select * from g4_member where mb_id = TRIM('gganari')

1267 : Illegal mix of collations (latin1_swedish_ci,IMPLICIT) and (euckr_korean_ci,COERCIBLE) for operation '='

error file : /kscuba/gnuboard4/bbs/login_check.php 또

회원가입폼에서 notfound 'iconv'or 'mbstring' library in server 오류가 뜨면서 가입도 안됩니다.
흠 ㅠㅠ