Fatal error: Uncaught Solarium\Exception\HttpException: Solr HTTP error: OK (400) { "error":{ "metadata":[ "error-class","org.apache.solr.common.SolrException", "root-error-class","org.apache.solr.parser.ParseException"], "msg":"org.apache.solr.search.SyntaxError: Cannot parse '(title:(**) \r\n OR publisher:(**) \r\n OR issn:() \r\n OR topic:(**) \r\n OR language:(**))': Encountered \" \")\" \") \"\" at line 1, column 75.\nWas expecting one of:\n <NOT> ...\n \"+\" ...\n \"-\" ...\n <BAREOPER> ...\n \"(\" ...\n \"*\" ...\n <QUOTED> ...\n <TERM> ...\n <PREFIXTERM> ...\n <WILDTERM> ...\n <REGEXPTERM> ...\n \"[\" ...\n \"{\" ...\n <LPARAMS> ...\n \"filter(\" ...\n <NUMBER> ...\n <TERM> ...\n ", "code":400}} in /opt/indcat/Solarium/library/Solarium/Core/Query/Result/Result.php:104 Stack trace: #0 /opt/indcat/Solarium/library/Solarium/Core/Client/Client.php(736): Solarium\Core\Query\Result in /opt/indcat/Solarium/library/Solarium/Core/Query/Result/Result.php on line 104