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Fatal error: Uncaught TypeError: curl_setopt(): The CURLOPT_HTTPHEADER option must have an array value in /usr/www/users/diebsv/typo3_prod/releases/258/public/event-proxy/src/classes/CurlProxy.php:21 Stack trace: #0 /usr/www/users/diebsv/typo3_prod/releases/258/public/event-proxy/src/classes/CurlProxy.php(21): curl_setopt() #1 /usr/www/users/diebsv/typo3_prod/releases/258/public/event-proxy/src/classes/EventListRenderer.php(116): CurlProxy::getTemplate() #2 /usr/www/users/diebsv/typo3_prod/releases/258/public/event-proxy/event-list.php(15): EventListRenderer->renderFullListPage() #3 {main} thrown in /usr/www/users/diebsv/typo3_prod/releases/258/public/event-proxy/src/classes/CurlProxy.php on line 21