Error page: /plus/search.php?keyword=2012++%E4%B8%80%E5%B0%8F%E4%BD%9C%E6%96%87%E8%8C%83%E6%96%87&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 '%2012%' OR CONCAT(arc.title,' ',arc.writer,' ',arc.keywords) like '%一小%' OR CONCAT(arc.title,' ',arc.writer,' ',arc.keywords) like '%作文%' OR CONCAT(arc.title,' ',arc.writer,' ',arc.keywords) like '%范文%' ) order by arc.sortrank desc limit 0,10

Error page: /plus/search.php?keyword=2012++%E4%B8%80%E5%B0%8F%E4%BD%9C%E6%96%87%E8%8C%83%E6%96%87&searchtype=titlekeyword

Error infos: MySQL server has gone away
Error sql: Select keyword,count From `w_search_keywords` where ( CONCAT(spwords,' ') like '%2012 %' Or CONCAT(spwords,' ') like '%一小 %' Or CONCAT(spwords,' ') like '%作文 %' Or CONCAT(spwords,' ') like '%范文 %' ) And Not(keyword like '2012 一小作文范文') order by lasttime desc limit 0,8;