select distinct wr_parent from g5_write_sharing_2 where ca_name = '%252525EB%2525258B%252525A4%252525ED%2525259A%2525258C%252525EB%252525AA%252525A8%252525EC%252525A7%25252591' and ((INSTR(LOWER(mb_id25252C1), LOWER('gongboocha7'))) ) and (wr_num between -82 and (-82 + 0))
1054 : Unknown column 'mb_id25252C1' in 'where clause'
error file : /bbs/board.php