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Webサービスの保護
Official Documentation
Securing Web Services Liferay DXP provides four security layers for web services: IP permission layer: The IP address from which a web service invocation request originates must be white-listed in...
CORSの設定
Official Documentation
Setting Up CORS CORS stands for Cross-Origin Resource Sharing. An Origin is a web server at a different domain, and a Resource is some asset stored on the server, like an image, PDF, or HTML file....
認証検証子の使用
Official Documentation
Using Authentication Verifiers Authentication Verifiers authenticate remote invocations of Liferay Portal's API in a centralized and extensible way. They have two main responsibilities: Verify...
Liferayのセットアップ
Official Documentation
Setting Up Liferay After installing Liferay, configure it to meet your needs. Here are common setup tasks. Setup Tasks Preconfigure the System Activate Liferay (Subscription Required) ...
サンプルAPIチュートリアル
Official Documentation
Sample API Tutorials Follow the links below for sample API tutorials that include example requests and example code. Building Applications (Objects) Custom Objects API Basics Custom Objects...
カスタムコードとパッチの互換性
Official Documentation
Custom Code and Patch Compatibility Subscribers If you deploy code that customizes or patches your DXP 7.2 installation, you must maintain its compatibility with all patches you're using. The...
パッチを適用したインストールのスリム化
Official Documentation
Slimming Down Patched Installations Subscribers In Liferay DXP 7.2, patch information is retained in Patch Files in the installation by default. This facilitates restoring DXP to a previous patch...
ホットフィックスの適用
Official Documentation
Applying a Hotfix Subscribers A Hotfix is a fix or collection of fixes delivered between Updates (or between Fix Packs for versions before DXP 7.3 SP3) to address a customer's confirmed critical...
バックアップ
Official Documentation
Backing Up Once you have your DXP installation running, you should implement a comprehensive backup plan that accounts for unforeseen events. Backup copies are also valuable for testing updates...
クラスター化されたインストールの維持
Official Documentation
Maintaining Clustered Installations Setting up your Liferay DXP installation to function in a cluster provides performance and scalability improvements, but also requires additional consideration...
ブルーグリーンのデプロイ
Official Documentation
Blue-Green Deployments Blue-green is a deployment technique in which you duplicate your production environment (the blue environment) and modify the duplicate (the green environment) with software...
ローリング再起動の実行
Official Documentation
Performing Rolling Restarts The rolling restart cluster maintenance process involves shutting down and updating nodes one at a time (while the other nodes are running) until they're all updated....
DXP 7.2の高度なパッチ適用
Official Documentation
Advanced Patching for DXP 7.2 Here are the DXP 7.2 advanced patching topics: Using Slim Bundles demonstrates conserving disk space by using DXP fix pack bundles that don't include Patch Files. ...
スリムバンドルの使用
Official Documentation
Using Slim Bundles Subscribers Liferay DXP 7.2 Fix Packs and Service Packs are also released bundled with the Tomcat application server. They are available as traditional bundles and Slim Bundles....
以前のバージョンへのパッチのインストール
Official Documentation
Installing Patches in Earlier Versions Subscribers The Patching Tool applies Fix Packs (including Security Fix Packs and Service Packs) for versions prior to Liferay DXP 7.3 SP3. It also applies...
Configuring the Patching Tool
Official Documentation
Configuring the Patching Tool Subscribers The Patching Tool can be adapted to any DXP installation. The tool's auto-discovery option is the easiest way to configure the Patching Tool. If you...
パッチのアンインストール
Official Documentation
Uninstalling Patches Subscribers After you install a patch, you may decide to restore your installation to a previous patch level. Here you'll learn how to Uninstall Patches Revert (uninstall)...
Liferayの以前のバージョンのアップデート
Official Documentation
Updating Previous Versions of Liferay Staying current with updates gives you the best security and quality. Security Updates are releases that address the latest security issues immediately. ...
リファレンス
Official Documentation
Reference When installing Liferay, you must take into consideration the specifics of your environment. These topics help you integrate Liferay into your existing environment and aid in...
CAS（中央認証サービス）による認証
Official Documentation
Authenticating with CAS (Central Authentication Service) CAS was deprecated as of Liferay DXP 7.2 and removed as of Liferay DXP 7.4. Please use SAML instead. CAS is a widely used open source...
Configuring SAML at the System Level
Official Documentation
Configuring SAML at the System Level Before allowing any portal instances to enable SAML authentication, you should configure it at the system level so those instances have a foundation from which...
