Fatal error: Uncaught Symfony\Component\DependencyInjection\Exception\InvalidArgumentException: Expected to find class "BK2K\BootstrapPackage\Backend\ToolbarItem\VersionToolbarItem" in file "/usr/www/users/fhsadmin/www_fhs_dev1_202603/typo3conf/ext/bootstrap_package/Classes/Backend/ToolbarItem/VersionToolbarItem.php" while importing services from resource "../Classes/*", but it was not found! Check the namespace prefix used with the resource. in /usr/www/users/fhsadmin/typo3_src-13.4.26/vendor/symfony/dependency-injection/Loader/FileLoader.php:365 Stack trace: #0 /usr/www/users/fhsadmin/typo3_src-13.4.26/vendor/symfony/dependency-injection/Loader/FileLoader.php(129): Symfony\Component\DependencyInjection\Loader\FileLoader->findClasses() #1 /usr/www/users/fhsadmin/typo3_src-13.4.26/vendor/symfony/dependency-injection/Loader/YamlFileLoader.php(711): Symfony\Component\DependencyInjection\Loader\FileLoader->registerClasses() #2 /usr/www/users/fhsadmin/typo3_src-13.4.26/vendor/symfony/dependency-injection/Loader/YamlFileLoader.php(259): Symfony\Component\DependencyInjection\Loader\YamlFileLoader->parseDefinition() #3 /usr/www/users/fhsadmin/typo3_src-13.4.26/vendor/symfony/dependency-injection/Loader/YamlFileLoader.php(182): Symfony\Component\DependencyInjection\Loader\YamlFileLoader->parseDefinitions() #4 /usr/www/users/fhsadmin/typo3_src-13.4.26/vendor/symfony/dependency-injection/Loader/YamlFileLoader.php(134): Symfony\Component\DependencyInjection\Loader\YamlFileLoader->loadContent() #5 /usr/www/users/fhsadmin/typo3_src-13.4.26/typo3/sysext/core/Classes/DependencyInjection/ContainerBuilder.php(130): Symfony\Component\DependencyInjection\Loader\YamlFileLoader->load() #6 /usr/www/users/fhsadmin/typo3_src-13.4.26/typo3/sysext/core/Classes/DependencyInjection/ContainerBuilder.php(85): TYPO3\CMS\Core\DependencyInjection\ContainerBuilder->buildContainer() #7 /usr/www/users/fhsadmin/typo3_src-13.4.26/typo3/sysext/core/Classes/Core/Bootstrap.php(131): TYPO3\CMS\Core\DependencyInjection\ContainerBuilder->createDependencyInjectionContainer() #8 /usr/www/users/fhsadmin/www_fhs_dev1_202603/index.php(24): TYPO3\CMS\Core\Core\Bootstrap::init() #9 /usr/www/users/fhsadmin/www_fhs_dev1_202603/index.php(25): {closure:/usr/www/users/fhsadmin/www_fhs_dev1_202603/index.php:21}() #10 {main} thrown in /usr/www/users/fhsadmin/typo3_src-13.4.26/vendor/symfony/dependency-injection/Loader/FileLoader.php on line 365