Error page: /plus/search.php?keyword=%E6%96%B0%E9%97%BB%E5%87%BA%E7%89%88%E5%AD%A6%E4%B8%93%E7%A7%91&searchtype=titlekeyword

Error infos: MySQL server has gone away
Error sql: Select arc.*,act.typedir,act.typename,act.isdefault,act.defaultname,act.namerule, act.namerule2,act.ispart,act.moresite,act.siteurl,act.sitepath from `w_archives` arc left join `w_arctype` act on arc.typeid=act.id where arc.arcrank > -1 And ( CONCAT(arc.title,' ',arc.writer,' ',arc.keywords) like '%新聞出版%' OR CONCAT(arc.title,' ',arc.writer,' ',arc.keywords) like '%學(xué)%' OR CONCAT(arc.title,' ',arc.writer,' ',arc.keywords) like '%?？?' ) order by arc.sortrank desc limit 0,10

Error page: /plus/search.php?keyword=%E6%96%B0%E9%97%BB%E5%87%BA%E7%89%88%E5%AD%A6%E4%B8%93%E7%A7%91&searchtype=titlekeyword

Error infos: MySQL server has gone away
Error sql: Select keyword,count From `w_search_keywords` where ( CONCAT(spwords,' ') like '%新聞出版 %' Or CONCAT(spwords,' ') like '%學(xué) %' Or CONCAT(spwords,' ') like '%專科 %' ) And Not(keyword like '新聞出版學(xué)?？?) order by lasttime desc limit 0,8;