SAML 経由で外部 IdP からユーザー グループのメンバーシップをインポートする
Official Documentation
Importing User Groups' Memberships from an External IdP through SAML This feature was released behind a dev feature flag. It was made Generally Available (GA) in Liferay DXP 2024.Q2/Portal GA120....
JVM設定
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 Home
Liferay Home Liferay Home is the folder from which Liferay DXP/Portal launches applications, reads and applies configurations, loads JAR files, generates logs, and more. Liferay Home's location...
ポータルプロパティ
Portal Properties Configuration options are specified using Portal Properties, sets of name/value pairs read from properties files and Docker environment variables on server startup. Default values...
システムプロパティ
System Properties Liferay DXP/Portal runs in the application server's JVM. System properties can be passed directly to the JVM as arguments to java in the format -D[name1]=[value1] or can be loaded...
サインインの設定
Official Documentation
Configuring Sign-In By default, Liferay DXP uses the Sign In widget to authenticate users. The Sign In widget appears on the default home page at http[s]://[server-name:port]/web/guest/home. If...
シングルサインオンの設定
Official Documentation
Configuring Single Sign-On Liferay Portal/DXP supports many ways of authenticating, from token-based solutions to standards such as OpenID Connect and SAML. With all the available options, you...
Kerberosによる認証
Official Documentation
Authenticating with Kerberos You can use Kerberos to authenticate Microsoft Windows™ accounts with Liferay DXP. This is done by using a combination of Liferay DXP's LDAP support and a web server...
SAMLによる認証
Official Documentation
Authenticating with SAML The SAML (Security Assertion Markup Language) adapter provides Single Sign On (SSO) and Single Log Off (SLO) in your deployment. SAML works by using Identity Providers...
インスタンスレベルでのSAML設定
Official Documentation
Configuring SAML at the Instance Level Each portal instance can be a SAML provider, either an Identity Provider (IdP) or a Service Provider (SP). Whichever role your DXP instance fills, you can...
SAML Authentication Process Overview
Official Documentation
SAML Authentication Process Overview Both the IdP and the SP can initiate the Single Sign On process, and the SSO flow is different depending on each one. Regardless of how it's initiated, SSO is...
トークンベースのシングルサインオン認証
Official Documentation
Token-based Single Sign On Authentication Token-based SSO authentication was introduced in Liferay Portal 7.0 to standardize support for Shibboleth, SiteMinder, Oracle OAM, and any SSO product that...
Liferay DXPのアクティブ化
Official Documentation
Activating Liferay DXP Subscription Required Liferay DXP is activated using an XML (.xml) activation key. It specifies your DXP subscription terms or trial agreement. When you run Liferay DXP for...
高可用性のためのクラスタリング
Official Documentation
Clustering for High Availability Liferay DXP can scale to serve everything from the smallest to the largest web sites. Out-of-the-box, it's configured optimally for a single server environment. If...
クラスタリンクの構成
Official Documentation
Configuring Cluster Link Enabling Cluster Link activates distributed caching. The cache is distributed across multiple Liferay DXP nodes running concurrently. Cluster Link uses Ehcache replication....
TCPを介したユニキャストの構成
Official Documentation
Configuring Unicast over TCP If your network configuration or the geographical distance between cluster nodes prevents you from using UDP Multicast clustering, you can configure TCP Unicast. You...
認証されていないリクエストを行う
Official Documentation
Making Unauthenticated Requests By default, Liferay DXP restricts API access for the sake of security, requiring authentication to get a valid response. However, in certain cases it may make sense...
Integrate Okta with Liferay DXP using OpenID Connect
How To
Introduction This recipe guides you through the steps to integrate Okta, your Identity Provider (IdP), with your Liferay environment using OpenID Connect. Prerequisites Okta Dev account Liferay DXP environment Administrative...
Designing and Displaying Reusable Navigation Menus
How To
Introduction This recipe guides you through the basic steps to build a multi-step form. Prerequisites Liferay DXP environment An object definition with fields A user who has access and control to create and manage objects,...
Data Sets are not working after upgrading to 2025.q1.4-lts where the feature is released
Troubleshooting
Issue I upgraded from 2024.q4.7 to 2025.q1.4-lts. After the upgrade, we encountered issues with Data Sets. In 2024.q4.7 I was using datasets as beta but as in 2025.q1.4 its released. I have enabled Root Objects and...
Liferay IDE: Resolving 'Unable to make field private' errors with JDK 21
Troubleshooting
Issue I'm encountering java.lang.reflect.InaccessibleObjectException: Unable to make field private ... accessible errors when starting Liferay from the Liferay IDE plugin within the Eclipse IDE with JDK 21....
