CI 시작 한지 한달된 초보입니다.

그동안 크롬에서만 작업을 하다가

익스플로러에서 테스트 중인데요

DB가 두번씩 실행 되는 문제가 생겨 이렇게 자문을 구합니다. ㅜㅜ

크롬, 파폭, 사파리에서는 정상인데 익스에서만 이러네요

DEBUG - 2016-04-29 12:51:05 --> Config Class Initialized
DEBUG - 2016-04-29 12:51:05 --> Hooks Class Initialized
DEBUG - 2016-04-29 12:51:05 --> Utf8 Class Initialized
DEBUG - 2016-04-29 12:51:05 --> UTF-8 Support Enabled
DEBUG - 2016-04-29 12:51:05 --> URI Class Initialized
DEBUG - 2016-04-29 12:51:05 --> Router Class Initialized
DEBUG - 2016-04-29 12:51:05 --> Output Class Initialized
DEBUG - 2016-04-29 12:51:05 --> Security Class Initialized
DEBUG - 2016-04-29 12:51:05 --> Input Class Initialized
DEBUG - 2016-04-29 12:51:05 --> Global POST and COOKIE data sanitized
DEBUG - 2016-04-29 12:51:05 --> Language Class Initialized
DEBUG - 2016-04-29 12:51:05 --> Config Class Initialized
DEBUG - 2016-04-29 12:51:05 --> Hooks Class Initialized
DEBUG - 2016-04-29 12:51:05 --> Utf8 Class Initialized
DEBUG - 2016-04-29 12:51:05 --> UTF-8 Support Enabled
DEBUG - 2016-04-29 12:51:05 --> URI Class Initialized
DEBUG - 2016-04-29 12:51:05 --> Loader Class Initialized
DEBUG - 2016-04-29 12:51:05 --> Router Class Initialized
DEBUG - 2016-04-29 12:51:05 --> Helper loaded: url_helper
DEBUG - 2016-04-29 12:51:05 --> Output Class Initialized
DEBUG - 2016-04-29 12:51:05 --> Security Class Initialized
DEBUG - 2016-04-29 12:51:05 --> Input Class Initialized
DEBUG - 2016-04-29 12:51:05 --> Global POST and COOKIE data sanitized
DEBUG - 2016-04-29 12:51:05 --> Language Class Initialized
DEBUG - 2016-04-29 12:51:05 --> Database Driver Class Initialized
DEBUG - 2016-04-29 12:51:05 --> Loader Class Initialized
DEBUG - 2016-04-29 12:51:05 --> Helper loaded: url_helper
DEBUG - 2016-04-29 12:51:05 --> Session Class Initialized
DEBUG - 2016-04-29 12:51:05 --> Helper loaded: string_helper
DEBUG - 2016-04-29 12:51:05 --> Session routines successfully run
DEBUG - 2016-04-29 12:51:05 --> Controller Class Initialized
DEBUG - 2016-04-29 12:51:05 --> Config file loaded: application/config/production/he_config.php
DEBUG - 2016-04-29 12:51:05 --> File loaded: application/views/common/head.php
INFO  - 2016-04-29 12:51:05 --> head1
DEBUG - 2016-04-29 12:51:05 --> Database Driver Class Initialized
DEBUG - 2016-04-29 12:51:05 --> Helper loaded: form_helper
DEBUG - 2016-04-29 12:51:05 --> Form Validation Class Initialized
INFO  - 2016-04-29 12:51:05 --> head2
DEBUG - 2016-04-29 12:51:05 --> Language file loaded: language/english/form_validation_lang.php
INFO  - 2016-04-29 12:51:05 --> 3
DEBUG - 2016-04-29 12:51:05 --> Session Class Initialized
DEBUG - 2016-04-29 12:51:05 --> Helper loaded: string_helper
DEBUG - 2016-04-29 12:51:05 --> Session routines successfully run
DEBUG - 2016-04-29 12:51:05 --> Controller Class Initialized
DEBUG - 2016-04-29 12:51:05 --> Config file loaded: application/config/production/he_config.php
DEBUG - 2016-04-29 12:51:05 --> File loaded: application/views/common/head.php
INFO  - 2016-04-29 12:51:05 --> head1
DEBUG - 2016-04-29 12:51:05 --> Helper loaded: form_helper
DEBUG - 2016-04-29 12:51:05 --> Form Validation Class Initialized
INFO  - 2016-04-29 12:51:05 --> head2
DEBUG - 2016-04-29 12:51:05 --> Language file loaded: language/english/form_validation_lang.php
INFO  - 2016-04-29 12:51:05 --> 3
INFO  - 2016-04-29 12:51:05 --> ===>user_model 객체 로드
DEBUG - 2016-04-29 12:51:05 --> Model Class Initialized
DEBUG - 2016-04-29 12:51:05 --> Model Class Initialized
INFO  - 2016-04-29 12:51:05 --> ===>회원가입 메소드 호출
INFO  - 2016-04-29 12:51:05 --> 모델1
INFO  - 2016-04-29 12:51:05 --> 모델2
INFO  - 2016-04-29 12:51:05 --> db_insert_id값===>5
INFO  - 2016-04-29 12:51:05 --> ===>user_model 객체 로드
DEBUG - 2016-04-29 12:51:05 --> Model Class Initialized
DEBUG - 2016-04-29 12:51:05 --> Model Class Initialized
INFO  - 2016-04-29 12:51:05 --> ===>회원가입 메소드 호출
INFO  - 2016-04-29 12:51:05 --> 모델1
DEBUG - 2016-04-29 12:51:05 --> DB Transaction Failure
ERROR - 2016-04-29 12:51:05 --> Query error: Duplicate entry 'x32323' for key 'userid'
DEBUG - 2016-04-29 12:51:05 --> Language file loaded: language/english/db_lang.php