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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...
How to configure search to find words separated by underscores in file names
Issue Search results for filenames containing underscores (_) as separators exhibit inconsistent behavior. In Liferay's default search configuration, files using underscores are often indexed as a single token...
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...
Managing Room Documents
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...
Using a CSS Client Extension
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...
Connecting a Custom Element to a Data Set
Official Documentation
Connecting a Custom Element to a Data Set Liferay DXP 2026.Q3+ Release Feature The...
Working with Client Extensions
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 Ready: Prerequisites
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....
Using an IFrame Client Extension
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 Configuration
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 Compatibility Matrix
Liferay Portal 6.2 Compatibility Matrix Liferay Portal Enterprise Edition (EE) is only supported under the following configurations: TypeCertifiedSupported Application ServerGlassFish v3.1JBoss AS...
Viewing Data Sets
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...
Installing Earlier Liferay Versions on JBoss EAP
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,...
Installing Earlier Liferay Versions on WebLogic
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...
Site API Basics
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. ...
Configuring Content Security Policy Headers
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...
Installing Liferay on WebLogic
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...
Now Available: Liferay DXP Quarterly Release 2026.Q1 LTS
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...
Activating Workflow
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...
Audit Event Types Reference
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...
Using Liferay as an MCP Server
Official Documentation
Using Liferay as an MCP Server Liferay DXP 2026.Q3+ Release Feature The Model Context...
Database Configuration for Cluster Nodes
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...
Aggregation Fields
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 Compatibility Matrix
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...
Using a Theme Favicon Client Extension
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: Prerequisites
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...
Generating Translations Automatically
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...
Using a Frontend Data Set Filter Client Extension
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...
Formula Fields
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...
Implementing a Documentation Referral System
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...
Now Available: Liferay DXP Quarterly Release 2025.Q4
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...
Using the Minium Accelerator to Jump-Start Your B2B Store
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...
Setup
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...

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