CKEditor Customizations Not Applying to Translations or Forms
Troubleshooting
Issue Customizations made to CKEditor using an `EditorConfigContributor` are only applying to the editor when editing Web Content, but not in the editor for translations (accessed through Control Panel...
Freemarker templates escape HTML content in Text fields after migrating from Liferay DXP 7.3 to 2025.Q1
Troubleshooting
Issue After migrating from Liferay DXP 7.3 to 2025.Q1, HTML content within web content "Text" fields is no longer interpreted by Freemarker templates using ${field.getData()}. It is displayed as...
How to Configure PaaS to Push Metrics to Dynatrace Account
How To
Issue What is the correct way to configure our new PaaS environment to push metrics to a Dynatrace account? Environment DXP 7.4 Resolution Set the following environment variables in LCP.json ...
Finding your Liferay Cloud location via egress IP address
How To
Issue The ingress IP address of our Liferay Cloud instance shows a different location than expected.   Environment Liferay PaaS   Resolution The ingress IP address does not reflect the actual location of the specific...
The "Menu Display" text appears in the Navigation Menu widget
Troubleshooting
Issue After a failed login attempt, the navigation menu's display text appears above the menu itself. Steps to reproduce: Create a site. Create a login page and deploy the sign-in widget. Create a navigation...
Content lost when changing language during creation
Troubleshooting
Issue When creating content, such as a calendar event or filling a form, changing the language during the process can cause the loss of all entered information. This can happen if another browser window or tab is open...
Translatable fields display empty after deleting field translation instead default translation
Troubleshooting
Issue When adding content to a translatable field in a structure and subsequently deleting the content in a secondary language, the field displays as empty in that specific language instead of falling...
How to deploy a custom JAR to the shielded-container-lib directory in my PaaS Environment
How To
Issue I would like to know how to deploy a custom JAR to the shielded-container-lib directory of Tomcat in my PaaS environment. Environment Liferay PaaS Resolution Follow these steps: In your Liferay Workspace,...
Liferay and CVE-2025-24813
legacy
Issue Does Liferay DXP have the vulnerability CVE-2025-24813? Environment Liferay DXP Quarterly Releases 2025.Q1 Resolution Liferay bundles and docker images are not affected due to the attribute...
Can Layouts Be Dynamically Assigned to Object Entries Based on Experience (e.g., User Role)?
Issue I’ve created an Object named TestObject and added two layouts: Test Layout 1 and Test Layout 2 in the Site Builder → Pages section. Behavior observed: If no layout is marked as default, the system uses the...
Discrepancy in Batch Behavior: headless-commerce-admin-account vs. headless-admin-user
legacy How To
Issue We’ve encountered a discrepancy in how batch operations work for Accounts between the headless-commerce-admin-account API (now deprecated) and the newer headless-admin-user API. Previous Behavior...
Changes to Content Page Template Not Propagated to Pages
Issue After creating a Content Page Template and then creating pages based on that template, any subsequent changes and publishing of the template do not reflect on the pages using the template.   Environment...
User did not provide a valid CSRF token Error
Troubleshooting
Issue Portlet Action requests intermittently returning a 403 error code. In the logs the following error message regarding invalid CSRF token gets printed whenever the 403 error is thrown. "User [user_id] did not provide...
Session timeout warning message does not show the counter
Troubleshooting
Issue I have an issue with the session timeout message. After upgrading from DXP 7.1 to Quarterly Release, when a user session is about to expire, they receive a warning message that their session will expire in a...
Uncaught TypeError: Liferay.Notification is not a constructor
Troubleshooting
Issue Adding the below script to any page through any Web content display can reproduce the issue in vanilla. <a href="#" onClick="showWltNotification('Your Request failed to process', 'danger');"> Link here </a>...
"Could not resolve value from secret references" error deploying build in PaaS
Troubleshooting
Issue When deploying a build in my Liferay Cloud PaaS environment, the build process fails and returns the following error message: Some error has happened during the build. Try again. [{"message":"Could not...
Client Extension Build Fails Due to Unresolved Dependency
legacy Troubleshooting
Issue When building a Client Extension of type jsImportMapsEntry, the build fails if the Client Extension depends on another Client Extension, because the build cannot resolve the dependency. Environment Liferay DXP...
How can I disable the Commerce Wish List creation
How To
Issue I have an issue with the commerce wish list table in the database. The table has lots of entries and it is growing more, even though we do not use the wish list feature. I would like to remove these entries and...