Database error with query = select SQL_CALC_FOUND_ROWS main.id, main.qf as quality_factor, main.qf* round(sphinx_main.weight,3) as relevance, weight from main join sphinx_main on sphinx_main.id=main.serial where NOT(frontMatter = '1') and query='Timothy D. Wilson~;sort=extended:@weight desc;filter=pro_att,1;mode=extended;maxmatches=1000;limit=1000;index=main_idx_rt,main_idx_stemmed_rt;indexweights=main_idx_rt,1,main_idx_stemmed_rt,3;ranker=expr:pow(doc_word_count/query_word_count,4) * sum(sum_idf*lcs*pow(1.2,min_best_span_pos<=2)*pow(0.8,min_best_span_pos>=6) * user_weight*1000)/(max_lcs*1.2) * 1000;weights=authors,100,title,100,descriptors,9,author_abstract,10,source,0,date,100,lang,0,categories,0,format,0,pubtype,0' and weight>0 group by main.id order by relevance*main.qf desc, main.id asc limit 50 at /home/xpapers/lib/xPapers/Query.pm line 178. Stack: [/usr/local/share/perl/5.26.1/CGI/Carp.pm:361] [/usr/local/share/perl/5.26.1/CGI/Carp.pm:453] [/home/xpapers/lib/xPapers/Query.pm:178] [/home/xpapers/assets/mason/search.pl:615] [/home/xpapers/assets/mason/autosense.pl:81] [/home/xpapers/assets/mason/autohandler:618]