Solr is already up and accessible from browser and within the drupal server but when connected through proper drupal admin settings, it says cannot connect to server. Solution is to create solr core. See https://ismael.casimpan.com/quicktasks-solr/post/create-solr-core-with-config/ or …

In the example below, "drupal_solr_conf" is in /var/www/sites/example.com 1sudo su solr 2cd /var/www/sites/example.com 3/opt/solr/bin/solr create_core -c upd_event -d drupal_solr_conf

1icasimpan@example.local:/opt/solr/bin$ sudo su solr -s /bin/bash 2solr@example.local:/opt/solr-6.6.2/bin$ /opt/solr/bin/solr create -c sample -p 8983 34Copying configuration to new core instance directory: 5/var/solr/data/sample 67Creating new core 'sample' using command: …

1$config['search_api.server.solr_events']['backend_config']['connector_config']['host'] = '68.193.132.102'; 2$config['search_api.server.solr_events']['backend_config']['connector_config']['port'] = '8983'; …

In Drupal Admin, do the following: Config > Search and Metadata > Search API Click on the index name (e.g. Events) Image not found a.warning-link { color: inherit !important; font-weight: inherit !important; text-decoration: underline !important; border-bottom: none !important; } Web path: …

1cd /opt/solr/bin 2./solr delete -c <solr_core_name>