Solr HTTP Error 7: 'Couldn't connect to server' <br><pre>#0 /home/biddi2016/biddi.com/app/library/biddiSolr.php(300): SolrClient->query(Object(SolrQuery))
#1 /home/biddi2016/biddi.com/app/controllers/ProductController.php(112): BiddiApi\biddiSolr->moreLikeThis('item_category_p...', '138536', true, 36)
#2 [internal function]: ProductController->getAction('set-necklace-wi...', '138536')
#3 [internal function]: Phalcon\Dispatcher->callActionMethod(Object(ProductController), 'getAction', Array)
#4 [internal function]: Phalcon\Dispatcher->dispatch()
#5 /home/biddi2016/biddi.com/public/index.php(59): Phalcon\Mvc\Application->handle()
#6 {main}</pre>