MySQL Query : SELECT COUNT(*) as count FROM (SELECT count(tagid) as num,A.keyword,B.tagid FROM `v9_keyword` as A,`v9_keyword_data` as B where A.id = B.tagid and A.keyword != '' GROUP BY `tagid` order by num desc) T MySQL Error : MySQL server has gone away MySQL Errno : 2006 Message : MySQL server has gone away Need Help?