Someone help what is wrong with my query the feedback that I got said "remember that the outer query you can only use the column names that are in the your select statement of your subquery. You currently have two fields member_id and m that be used in your outer query."

81/ Month by month growth for LetsMett in 2017. / 82 - SELECT 83 month(joined) as month, 84 COUNT (month(joined)) as c 85 FROM 89 FROM 90 grp_member 91 WHERE year (joined) =2017 92 GROUP BY member_id) as table_1 93 GROUP BY month; 94