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Liferay Upgrades: Updating Custom Plugins
legacy How To
The following article describes how to update plugins to be compatible with a new version of the Liferay platform. Resolution The Liferay API may change from release to release, causing issues when trying to port code to a new version of Liferay. Please follow these steps in order to...
Liferay Portal Database Portal Properties
legacy How To
This article is intended to provide a list of all of the Liferay Portal Database properties that can be used to connect your portal to various databases. To use any of them, un-comment the block of code and paste it into your portal-ext.properties file. For example, to enable MySQL, you...
Exporting Liferay's Database Schema on Oracle
legacy How To
In the course of investigating a Liferay platform issue, you may be instructed by Liferay Support to export your database schema in Oracle. The following article contains guidelines for this export. Resolution 1. Use Oracle Data Pump (EXPDP) for creating the export file. With the advent...
Modifying Liferay Page Messages Through Language.Properties
legacy How To
In order to change out of the box page messages within Liferay, one must configure the properties of the language.properties located in the portal-impl.jar/content/language.properties Resolution The master language.properties file is used in Liferay to display portal content. This also...
Liferay's "Verify" Process
legacy
This article explains a few key facts surrounding the "verify" process in the Liferay Portal and steps that need to be taken to ensure the integrity of the database being used by the Liferay Portal. Please note that this property was deprecated from 7.2.x with no direct replacement....
Installing Portlets Within the Control Panel in 6.1 GA2
legacy How To
In Liferay Portal 6.1 EE GA2, administrators do not have the ability to deploy plugins from the control panel. In order to achieve the installation of portlets not within Liferay Marketplace, the Private Plugin Installer must be installed. Resolution Download the Private Plugin Installer...
Autodeploying Plugins in WebSphere With Liferay 6.1 EE GA2
legacy How To
Starting with Liferay Portal 6.1 EE GA2, plugins can be autodeployed to WebSphere. As a part of the Liferay autodeploy process, the Liferay platform will call the Websphere's wsadmin script interface to deploy the plugin using a Jython script. In a Standalone WebSphere installation,...
Internal Server Error after Upgrade
legacy Troubleshooting
A common error is that sometimes when certain pages display an internal server error and there is no stacktrace. If there was a custom theme before the upgrade the page layouts will still reference them and if one has not installed or recompiled the layouts in a new sdk it will create a...
Applying Fix Pack 37 Causes Duplicate Entry of 'com.liferay.rss.web.internal.util.RSSFeed' for Key 'IX_B27A301F'
legacy Troubleshooting
This article documents a known issue when updating to Liferay DXP 7.0 Fix Pack 37 or higher. During the update process, the following error exists in the console: java.lang.RuntimeException: com.liferay.portal.kernel.upgrade.UpgradeException:...
Errors When Applying Support Driven Hotfixes Based on FP-41 or FP-42
legacy Troubleshooting
This article documents a known issue when applying a Liferay Support Driven Hotfix built off either DXP 7.0 Fix Pack 41 or Fix Pack 42. Due to an error generating the release notes, the documentation.xml file in Fix Packs 41 and 42 contains an invalid list of fixed issues. As a result, a...
Setting Up Liferay Portal Using Oracle Databases
legacy How To
Liferay Support does not recommend or endorse specific third-party products over others. Liferay is not responsible for any instructions herein or referenced regarding these products. Any implementation of these principles is the responsibility of the subscriber.  This article is a guide...
Setting Up and Configuring MySQL Database With Liferay Portal
legacy How To
This article will help users by providing instructions for setting up MySQL on your machine, creating a new database, and then connecting Liferay Portal to that database. Resolution Installing MySQL Double click the MySQL version that you have obtained, either workbench or 5.1+ are...
UDP Multicast Protocols and Firewalls
legacy Troubleshooting
This article is designed to help system administrators troubleshoot a Liferay DXP instance deployed in a clustered environment. Some issues may arise because of too restrictive firewall settings (most, if not all, systems are protected by a firewall). And if certain ports are not opened...
