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Fatal error: require(): Failed opening required '/kunden/250854_70794/rp-hosting/10779/11779/typo3cms/typo3_src-10.4.21/vendor/autoload.php' (include_path='.:/usr/local/lib/php') in /kunden/250854_70794/rp-hosting/10779/11779/typo3cms/typo3_src-10.4.21/index.php on line 23