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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](../../security-and-administration/administration/configuring-liferay/feature-flags.md#release-feature-flags) 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...
Using a CAPTCHA Client Extension
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 Compatibility Matrix
Liferay Commerce 2.x Compatibility Matrix Liferay Commerce 2.x is supported under the following configurations: TypeCompatible EnvironmentsCompatible Environments Liferay Commerce VersionLiferay...
Liferay DXP Self-hosted Integrated Technologies Compatibility Matrix
Liferay DXP Self-hosted Integrated Technologies Compatibility Matrix The Integrated Technologies Compatibility Matrix lists known instances of integrated or compatible technologies which were...
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...
Liferay DXP 2026.Q3 Compatibility Matrix
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...
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...
AI Hub
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...
Using Liferay as an MCP Server
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 Compatibility Matrix
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 ...
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...
Compatibility Matrices
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,...
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...
CNE Kubernetes Ready: Configuring External Dependencies
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...
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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