Application server /tmp directory fills up during staging publications or LAR exports
legacy Troubleshooting
Issue On our Liferay installation, the /tmp directory fills up during a bulk staging publication or LAR export. Environment Liferay DXP 7.1+ Resolution Size limits set on your application server's /tmp directories can impact...
会議室の書類管理
Managing Room Documents Liferay DXP 2026.Q3+ Every Digital Sales Room has a Documents view for the files shared on a deal, such as proposals, contracts, and case studies. Buyers and colleagues...
CSSクライアント拡張機能の使用
Official Documentation
Using a CSS Client Extension Liferay 7.4+ CSS client extensions introduce new CSS styling to pages. A deployed CSS client extension on a page adds to the page's existing styling, including theme...
カスタム要素をデータセットに接続する
Official Documentation
Connecting a Custom Element to a Data Set Liferay DXP 2026.Q3+ [Release Feature](../../security-and-administration/administration/configuring-liferay/feature-flags.md#release-feature-flags) The...
クライアント拡張機能の操作
Official Documentation
Working with Client Extensions Liferay Self-Hosted Liferay SaaS Liferay PaaS Liferay 7.4 Using client extensions, you can extend Liferay without deploying OSGi modules. Just like traditional...
CNE GCP準備：前提条件
Official Documentation
CNE GCP Ready: Prerequisites Before running the bootstrap scripts for Cloud Native Experience (CNE) on Google Cloud Platform (GCP), prepare your local machine, cloud accounts, and Git repositories....
IFrameクライアント拡張機能の使用
Official Documentation
Using an IFrame Client Extension Liferay 7.4+ IFrame client extensions use Liferay's frontend infrastructure to register external applications as HTML elements. They're added to Liferay pages as...
JVM構成
Official Documentation
JVM Configuration As of Liferay DXP 2024.Q3+/Portal GA125+, Liferay DXP/Portal requires a Java JDK 17 or 21 (prior versions support JDKs 8 and 11) with specific JVM option settings. There are also...
Liferay Portal 6.2 互換性マトリックス
Liferay Portal 6.2 Compatibility Matrix Liferay Portal Enterprise Edition (EE) is only supported under the following configurations: TypeCertifiedSupported Application ServerGlassFish v3.1JBoss AS...
データセットの表示
Official Documentation
Viewing Data Sets Liferay DXP 2024.Q1+/Portal GA112+ This feature is behind a release feature flag (LPS-164563). Once you create a data set, add it to a page to present it to your users. Users...
CAPTCHAクライアント拡張機能の使用
Official Documentation
Using a CAPTCHA Client Extension Liferay DXP 2025.Q3+ CAPTCHA challenges are used on websites to verify a human user is accessing it, and not a bot or malicious code attacking the site. Liferay...
Liferay Commerce 2.x 互換性マトリックス
Liferay Commerce 2.x Compatibility Matrix Liferay Commerce 2.x is supported under the following configurations: TypeCompatible EnvironmentsCompatible Environments Liferay Commerce VersionLiferay...
Liferay DXP セルフホスト型統合テクノロジー互換性マトリックス
Liferay DXP Self-hosted Integrated Technologies Compatibility Matrix The Integrated Technologies Compatibility Matrix lists known instances of integrated or compatible technologies which were...
JBoss EAPに以前のバージョンのLiferayをインストールする
Official Documentation
Installing Earlier Liferay Versions on JBoss EAP Liferay DXP 2025.Q2/Portal 2025.Q1 or below Installing on JBoss EAP requires installing the DXP WAR, installing dependencies, configuring JBoss,...
WebLogicに以前のバージョンのLiferayをインストールする
Official Documentation
Installing Earlier Liferay Versions on WebLogic Liferay DXP 2025.Q2/Portal 2025.Q1 or below If you are using WebLogic as your application server, it is highly recommended to install DXP to a...
