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  • Notice: Undefined variable: http_response_header in Apache_Solr_Service->_sendRawGet() (line 336 of /var/www/html/drupal7/sites/all/modules/islandora_solr_search/SolrPhpClient/Apache/Solr/Service.php).
  • Error searching Solr index "0" Status: Communication Error
Error searching Solr index.