select distinct wr_parent from g4_write_s1_school where ((INSTR(wr_6, 'ë² ìŠ¤íŠ\¸')) ) and (wr_num between '-115' and '9885')
1267 : Illegal mix of collations (utf8_general_ci,IMPLICIT) and (euckr_korean_ci,COERCIBLE) for operation 'locate'
error file : /public_html/main/bbs/board.php