EC-CUBEでネットショップを製作中です。
プラグインをダウンロードし管理画面から有効にしたところ
管理画面にもショップページにも「システムエラーが発生しました。大変お手数ですが、サイト管理者までご連絡ください。」
と出てしまいました。

色々と調べてみましたが素人なのでさっぱりわかりません。
お手数ですがご教授頂けますようお願い致します。

FTPを少し触れるくらいでプログラミングに関してはさっぱりです。。。

2014/10/22 16:52:35 [/shop/admin/index.php] Fatal error(E_USER_ERROR): DB処理でエラーが発生しました。

SQL: [SELECT * FROM dtb_plugin_hookpoint WHERE plugin_id = ? AND use_flg = 1 ]
MDB2 Error: no such field
_doQuery:
[Error message: Could not execute statement]
[Last executed query: PREPARE mdb2_statement_mysql_5bd9d56b812eab9f6e2262511107b8bd4cfbc61c4
FROM 'SELECT * FROM dtb_plugin_hookpoint WHERE plugin_id = ? AND use_flg = 1 ']
[Native code: 1054]
[Native message: Unknown column 'use_flg' in 'where clause']

on [/usr/local/pem/vhosts/110999/webspace/siteapps/EcCube-6964/htdocs/data/class/SC_Query.php(1087)]
from 202.239.241.235
login_id = ()[59c79f00259d9a12d80cd9afe7ffac36]
/usr/local/pem/vhosts/110999/webspace/siteapps/EcCube-6964/htdocs/admin/index.php(23):
require_once
/usr/local/pem/vhosts/110999/webspace/siteapps/EcCube-6964/htdocs/admin/require.php(32):
require_once
/usr/local/pem/vhosts/110999/webspace/siteapps/EcCube-6964/htdocs/data/require_base.php(51):
SC_Helper_Session->adminAuthorization
/usr/local/pem/vhosts/110999/webspace/siteapps/EcCube-6964/htdocs/data/class/helper/SC_Helper_Session.php(237):
spl_autoload_call
(): SC_ClassAutoloader::autoload
/usr/local/pem/vhosts/110999/webspace/siteapps/EcCube-6964/htdocs/data/class/SC_ClassAutoloader.php(70):
SC_Helper_Plugin::getSingletonInstance
/usr/local/pem/vhosts/110999/webspace/siteapps/EcCube-6964/htdocs/data/class/helper/SC_Helper_Plugin.php(102):
SC_Helper_Plugin->load
/usr/local/pem/vhosts/110999/webspace/siteapps/EcCube-6964/htdocs/data/class/helper/SC_Helper_Plugin.php(53):
SC_Plugin_Util->getEnablePlugin
/usr/local/pem/vhosts/110999/webspace/siteapps/EcCube-6964/htdocs/data/class/plugin/SC_Plugin_Util.php(47):
SC_Plugin_Util->getPluginHookPoint
/usr/local/pem/vhosts/110999/webspace/siteapps/EcCube-6964/htdocs/data/class/plugin/SC_Plugin_Util.php(169):
SC_Query->select
/usr/local/pem/vhosts/110999/webspace/siteapps/EcCube-6964/htdocs/data/class/SC_Query.php(176):
SC_Query->getAll
/usr/local/pem/vhosts/110999/webspace/siteapps/EcCube-6964/htdocs/data/class/SC_Query.php(296):
SC_Query->prepare
/usr/local/pem/vhosts/110999/webspace/siteapps/EcCube-6964/htdocs/data/class/SC_Query.php(1016):
SC_Query->error
/usr/local/pem/vhosts/110999/webspace/siteapps/EcCube-6964/htdocs/data/class/SC_Query.php(1087): trigger_error


[EC-CUBE] 2.13.1
[PHP] PHP 4.2.0

よろしくお願い致します