select distinct wr_parent from g5_write_intro where ((INSTR(wr_subject, '광복동') or INSTR(wr_content, '광복동')) ) and (wr_num between -6 and (-6 + 10000)) order by wr_num, wr_reply limit 0, 15

3065 : Expression #1 of ORDER BY clause is not in SELECT list, references column 'bctf.g5_write_intro.wr_num' which is not in SELECT list; this is incompatible with DISTINCT

error file : /g5/bbs/board.php