サイトAPIの基本
Official Documentation
Site API Basics Liferay's REST APIs provide services for Liferay sites. You can create and edit sites with the API, and export a site to a LAR file or import a LAR file with the Export-Import API. ...
コンテンツセキュリティポリシーヘッダーの設定
Official Documentation
Configuring Content Security Policy Headers Modern browsers use Content Security Policy HTTP response headers to enhance web pages' security to mitigate certain types of attacks (like Cross-Site...
Liferay DXP 2026.Q3 互換性マトリックス
Official Documentation
Liferay DXP 2026.Q3 Compatibility Matrix Liferay DXP 2026.Q3 Quarterly Release is only supported under the following certified configurations: Application Server Apache Tomcat 10.1 JBoss EAP...
WebLogicへのLiferayのインストール
Official Documentation
Installing Liferay on WebLogic Liferay DXP 2026.Q1 If you are using WebLogic as your application server, it is highly recommended to install DXP to a WebLogic Managed server. A managed server can...
Liferay DXP 四半期リリース 2026.Q1 LTS が利用可能になりました
Now Available: Liferay DXP Quarterly Release 2026.Q1 LTS 11/19/25 1:43 PM We are pleased to announce that Liferay DXP Quarterly Release 2026.Q1 LTS is now available for download. The key...
ワークフローの有効化
Official Documentation
Activating Workflow You can activate a workflow process for an asset type either across the DXP instance or only on a specific site. When a workflow process is activated across the instance for a...
監査イベントタイプのリファレンス
Audit Event Types Reference The EventTypes class lists the different event categories logged by the audit framework. It specifies the action performed on the resource listed in the audit...
AIハブ
AI Hub AI Hub is a low-code SaaS environment that brings agentic orchestration to Liferay DXP. It harnesses the power of Large Language Models (LLMs) and Model Context Protocol (MCP) servers to...
LiferayをMCPサーバーとして使用する
Official Documentation
Using Liferay as an MCP Server Liferay DXP 2026.Q3+ [Release Feature](../security-and-administration/administration/configuring-liferay/feature-flags.md#release-feature-flags) The Model Context...
Liferay DXP 7.1 互換性マトリックス
Liferay DXP 7.1 Compatibility Matrix Liferay Digital Experience Platform 7.1 is only supported under the following certified configurations: Application Server JBoss EAP 7.1 JBoss EAP 7.2 ...
クラスタノードのデータベース構成
Official Documentation
Database Configuration for Cluster Nodes At minimum, nodes in a DXP cluster must be configured to share the same database (or database cluster) in order to function. Optimizations discussed here...
集計フィールド
Official Documentation
Aggregation Fields Liferay 7.4 U47+/GA47+ Aggregation fields perform basic calculations on the entries from a relationship table and display the resulting values. Available aggregation functions...
Liferay Sync互換性マトリックス
Liferay Sync Compatibility Matrix Reference the table below to learn more about the supported configurations for Liferay Sync. Sync Mobile IOS Liferay VersionLiferay Sync ConnectoriOS Versions...
テーマファビコンクライアント拡張機能の使用
Official Documentation
Using a Theme Favicon Client Extension Liferay 7.4+ With a theme favicon client extension, you can override the theme's favicon on the selected page. Start with the sample workspace to build and...
CNE AWS Ready：前提条件
Official Documentation
CNE AWS Ready: Prerequisites Before running the bootstrap scripts to deploy the Liferay Cloud Native Experience (CNE) in your AWS environment, prepare your local machine, cloud accounts, and Git...
翻訳を自動生成する
Official Documentation
Generating Translations Automatically Liferay includes translations for more than 45 languages. When you build an application with custom language keys, translating them into all those languages by...
互換性マトリックス
Official Documentation
Compatibility Matrices Each compatibility matrix lists the certified configurations under which a Liferay DXP release is supported: application servers, databases, operating systems, browsers,...
