Fatal error: Uncaught exception 'Exception' with message '"400" Status: Query parsing error: Cannot parse '+()': Encountered ")" at line 1, column 2. Was expecting one of: <NOT> ...' in /home/restrnt/lib/Apache/Solr/Service.php:277 Stack trace: #0 /home/restrnt/lib/Apache/Solr/Service.php(881): Apache_Solr_Service->_sendRawGet('http://localhos...') #1 /home/restrnt/public_html/restaurants/search.php(232): Apache_Solr_Service->search('+()', '0', 10, Array) #2 /home/restrnt/public_html/restaurants/search.php(366): SolrSearch->search('+()', 'alpha_order asc', '0', 10) #3 {main} thrown in /home/restrnt/lib/Apache/Solr/Service.php on line 277