受注管理で、ひとつの注文を変更しようとした所、以下の様なエラーが吐き出されました。
どうやら、お届け先の二つ目がうまく読み込めてなさそうなのですが、どの辺りを修正すればいいのかがあまり分からないため、
どなたかお教え願います。
宜しくお願い致します。


EC CUBE 2.11.4
DBサーバー PostgreSQL 8.1.21

▼▼▼ デバッグ情報ここから ▼▼▼
https://www.zzzzzzzzzzzzzz.jp/webstore/admin/order/edit.php??

SERVER_ADDR: □□.□□.□□□.□□
REMOTE_ADDR: □□□.□□.□□.□□□
USER_AGENT: Mozilla/5.0 (Macintosh; U; Intel Mac OS X 10_6_4; ja-jp) AppleWebKit/533.16 (KHTML, like Gecko) Version/5.0 Safari/533.16

/usr/home/zzzzzzz/html/webstore/admin/order/edit.php 34:LC_Page_Admin_Order_Edit_Ex->process
/usr/home/zzzzzzz/html/webstore/data/class_extends/page_extends/admin/order/LC_Page_Admin_Order_Edit_Ex.php 60:LC_Page_Admin_Order_Edit->process
/usr/home/zzzzzzz/html/webstore/data/class/pages/admin/order/LC_Page_Admin_Order_Edit.php 109:LC_Page_Admin_Order_Edit_Ex->action
/usr/home/zzzzzzz/html/webstore/data/class_extends/page_extends/admin/order/LC_Page_Admin_Order_Edit_Ex.php 73:LC_Page_Admin_Order_Edit->action
/usr/home/zzzzzzz/html/webstore/data/class/pages/admin/order/LC_Page_Admin_Order_Edit.php 165:LC_Page_Admin_Order_Edit_Ex->doRegister
/usr/home/zzzzzzz/html/webstore/data/class_extends/page_extends/admin/order/LC_Page_Admin_Order_Edit_Ex.php 98:LC_Page_Admin_Order_Edit->doRegister
/usr/home/zzzzzzz/html/webstore/data/class/pages/admin/order/LC_Page_Admin_Order_Edit.php 743:SC_Helper_Purchase->registerShipping
/usr/home/zzzzzzz/html/webstore/data/class/helper/SC_Helper_Purchase.php 694:SC_Query->insert
/usr/home/zzzzzzz/html/webstore/data/class/SC_Query.php 484:SC_Query->query
/usr/home/zzzzzzz/html/webstore/data/class/SC_Query.php 741:SC_Query->execute
/usr/home/zzzzzzz/html/webstore/data/class/SC_Query.php 909:trigger_error
▼▼▼ エラーメッセージ ▼▼▼
http://www.zzzzzzzzzzzzzz.jp/webstore/admin/order/edit.php?

SERVER_ADDR: □□.□□.□□□.□□
REMOTE_ADDR: □□□.□□.□□.□□□
USER_AGENT: Mozilla/5.0 (Macintosh; U; Intel Mac OS X 10_6_4; ja-jp) AppleWebKit/533.16 (KHTML, like Gecko) Version/5.0 Safari/533.16

SQL: INSERT INTO dtb_shipping(shipping_id,shipping_name01,shipping_name02,shipping_kana01,shipping_kana02,shipping_zip01,shipping_zip02,shipping_pref,shipping_addr01,shipping_addr02,shipping_tel01,shipping_tel02,shipping_tel03,time_id,shipping_date,deliv_id,shipping_time,order_id,create_date,update_date) VALUES ($1,$2,$3,$4,$5,$6,$7,$8,$9,$10,$11,$12,$13,$14,$15,$16,$17,$18,CURRENT_TIMESTAMP,CURRENT_TIMESTAMP)

PlaceHolder: array (
0 => '0',
1 => '',
2 => '',
3 => '',
4 => '',
5 => '',
6 => '',
7 => '',
8 => '',
9 => '',
10 => '',
11 => '',
12 => '',
13 => '',
14 => '',
15 => '3',
16 => NULL,
17 => '56',
)

MDB2 Error: constraint violation

_doQuery: [Error message: Could not execute statement]
[Last executed query: EXECUTE mdb2_statement_pgsql_1222b57a178f7f78c1b1ec77bb758fb40855e7526b ('0', NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL, '3', NULL, '56')]
[Native message: ERROR: duplicate key violates unique constraint "dtb_shipping_pkey"]


/usr/home/zzzzzzz/html/webstore/admin/order/edit.php 34:LC_Page_Admin_Order_Edit_Ex->process
/usr/home/zzzzzzz/html/webstore/data/class_extends/page_extends/admin/order/LC_Page_Admin_Order_Edit_Ex.php 60:LC_Page_Admin_Order_Edit->process
/usr/home/zzzzzzz/html/webstore/data/class/pages/admin/order/LC_Page_Admin_Order_Edit.php 109:LC_Page_Admin_Order_Edit_Ex->action
/usr/home/zzzzzzz/html/webstore/data/class_extends/page_extends/admin/order/LC_Page_Admin_Order_Edit_Ex.php 73:LC_Page_Admin_Order_Edit->action
/usr/home/zzzzzzz/html/webstore/data/class/pages/admin/order/LC_Page_Admin_Order_Edit.php 165:LC_Page_Admin_Order_Edit_Ex->doRegister
/usr/home/zzzzzzz/html/webstore/data/class_extends/page_extends/admin/order/LC_Page_Admin_Order_Edit_Ex.php 98:LC_Page_Admin_Order_Edit->doRegister
/usr/home/zzzzzzz/html/webstore/data/class/pages/admin/order/LC_Page_Admin_Order_Edit.php 743:SC_Helper_Purchase->registerShipping
/usr/home/zzzzzzz/html/webstore/data/class/helper/SC_Helper_Purchase.php 694:SC_Query->insert
/usr/home/zzzzzzz/html/webstore/data/class/SC_Query.php 484:SC_Query->query
/usr/home/zzzzzzz/html/webstore/data/class/SC_Query.php 741:SC_Query->execute
/usr/home/zzzzzzz/html/webstore/data/class/SC_Query.php 894:MDB2_Statement_Common->execute
/usr/home/zzzzzzz/html/webstore/data/module/MDB2.php 4152:MDB2_Statement_pgsql->_execute
/usr/home/zzzzzzz/html/webstore/data/module/MDB2/Driver/pgsql.php 1474:MDB2_Driver_pgsql->_doQuery
/usr/home/zzzzzzz/html/webstore/data/module/MDB2/Driver/pgsql.php 673:MDB2_Driver_Common->raiseError
/usr/home/zzzzzzz/html/webstore/data/module/MDB2.php 1497:PEAR->raiseError
/usr/home/zzzzzzz/html/webstore/data/module/PEAR.php 557:MDB2_Error->MDB2_Error
/usr/home/zzzzzzz/html/webstore/data/module/MDB2.php 1009:PEAR_Error->PEAR_Error
▲▲▲ エラーメッセージ ▲▲▲

▲▲▲ デバッグ情報ここまで ▲▲▲