フロントエンドデータセットフィルタクライアント拡張機能の使用
Official Documentation
Using a Frontend Data Set Filter Client Extension Liferay DXP 2024.Q2+/Portal GA120+ Frontend data set filter client extensions define JavaScript functions for creating customizable filter...
CNE Kubernetes Ready: 外部依存関係の設定
Official Documentation
CNE Kubernetes Ready: Configuring External Dependencies Kubernetes Ready deployments rely on externally managed platform services for persistence, search, object storage, licensing, and secrets...
数式フィールド
Official Documentation
Formula Fields Liferay DXP 2023.Q4+/Portal GA102+ Formula fields provide read-only values calculated using numeric fields in the object definition. Unlike other fields, formula values are...
文書参照システムの導入
Official Documentation
Implementing a Documentation Referral System The ticketing system can be further enhanced with a documentation referral system. The system searches automatically for relevant documentation based on...
Liferay DXP 四半期リリース 2025.Q4 が利用可能になりました
Now Available: Liferay DXP Quarterly Release 2025.Q4 11/19/25 1:43 PM We are pleased to announce that Liferay DXP Quarterly Release 2025.Q4 is now available for download. The key highlights for...
Miniumアクセラレーターを活用してB2Bストアを加速させよう
Official Documentation
Using the Minium Accelerator to Jump-Start Your B2B Store Minium is a Liferay Accelerator that quickly sets up a business-to-business (B2B) store designed to meet the needs of a manufacturer. It...
設定
Official Documentation
Setup Prerequisites A supported version of Java. Google Chrome. Gradle or Gradle Wrapper 6.6.1 or higher. Setting up the Poshi Standalone Gradle Project Create a new directory, example...
403 Forbidden error when accessing the /language URL
legacy Troubleshooting
Issue When attempting to access the /language URL (e.g., http://localhost:8080/language), it shows a 403 Forbidden error even if the language page doesn't exist: In the logs, this error is observed: ERROR...
CNE AWS Ready: オーバーレイを使用したOSGiモジュールまたはクライアント拡張機能の追加
Official Documentation
CNE AWS Ready: Adding OSGi Modules or Client Extensions With Overlays The Cloud Native Experience (CNE) toolkit uses overlays to customize standard Liferay deployments. Upload custom files (for...
Liferay DXP ホスト型 Elasticsearch サービスとの互換性マトリックス
Liferay DXP Compatibility Matrix for Hosted Elasticsearch Services Table of Contents General Compatibility Note Compatibility Matrix Explanation Related Articles General Compatibility Note...
Liferay DXP 2026.Q3におけるメンテナンスモードと非推奨機能
Official Documentation
Maintenance Mode and Deprecations in Liferay DXP 2026.Q3 Features moved to maintenance mode or marked as deprecated in Liferay DXP 2026.Q3 appear here. For details about these statuses and their...
JavaScriptインポートマップエントリクライアント拡張機能でリソースをバンドルする
Official Documentation
Bundling Resources in a JavaScript Import Map Entry Client Extension Liferay DXP 2023.Q1+/Portal GA92+ JavaScript import map entry client extensions make JavaScript code or resources available to...
Liferay DXP 2026.Q1 LTS 互換性マトリックス
Official Documentation
Liferay DXP 2026.Q1 LTS Compatibility Matrix Liferay DXP 2026.Q1 LTS Quarterly Release is only supported under the following certified configurations: Application Server Apache Tomcat 10.1 ...
決済統合クライアント拡張機能の使用
Official Documentation
Using the Payment Integration Client Extension Liferay DXP 2024.Q1+/Portal GA112+ You can use a client extension to integrate with a new payment method in Liferay. This client extension from the...
チェックアウトステップクライアント拡張機能の使用
Official Documentation
Using the Checkout Step Client Extension Liferay DXP 2024.Q1+/Portal GA112+ You can use a client extension to create a new checkout step. This tutorial uses an example client extension from the...

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