The application could not run because of the following error:
#0 /var/www/vhosts/rockingstone.nl/httpdocs/vendor/elasticsearch/elasticsearch/src/Elasticsearch/Transport.php(72): Elasticsearch\ConnectionPool\StaticNoPingConnectionPool->nextConnection() #1 /var/www/vhosts/rockingstone.nl/httpdocs/vendor/elasticsearch/elasticsearch/src/Elasticsearch/Transport.php(90): Elasticsearch\Transport->getConnection() #2 /var/www/vhosts/rockingstone.nl/httpdocs/vendor/elasticsearch/elasticsearch/src/Elasticsearch/Connections/Connection.php(240): Elasticsearch\Transport->performRequest('GET', '/products/produ...', Array, '{"from":50,"siz...', Array) #3 /var/www/vhosts/rockingstone.nl/httpdocs/vendor/react/promise/src/FulfilledPromise.php(25): Elasticsearch\Connections\Connection->Elasticsearch\Connections\{closure}(Array) #4 /var/www/vhosts/rockingstone.nl/httpdocs/vendor/guzzlehttp/ringphp/src/Future/CompletedFutureValue.php(55): React\Promise\FulfilledPromise->then(Object(Closure), NULL, NULL) #5 /var/www/vhosts/rockingstone.nl/httpdocs/vendor/guzzlehttp/ringphp/src/Core.php(341): GuzzleHttp\Ring\Future\CompletedFutureValue->then(Object(Closure), NULL, NULL) #6 /var/www/vhosts/rockingstone.nl/httpdocs/vendor/elasticsearch/elasticsearch/src/Elasticsearch/Connections/Connection.php(294): GuzzleHttp\Ring\Core::proxy(Object(GuzzleHttp\Ring\Future\CompletedFutureArray), Object(Closure)) #7 /var/www/vhosts/rockingstone.nl/httpdocs/vendor/elasticsearch/elasticsearch/src/Elasticsearch/Connections/Connection.php(171): Elasticsearch\Connections\Connection->Elasticsearch\Connections\{closure}(Array, Object(Elasticsearch\Connections\Connection), Object(Elasticsearch\Transport), Array) #8 /var/www/vhosts/rockingstone.nl/httpdocs/vendor/elasticsearch/elasticsearch/src/Elasticsearch/Transport.php(106): Elasticsearch\Connections\Connection->performRequest('GET', '/products/produ...', Array, '{"from":50,"siz...', Array, Object(Elasticsearch\Transport)) #9 /var/www/vhosts/rockingstone.nl/httpdocs/vendor/elasticsearch/elasticsearch/src/Elasticsearch/Client.php(1578): Elasticsearch\Transport->performRequest('GET', '/products/produ...', Array, Array, Array) #10 /var/www/vhosts/rockingstone.nl/httpdocs/vendor/elasticsearch/elasticsearch/src/Elasticsearch/Client.php(952): Elasticsearch\Client->performRequest(Object(Elasticsearch\Endpoints\Search)) #11 /var/www/vhosts/rockingstone.nl/httpdocs/src/Models/Mappers/ProductResultsetElasticMapper.php(163): Elasticsearch\Client->search(Array) #12 /var/www/vhosts/rockingstone.nl/httpdocs/src/Controllers/ProductController.php(304): App\Models\Mappers\ProductResultsetElasticMapper->getBySubCatagory('Paper', 'Marbled paper', 50, 10) #13 [internal function]: App\Controllers\ProductController->paperSubCatagoryIndex(Object(Slim\Http\Request), Object(Slim\Http\Response), Array) #14 /var/www/vhosts/rockingstone.nl/httpdocs/vendor/slim/slim/Slim/Handlers/Strategies/RequestResponse.php(41): call_user_func(Array, Object(Slim\Http\Request), Object(Slim\Http\Response), Array) #15 /var/www/vhosts/rockingstone.nl/httpdocs/vendor/slim/slim/Slim/Route.php(344): Slim\Handlers\Strategies\RequestResponse->__invoke(Array, Object(Slim\Http\Request), Object(Slim\Http\Response), Array) #16 /var/www/vhosts/rockingstone.nl/httpdocs/vendor/slim/slim/Slim/MiddlewareAwareTrait.php(117): Slim\Route->__invoke(Object(Slim\Http\Request), Object(Slim\Http\Response)) #17 /var/www/vhosts/rockingstone.nl/httpdocs/vendor/slim/slim/Slim/Route.php(316): Slim\Route->callMiddlewareStack(Object(Slim\Http\Request), Object(Slim\Http\Response)) #18 /var/www/vhosts/rockingstone.nl/httpdocs/vendor/slim/slim/Slim/App.php(479): Slim\Route->run(Object(Slim\Http\Request), Object(Slim\Http\Response)) #19 /var/www/vhosts/rockingstone.nl/httpdocs/src/Middleware/ValidationErrorsMiddleware.php(17): Slim\App->__invoke(Object(Slim\Http\Request), Object(Slim\Http\Response)) #20 [internal function]: App\Middleware\ValidationErrorsMiddleware->__invoke(Object(Slim\Http\Request), Object(Slim\Http\Response), Object(Slim\App)) #21 /var/www/vhosts/rockingstone.nl/httpdocs/vendor/slim/slim/Slim/DeferredCallable.php(43): call_user_func_array(Object(App\Middleware\ValidationErrorsMiddleware), Array) #22 [internal function]: Slim\DeferredCallable->__invoke(Object(Slim\Http\Request), Object(Slim\Http\Response), Object(Slim\App)) #23 /var/www/vhosts/rockingstone.nl/httpdocs/vendor/slim/slim/Slim/MiddlewareAwareTrait.php(70): call_user_func(Object(Slim\DeferredCallable), Object(Slim\Http\Request), Object(Slim\Http\Response), Object(Slim\App)) #24 /var/www/vhosts/rockingstone.nl/httpdocs/src/Middleware/OldInputMiddleware.php(16): Slim\App->Slim\{closure}(Object(Slim\Http\Request), Object(Slim\Http\Response)) #25 [internal function]: App\Middleware\OldInputMiddleware->__invoke(Object(Slim\Http\Request), Object(Slim\Http\Response), Object(Closure)) #26 /var/www/vhosts/rockingstone.nl/httpdocs/vendor/slim/slim/Slim/DeferredCallable.php(43): call_user_func_array(Object(App\Middleware\OldInputMiddleware), Array) #27 [internal function]: Slim\DeferredCallable->__invoke(Object(Slim\Http\Request), Object(Slim\Http\Response), Object(Closure)) #28 /var/www/vhosts/rockingstone.nl/httpdocs/vendor/slim/slim/Slim/MiddlewareAwareTrait.php(70): call_user_func(Object(Slim\DeferredCallable), Object(Slim\Http\Request), Object(Slim\Http\Response), Object(Closure)) #29 /var/www/vhosts/rockingstone.nl/httpdocs/vendor/slim/csrf/src/Guard.php(171): Slim\App->Slim\{closure}(Object(Slim\Http\Request), Object(Slim\Http\Response)) #30 [internal function]: Slim\Csrf\Guard->__invoke(Object(Slim\Http\Request), Object(Slim\Http\Response), Object(Closure)) #31 /var/www/vhosts/rockingstone.nl/httpdocs/vendor/slim/slim/Slim/DeferredCallable.php(43): call_user_func_array(Object(Slim\Csrf\Guard), Array) #32 [internal function]: Slim\DeferredCallable->__invoke(Object(Slim\Http\Request), Object(Slim\Http\Response), Object(Closure)) #33 /var/www/vhosts/rockingstone.nl/httpdocs/vendor/slim/slim/Slim/MiddlewareAwareTrait.php(70): call_user_func(Object(Slim\DeferredCallable), Object(Slim\Http\Request), Object(Slim\Http\Response), Object(Closure)) #34 /var/www/vhosts/rockingstone.nl/httpdocs/vendor/slim/slim/Slim/MiddlewareAwareTrait.php(117): Slim\App->Slim\{closure}(Object(Slim\Http\Request), Object(Slim\Http\Response)) #35 /var/www/vhosts/rockingstone.nl/httpdocs/vendor/slim/slim/Slim/App.php(370): Slim\App->callMiddlewareStack(Object(Slim\Http\Request), Object(Slim\Http\Response)) #36 /var/www/vhosts/rockingstone.nl/httpdocs/vendor/slim/slim/Slim/App.php(295): Slim\App->process(Object(Slim\Http\Request), Object(Slim\Http\Response)) #37 /var/www/vhosts/rockingstone.nl/httpdocs/public/index.php(160): Slim\App->run() #38 {main}