Fatal error: Uncaught RuntimeException: The option $TYPO3_CONF_VARS[SYS][displayErrors] is not set to "-1", "0" or "1". in /kunden/449897_70794/rp-hosting/5155003/6155003/typo3cms/typo3_src-8.7.8/typo3/sysext/core/Classes/Core/Bootstrap.php:660 Stack trace: #0 /kunden/449897_70794/rp-hosting/5155003/6155003/typo3cms/typo3_src-8.7.8/typo3/sysext/core/Classes/Core/Bootstrap.php(402): TYPO3\CMS\Core\Core\Bootstrap->initializeErrorHandling() #1 /kunden/449897_70794/rp-hosting/5155003/6155003/typo3cms/typo3_src-8.7.8/typo3/sysext/core/Classes/Core/Bootstrap.php(175): TYPO3\CMS\Core\Core\Bootstrap->loadConfigurationAndInitialize() #2 /kunden/449897_70794/rp-hosting/5155003/6155003/typo3cms/typo3_src-8.7.8/typo3/sysext/frontend/Classes/Http/Application.php(69): TYPO3\CMS\Core\Core\Bootstrap->configure() #3 /kunden/449897_70794/rp-hosting/5155003/6155003/typo3cms/typo3_src-8.7.8/typo3/sysext/frontend/Resources/Private/Php/frontend.php(23): TYPO3\CMS\Frontend\Http\Application->__construct(Object(Composer\Autoload\ClassLoader)) #4 in /kunden/449897_70794/rp-hosting/5155003/6155003/typo3cms/typo3_src-8.7.8/typo3/sysext/core/Classes/Core/Bootstrap.php on line 660