Title: WordPress database error Duplicate column Last modified: November 21, 2022 --- # WordPress database error Duplicate column * [rice](https://wordpress.org/support/users/kminowa/) * (@kminowa) * [3 years, 6 months ago](https://wordpress.org/support/topic/wordpress-database-error-duplicate-column/) * 開発お疲れ様です。 活用させて頂いて居ます。 * デバッグモードでエラーが出ましたので投稿させていただきます。 よろしくお願いい たします。 * Pz-LinkCard 2.4.7 WordPress 6.1.1 PHP 7.4.33 SAPI apache2handler データベース 5.5.5-10.1.37-MariaDB * [21-Nov-2022 15:48:06 UTC] WordPress database error Duplicate column name ‘id’ for query ALTER TABLE d_wptemp_pz_linkcard ADD COLUMN id BIGINT UNSIGNED NOT NULL AUTO_INCREMENT made by Language_Pack_Upgrader->bulk_upgrade, do_action(‘ upgrader_process_complete’), WP_Hook->do_action, WP_Hook->apply_filters, class_pz_linkcard- >upgrade, class_pz_linkcard->activate, include(‘/plugins/pz-linkcard/lib/pz-linkcard- init.php’), dbDelta, QM_DB->query [21-Nov-2022 15:48:06 UTC] WordPress database error Duplicate column name ‘url’ for query ALTER TABLE d_wptemp_pz_linkcard ADD COLUMN url VARCHAR(4096) DEFAULT NULL made by Language_Pack_Upgrader->bulk_upgrade, do_action(‘upgrader_process_complete’), WP_Hook->do_action, WP_Hook->apply_filters, class_pz_linkcard->upgrade, class_pz_linkcard->activate, include(‘/plugins/pz- linkcard/lib/pz-linkcard-init.php’), dbDelta, QM_DB->query [21-Nov-2022 15:48: 06 UTC] WordPress database error Duplicate column name ‘url_key’ for query ALTER TABLE d_wptemp_pz_linkcard ADD COLUMN url_key VARBINARY(255) NOT NULL made by Language_Pack_Upgrader->bulk_upgrade, do_action(‘upgrader_process_complete’), WP_Hook->do_action, WP_Hook->apply_filters, class_pz_linkcard->upgrade, class_pz_linkcard- >activate, include(‘/plugins/pz-linkcard/lib/pz-linkcard-init.php’), dbDelta, QM_DB->query [21-Nov-2022 15:48:06 UTC] WordPress database error Duplicate column name ‘url_redir’ for query ALTER TABLE d_wptemp_pz_linkcard ADD COLUMN url_redir VARCHAR(4096) DEFAULT NULL made by Language_Pack_Upgrader->bulk_upgrade, do_action(‘ upgrader_process_complete’), WP_Hook->do_action, WP_Hook->apply_filters, class_pz_linkcard- >upgrade, class_pz_linkcard->activate, include(‘/plugins/pz-linkcard/lib/pz-linkcard- init.php’), dbDelta, QM_DB->query [21-Nov-2022 15:48:06 UTC] WordPress database error Duplicate column name ‘scheme’ for query ALTER TABLE d_wptemp_pz_linkcard ADD COLUMN scheme VARCHAR(16) DEFAULT NULL made by Language_Pack_Upgrader->bulk_upgrade, do_action(‘upgrader_process_complete’), WP_Hook->do_action, WP_Hook->apply_filters, class_pz_linkcard->upgrade, class_pz_linkcard->activate, include(‘/plugins/pz- linkcard/lib/pz-linkcard-init.php’), dbDelta, QM_DB->query [21-Nov-2022 15:48: 06 UTC] WordPress database error Duplicate column name ‘domain’ for query ALTER TABLE d_wptemp_pz_linkcard ADD COLUMN domain VARCHAR(253) DEFAULT NULL made by Language_Pack_Upgrader->bulk_upgrade, do_action(‘upgrader_process_complete’), WP_Hook->do_action, WP_Hook->apply_filters, class_pz_linkcard->upgrade, class_pz_linkcard- >activate, include(‘/plugins/pz-linkcard/lib/pz-linkcard-init.php’), dbDelta, QM_DB->query [21-Nov-2022 15:48:06 UTC] WordPress database error Duplicate column name ‘site_name’ for query ALTER TABLE d_wptemp_pz_linkcard ADD COLUMN site_name VARCHAR(100) DEFAULT NULL made by Language_Pack_Upgrader->bulk_upgrade, do_action(‘ upgrader_process_complete’), WP_Hook->do_action, WP_Hook->apply_filters, class_pz_linkcard- >upgrade, class_pz_linkcard->activate, include(‘/plugins/pz-linkcard/lib/pz-linkcard- init.php’), dbDelta, QM_DB->query [21-Nov-2022 15:48:06 UTC] WordPress database error Duplicate column name ‘title’ for query ALTER TABLE d_wptemp_pz_linkcard ADD COLUMN title VARCHAR(200) DEFAULT NULL made by Language_Pack_Upgrader->bulk_upgrade, do_action(‘upgrader_process_complete’), WP_Hook->do_action, WP_Hook->apply_filters, class_pz_linkcard->upgrade, class_pz_linkcard->activate, include(‘/plugins/pz- linkcard/lib/pz-linkcard-init.php’), dbDelta, QM_DB->query [21-Nov-2022 15:48: 06 UTC] WordPress database error Duplicate column name ‘excerpt’ for query ALTER TABLE d_wptemp_pz_linkcard ADD COLUMN excerpt VARCHAR(500) DEFAULT NULL made by Language_Pack_Upgrader->bulk_upgrade, do_action(‘upgrader_process_complete’), WP_Hook->do_action, WP_Hook->apply_filters, class_pz_linkcard->upgrade, class_pz_linkcard- >activate, include(‘/plugins/pz-linkcard/lib/pz-linkcard-init.php’), dbDelta, QM_DB->query [21-Nov-2022 15:48:06 UTC] WordPress database error Duplicate column name ‘charset’ for query ALTER TABLE d_wptemp_pz_linkcard ADD COLUMN charset VARCHAR(32) DEFAULT NULL made by Language_Pack_Upgrader->bulk_upgrade, do_action(‘ upgrader_process_complete’), WP_Hook->do_action, WP_Hook->apply_filters, class_pz_linkcard- >upgrade, class_pz_linkcard->activate, include(‘/plugins/pz-linkcard/lib/pz-linkcard- init.php’), dbDelta, QM_DB->query [21-Nov-2022 15:48:06 UTC] WordPress database error Duplicate column name ‘thumbnail’ for query ALTER TABLE d_wptemp_pz_linkcard ADD COLUMN thumbnail VARCHAR(2048) DEFAULT NULL made by Language_Pack_Upgrader- >bulk_upgrade, do_action(‘upgrader_process_complete’), WP_Hook->do_action, WP_Hook- >apply_filters, class_pz_linkcard->upgrade, class_pz_linkcard->activate, include(‘/ plugins/pz-linkcard/lib/pz-linkcard-init.php’), dbDelta, QM_DB->query [21-Nov- 2022 15:48:06 UTC] WordPress database error Duplicate column name ‘favicon’ for query ALTER TABLE d_wptemp_pz_linkcard ADD COLUMN favicon VARCHAR(2048) DEFAULT NULL made by Language_Pack_Upgrader->bulk_upgrade, do_action(‘upgrader_process_complete’), WP_Hook->do_action, WP_Hook->apply_filters, class_pz_linkcard->upgrade, class_pz_linkcard- >activate, include(‘/plugins/pz-linkcard/lib/pz-linkcard-init.php’), dbDelta, QM_DB->query [21-Nov-2022 15:48:06 UTC] WordPress database error Duplicate column name ‘post_date’ for query ALTER TABLE d_wptemp_pz_linkcard ADD COLUMN post_date BIGINT UNSIGNED NOT NULL DEFAULT 0 made by Language_Pack_Upgrader->bulk_upgrade, do_action(‘upgrader_process_complete’), WP_Hook->do_action, WP_Hook->apply_filters, class_pz_linkcard->upgrade, class_pz_linkcard->activate, include(‘/plugins/pz- linkcard/lib/pz-linkcard-init.php’), dbDelta, QM_DB->query [21-Nov-2022 15:48: 06 UTC] WordPress database error Duplicate column name ‘post_modified’ for query ALTER TABLE d_wptemp_pz_linkcard ADD COLUMN post_modified BIGINT UNSIGNED NOT NULL DEFAULT 0 made by Language_Pack_Upgrader->bulk_upgrade, do_action(‘upgrader_process_complete’), WP_Hook->do_action, WP_Hook->apply_filters, class_pz_linkcard->upgrade, class_pz_linkcard- >activate, include(‘/plugins/pz-linkcard/lib/pz-linkcard-init.php’), dbDelta, QM_DB->query [21-Nov-2022 15:48:06 UTC] WordPress database error Duplicate column name ‘no_failure’ for query ALTER TABLE d_wptemp_pz_linkcard ADD COLUMN no_failure INT UNSIGNED DEFAULT 0 made by Language_Pack_Upgrader->bulk_upgrade, do_action(‘ upgrader_process_complete’), WP_Hook->do_action, WP_Hook->apply_filters, class_pz_linkcard- >upgrade, class_pz_linkcard->activate, include(‘/plugins/pz-linkcard/lib/pz-linkcard- init.php’), dbDelta, QM_DB->query [21-Nov-2022 15:48:06 UTC] WordPress database error Duplicate column name ‘alive_result’ for query ALTER TABLE d_wptemp_pz_linkcard ADD COLUMN alive_result INT DEFAULT -1 made by Language_Pack_Upgrader->bulk_upgrade, do_action(‘upgrader_process_complete’), WP_Hook->do_action, WP_Hook->apply_filters, class_pz_linkcard->upgrade, class_pz_linkcard->activate, include(‘/plugins/pz- linkcard/lib/pz-linkcard-init.php’), dbDelta, QM_DB->query [21-Nov-2022 15:48: 06 UTC] WordPress database error Duplicate column name ‘alive_time’ for query ALTER TABLE d_wptemp_pz_linkcard ADD COLUMN alive_time BIGINT UNSIGNED NOT NULL DEFAULT 0 made by Language_Pack_Upgrader->bulk_upgrade, do_action(‘upgrader_process_complete’), WP_Hook->do_action, WP_Hook->apply_filters, class_pz_linkcard->upgrade, class_pz_linkcard- >activate, include(‘/plugins/pz-linkcard/lib/pz-linkcard-init.php’), dbDelta, QM_DB->query [21-Nov-2022 15:48:06 UTC] WordPress database error Duplicate column name ‘alive_nexttime’ for query ALTER TABLE d_wptemp_pz_linkcard ADD COLUMN alive_nexttime BIGINT UNSIGNED NOT NULL DEFAULT 0 made by Language_Pack_Upgrader->bulk_upgrade, do_action(‘upgrader_process_complete’), WP_Hook->do_action, WP_Hook->apply_filters, class_pz_linkcard->upgrade, class_pz_linkcard->activate, include(‘/plugins/pz- linkcard/lib/pz-linkcard-init.php’), dbDelta, QM_DB->query [21-Nov-2022 15:48: 06 UTC] WordPress database error Duplicate column name ‘sns_twitter’ for query ALTER TABLE d_wptemp_pz_linkcard ADD COLUMN sns_twitter INT DEFAULT -1 made by Language_Pack_Upgrader->bulk_upgrade, do_action(‘upgrader_process_complete’), WP_Hook->do_action, WP_Hook->apply_filters, class_pz_linkcard->upgrade, class_pz_linkcard- >activate, include(‘/plugins/pz-linkcard/lib/pz-linkcard-init.php’), dbDelta, QM_DB->query [21-Nov-2022 15:48:06 UTC] WordPress database error Duplicate column name ‘sns_facebook’ for query ALTER TABLE d_wptemp_pz_linkcard ADD COLUMN sns_facebook INT DEFAULT -1 made by Language_Pack_Upgrader->bulk_upgrade, do_action(‘upgrader_process_complete’), WP_Hook->do_action, WP_Hook->apply_filters, class_pz_linkcard->upgrade, class_pz_linkcard- >activate, include(‘/plugins/pz-linkcard/lib/pz-linkcard-init.php’), dbDelta, QM_DB->query [21-Nov-2022 15:48:06 UTC] WordPress database error Duplicate column name ‘sns_hatena’ for query ALTER TABLE d_wptemp_pz_linkcard ADD COLUMN sns_hatena INT DEFAULT -1 made by Language_Pack_Upgrader->bulk_upgrade, do_action(‘upgrader_process_complete’), WP_Hook->do_action, WP_Hook->apply_filters, class_pz_linkcard->upgrade, class_pz_linkcard- >activate, include(‘/plugins/pz-linkcard/lib/pz-linkcard-init.php’), dbDelta, QM_DB->query [21-Nov-2022 15:48:06 UTC] WordPress database error Duplicate column name ‘sns_pocket’ for query ALTER TABLE d_wptemp_pz_linkcard ADD COLUMN sns_pocket INT DEFAULT -1 made by Language_Pack_Upgrader->bulk_upgrade, do_action(‘upgrader_process_complete’), WP_Hook->do_action, WP_Hook->apply_filters, class_pz_linkcard->upgrade, class_pz_linkcard- >activate, include(‘/plugins/pz-linkcard/lib/pz-linkcard-init.php’), dbDelta, QM_DB->query [21-Nov-2022 15:48:06 UTC] WordPress database error Duplicate column name ‘sns_time’ for query ALTER TABLE d_wptemp_pz_linkcard ADD COLUMN sns_time BIGINT UNSIGNED NOT NULL DEFAULT 0 made by Language_Pack_Upgrader->bulk_upgrade, do_action(‘upgrader_process_complete’), WP_Hook->do_action, WP_Hook->apply_filters, class_pz_linkcard->upgrade, class_pz_linkcard->activate, include(‘/plugins/pz- linkcard/lib/pz-linkcard-init.php’), dbDelta, QM_DB->query [21-Nov-2022 15:48: 06 UTC] WordPress database error Duplicate column name ‘sns_nexttime’ for query ALTER TABLE d_wptemp_pz_linkcard ADD COLUMN sns_nexttime BIGINT UNSIGNED NOT NULL DEFAULT 0 made by Language_Pack_Upgrader->bulk_upgrade, do_action(‘upgrader_process_complete’), WP_Hook->do_action, WP_Hook->apply_filters, class_pz_linkcard->upgrade, class_pz_linkcard- >activate, include(‘/plugins/pz-linkcard/lib/pz-linkcard-init.php’), dbDelta, QM_DB->query [21-Nov-2022 15:48:06 UTC] WordPress database error Duplicate column name ‘use_post_id1’ for query ALTER TABLE d_wptemp_pz_linkcard ADD COLUMN use_post_id1 INT UNSIGNED made by Language_Pack_Upgrader->bulk_upgrade, do_action(‘upgrader_process_complete’), WP_Hook->do_action, WP_Hook->apply_filters, class_pz_linkcard->upgrade, class_pz_linkcard- >activate, include(‘/plugins/pz-linkcard/lib/pz-linkcard-init.php’), dbDelta, QM_DB->query [21-Nov-2022 15:48:06 UTC] WordPress database error Duplicate column name ‘use_post_id2’ for query ALTER TABLE d_wptemp_pz_linkcard ADD COLUMN use_post_id2 INT UNSIGNED made by Language_Pack_Upgrader->bulk_upgrade, do_action(‘upgrader_process_complete’), WP_Hook->do_action, WP_Hook->apply_filters, class_pz_linkcard->upgrade, class_pz_linkcard- >activate, include(‘/plugins/pz-linkcard/lib/pz-linkcard-init.php’), dbDelta, QM_DB->query [21-Nov-2022 15:48:06 UTC] WordPress database error Duplicate column name ‘use_post_id3’ for query ALTER TABLE d_wptemp_pz_linkcard ADD COLUMN use_post_id3 INT UNSIGNED made by Language_Pack_Upgrader->bulk_upgrade, do_action(‘upgrader_process_complete’), WP_Hook->do_action, WP_Hook->apply_filters, class_pz_linkcard->upgrade, class_pz_linkcard- >activate, include(‘/plugins/pz-linkcard/lib/pz-linkcard-init.php’), dbDelta, QM_DB->query [21-Nov-2022 15:48:06 UTC] WordPress database error Duplicate column name ‘use_post_id4’ for query ALTER TABLE d_wptemp_pz_linkcard ADD COLUMN use_post_id4 INT UNSIGNED made by Language_Pack_Upgrader->bulk_upgrade, do_action(‘upgrader_process_complete’), WP_Hook->do_action, WP_Hook->apply_filters, class_pz_linkcard->upgrade, class_pz_linkcard- >activate, include(‘/plugins/pz-linkcard/lib/pz-linkcard-init.php’), dbDelta, QM_DB->query [21-Nov-2022 15:48:06 UTC] WordPress database error Duplicate column name ‘use_post_id5’ for query ALTER TABLE d_wptemp_pz_linkcard ADD COLUMN use_post_id5 INT UNSIGNED made by Language_Pack_Upgrader->bulk_upgrade, do_action(‘upgrader_process_complete’), WP_Hook->do_action, WP_Hook->apply_filters, class_pz_linkcard->upgrade, class_pz_linkcard- >activate, include(‘/plugins/pz-linkcard/lib/pz-linkcard-init.php’), dbDelta, QM_DB->query [21-Nov-2022 15:48:06 UTC] WordPress database error Duplicate column name ‘use_post_id6’ for query ALTER TABLE d_wptemp_pz_linkcard ADD COLUMN use_post_id6 INT UNSIGNED made by Language_Pack_Upgrader->bulk_upgrade, do_action(‘upgrader_process_complete’), WP_Hook->do_action, WP_Hook->apply_filters, class_pz_linkcard->upgrade, class_pz_linkcard- >activate, include(‘/plugins/pz-linkcard/lib/pz-linkcard-init.php’), dbDelta, QM_DB->query [21-Nov-2022 15:48:06 UTC] WordPress database error Duplicate column name ‘regist_title’ for query ALTER TABLE d_wptemp_pz_linkcard ADD COLUMN regist_title VARCHAR(200) DEFAULT NULL made by Language_Pack_Upgrader->bulk_upgrade, do_action(‘ upgrader_process_complete’), WP_Hook->do_action, WP_Hook->apply_filters, class_pz_linkcard- >upgrade, class_pz_linkcard->activate, include(‘/plugins/pz-linkcard/lib/pz-linkcard- init.php’), dbDelta, QM_DB->query [21-Nov-2022 15:48:06 UTC] WordPress database error Duplicate column name ‘regist_excerpt’ for query ALTER TABLE d_wptemp_pz_linkcard ADD COLUMN regist_excerpt VARCHAR(500) DEFAULT NULL made by Language_Pack_Upgrader- >bulk_upgrade, do_action(‘upgrader_process_complete’), WP_Hook->do_action, WP_Hook- >apply_filters, class_pz_linkcard->upgrade, class_pz_linkcard->activate, include(‘/ plugins/pz-linkcard/lib/pz-linkcard-init.php’), dbDelta, QM_DB->query [21-Nov- 2022 15:48:06 UTC] WordPress database error Duplicate column name ‘regist_charset’ for query ALTER TABLE d_wptemp_pz_linkcard ADD COLUMN regist_charset VARCHAR( 32) DEFAULT NULL made by Language_Pack_Upgrader->bulk_upgrade, do_action(‘upgrader_process_complete’), WP_Hook->do_action, WP_Hook->apply_filters, class_pz_linkcard->upgrade, class_pz_linkcard- >activate, include(‘/plugins/pz-linkcard/lib/pz-linkcard-init.php’), dbDelta, QM_DB->query [21-Nov-2022 15:48:06 UTC] WordPress database error Duplicate column name ‘regist_time’ for query ALTER TABLE d_wptemp_pz_linkcard ADD COLUMN regist_time BIGINT UNSIGNED NOT NULL DEFAULT 0 made by Language_Pack_Upgrader->bulk_upgrade, do_action(‘upgrader_process_complete’), WP_Hook->do_action, WP_Hook->apply_filters, class_pz_linkcard->upgrade, class_pz_linkcard->activate, include(‘/plugins/pz- linkcard/lib/pz-linkcard-init.php’), dbDelta, QM_DB->query [21-Nov-2022 15:48: 06 UTC] WordPress database error Duplicate column name ‘mod_title’ for query ALTER TABLE d_wptemp_pz_linkcard ADD COLUMN mod_title INT UNSIGNED NOT NULL DEFAULT 0 made by Language_Pack_Upgrader->bulk_upgrade, do_action(‘upgrader_process_complete’), WP_Hook->do_action, WP_Hook->apply_filters, class_pz_linkcard->upgrade, class_pz_linkcard- >activate, include(‘/plugins/pz-linkcard/lib/pz-linkcard-init.php’), dbDelta, QM_DB->query [21-Nov-2022 15:48:06 UTC] WordPress database error Duplicate column name ‘mod_excerpt’ for query ALTER TABLE d_wptemp_pz_linkcard ADD COLUMN mod_excerpt INT UNSIGNED NOT NULL DEFAULT 0 made by Language_Pack_Upgrader->bulk_upgrade, do_action(‘upgrader_process_complete’), WP_Hook->do_action, WP_Hook->apply_filters, class_pz_linkcard->upgrade, class_pz_linkcard->activate, include(‘/plugins/pz- linkcard/lib/pz-linkcard-init.php’), dbDelta, QM_DB->query [21-Nov-2022 15:48: 06 UTC] WordPress database error Duplicate column name ‘update_result’ for query ALTER TABLE d_wptemp_pz_linkcard ADD COLUMN update_result INT DEFAULT 0 made by Language_Pack_Upgrader->bulk_upgrade, do_action(‘upgrader_process_complete’), WP_Hook->do_action, WP_Hook->apply_filters, class_pz_linkcard->upgrade, class_pz_linkcard- >activate, include(‘/plugins/pz-linkcard/lib/pz-linkcard-init.php’), dbDelta, QM_DB->query [21-Nov-2022 15:48:06 UTC] WordPress database error Duplicate column name ‘update_time’ for query ALTER TABLE d_wptemp_pz_linkcard ADD COLUMN update_time BIGINT UNSIGNED NOT NULL DEFAULT 0 made by Language_Pack_Upgrader->bulk_upgrade, do_action(‘upgrader_process_complete’), WP_Hook->do_action, WP_Hook->apply_filters, class_pz_linkcard->upgrade, class_pz_linkcard->activate, include(‘/plugins/pz- linkcard/lib/pz-linkcard-init.php’), dbDelta, QM_DB->query [21-Nov-2022 15:48: 06 UTC] WordPress database error Incorrect index name ” for query ALTER TABLE d_wptemp_pz_linkcard ADD UNIQUE KEY (`url_key`) made by Language_Pack_Upgrader- >bulk_upgrade, do_action(‘upgrader_process_complete’), WP_Hook->do_action, WP_Hook- >apply_filters, class_pz_linkcard->upgrade, class_pz_linkcard->activate, include(‘/ plugins/pz-linkcard/lib/pz-linkcard-init.php’), dbDelta, QM_DB->query The topic ‘WordPress database error Duplicate column’ is closed to new replies. * ![](https://ps.w.org/pz-linkcard/assets/icon-128x128.png?rev=1811848) * [Pz-LinkCard](https://wordpress.org/plugins/pz-linkcard/) * [Frequently Asked Questions](https://wordpress.org/plugins/pz-linkcard/#faq) * [Support Threads](https://wordpress.org/support/plugin/pz-linkcard/) * [Active Topics](https://wordpress.org/support/plugin/pz-linkcard/active/) * [Unresolved Topics](https://wordpress.org/support/plugin/pz-linkcard/unresolved/) * [Reviews](https://wordpress.org/support/plugin/pz-linkcard/reviews/) * 0 replies * 1 participant * Last reply from: [rice](https://wordpress.org/support/users/kminowa/) * Last activity: [3 years, 6 months ago](https://wordpress.org/support/topic/wordpress-database-error-duplicate-column/) * Status: not resolved