-11.5.32/vendor/symfony/polyfill-mbstring/bootstrap80.php on line 131