SELECT B.bo_subject, N.bo_table, N.wr_id, DATE_FORMAT(N.bn_datetime, '%y.%c.%e(%k:%i)') as bn_datetime FROM g4_board_new N, g4_board B, g4_group G WHERE N.wr_id = N.wr_parent AND N.bo_table = B.bo_table AND G.gr_id = B.gr_id AND G.gr_subject <> '본당사무실' AND G.gr_subject <> 'banner' AND G.gr_subject <> '알림마당' AND B.bo_subject <> '관리상황실' AND B.bo_subject <> '커버스토리' AND B.bo_subject <> '오늘의축일' order by N.bn_datetime desc

1267 : Illegal mix of collations (euckr_korean_ci,IMPLICIT) and (utf8_general_ci,COERCIBLE) for operation '<>'

error file : /index2.php