박사공인중개사사무소

select wr_id, wr_subject from g4_write_land where wr_is_comment = 0 and wr_num = '-30559' and wr_reply < '' and ((INSTR(LOWER(mb_id%2C1), LOWER('khong1221'))) ) order by wr_num desc, wr_reply desc limit 1

1054 : Unknown column '2C1' in 'where clause'

error file : /m/bbs/board.php