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オブジェクトエントリバージョンの管理
Official Documentation
Managing Object Entry Versions Liferay DXP 2025.Q4+/Portal 2026.Q1+ Object entry versioning is used in Liferay's Content Management System (CMS). To use versioning with a custom object's entries,...
ワークスペースの管理
Official Documentation
Managing Workspaces You can view and change your workspace settings from the settings page. Navigate to Settings → Workspace Settings → Workspace. Workspace Name: The name of your analytics...
コンテントページのパーソナライゼーション
Official Documentation
Content Page Personalization You can tailor your Content Page to different groups of users, providing each group a personalized experience, rather than a generic one. You can also leverage Content...
How to Redirect a non-www Domain to a www Domain in Liferay DXP
legacy How To
Issue How can I redirect traffic from my non-www domain (e.g., example.com) to my www domain (e.g., www.example.com)? Environment Liferay DXP 7.4 Quarterly Releases Resolution You can configure a redirect using Liferay's...
Structures showing as 'Not Translated' after upgrading to 7.4+
Troubleshooting
Issue After upgrading from Liferay DXP 7.3 (or prior versions) to 7.4, some Web Content Structures are showing as not translated in the UI, even though the translations exist in the database. The structure's fields...
Liferay shows SQL Syntax errors when connected to MariaDB 10.3+ in Oracle_Mode
Troubleshooting
Issue When connecting my Liferay server to MariaDB 10.6, I get the following error when creating a widget page: (conn=143451) You have an error in your SQL syntax; check the manual that corresponds to your MariaDB...
Liferay Enterprise Search の無効化
Official Documentation
Deactivating Liferay Enterprise Search Starting with Liferay DXP 7.4 and in all subscription DXP quarterly releases, the Liferay Enterprise Search (LES) features are included out-of-the-box. You...
クラスター横断レプリケーション
Official Documentation
Cross Cluster Replication Subscription Cross Cluster Replication Configuring an Example Cross Cluster Replication Installation Configuring a Cross Cluster Replication in a Remote Leader Data...
OpenSearchのインストール
Official Documentation
Installing OpenSearch Subscription Required [Beta Feature](../../../security-and-administration/administration/configuring-liferay/feature-flags.md) You can connect OpenSearch with Liferay. For...
Liferay エンタープライズサーチ
Official Documentation
Liferay Enterprise Search Liferay's Enterprise Search (LES) features significantly upgrade the default search capabilities. With a LES subscription you gain the following benefits: Search...
Elasticsearchのモニタリング
Official Documentation
Monitoring Elasticsearch Subscription [LES Subscription](./deactivating-liferay-enterprise-search.md) If you have a Liferay Enterprise Search (LES) subscription, you can integrate Elastic's...
ブループリントの検索
Official Documentation
Search Blueprints Subscription [LES Subscription](./deactivating-liferay-enterprise-search.md) DXP 7.4 U5+; 7.3 U6+ With Search Blueprints you can Make minor tweaks to Liferay's default...
Liferay 7.3 に検索エクスペリエンスをインストールする
Official Documentation
Installing Search Experiences on Liferay 7.3 Subscription [LES Subscription](./deactivating-liferay-enterprise-search.md) DXP 7.4 U5+; 7.3 U6+ The Liferay Enterprise Search Experiences app...
セマンティック検索
Official Documentation
Semantic Search Subscription Generally Available in Liferay DXP 2026.Q1+ Semantic search evaluates the intent behind a searched phrase. Meanwhile, a keyword search matches a searched phrase to...
Upgrading Liferay using a JNDI connection
Troubleshooting
Issue When trying to upgrade a Liferay environment using a JNDI connection to the database the upgrade fails and produces errors. Auto upgrade portal properties ("upgrade.database.auto.run=true" and...
Troubleshooting java.lang.NoClassDefFoundError and java.lang.ClassNotFoundException Optional Dependency Errors
Troubleshooting
Issue When starting up Liferay, the following errors are observed: java.lang.NoClassDefFoundError or java.lang.ClassNotFoundException. Environment Liferay DXP with deployed custom modules including optional...
Troubleshooting Unexpected Open Ports in Liferay PaaS
Issue When performing a network scan on a Liferay PaaS environment, ports 80, 443, and others appear to be in open state. Will this allow HTTP requests to be successful? Environment Liferay PaaS Resolution This...
検索インフラストラクチャのアップグレード
Official Documentation
Upgrading Search Infrastructure While upgrading Liferay, consider whether an Elasticsearch upgrade is required. The exact steps for upgrading depend on your existing search engine installation and...