Fatal error: Uncaught Elasticsearch\Common\Exceptions\NoNodesAvailableException: No alive nodes found in your cluster in /var/www/vhosts/pdf-downloads.net/httpdocs/vendor/elasticsearch/elasticsearch/src/Elasticsearch/ConnectionPool/StaticNoPingConnectionPool.php:64 Stack trace: #0 /var/www/vhosts/pdf-downloads.net/httpdocs/vendor/elasticsearch/elasticsearch/src/Elasticsearch/Transport.php(82): Elasticsearch\ConnectionPool\StaticNoPingConnectionPool->nextConnection() #1 /var/www/vhosts/pdf-downloads.net/httpdocs/vendor/elasticsearch/elasticsearch/src/Elasticsearch/Transport.php(99): Elasticsearch\Transport->getConnection() #2 /var/www/vhosts/pdf-downloads.net/httpdocs/vendor/elasticsearch/elasticsearch/src/Elasticsearch/Connections/Connection.php(289): Elasticsearch\Transport->performRequest() #3 /var/www/vhosts/pdf-downloads.net/httpdocs/vendor/react/promise/src/FulfilledPromise.php(28): Elasticsearch\Connections\Connection->Elasticsearch\Connections\{closure}() #4 /var/www/vhosts/pdf-downloads.net/httpdocs/vendor/ezimuel in /var/www/vhosts/pdf-downloads.net/httpdocs/vendor/elasticsearch/elasticsearch/src/Elasticsearch/ConnectionPool/StaticNoPingConnectionPool.php on line 64