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Outdated ibm-cos-java-sdk in Liferay S3 Module on JDK 21

Issue The liferay-portal-s3 package relies on ibm-cos-sdk-core version 2.9.0, which hardcodes the KeyManagerFactory to 'SunX509', a value no longer recommended for use with Java 21. Environment 2024.Q4.7 Resolution...

Site-initializer using PATCH instead of PUT for object definition with API

legacy Troubleshooting

Issue I am having issues updating our object definitions via site initializer synchronization. The issue was first observed with new fields not getting added to objects. When I do a manual object definition export/add...

Can we retrieve the list of Collections/ContentSets' names using headless API?

legacy Troubleshooting

Issue Using Liferay's headless-delivery API, it’s not possible to retrieve Collections' (referred as ContentSets in the API) names. The user wants to retrieve the collection by its name. There is a similar feature for...

CAPTCHA_TEXT Not Set In The Portlet Session

legacy Troubleshooting

Issue While validating the captcha in the custom module, the following exception shows: "CAPTCHA text is null. User null may be trying to circumvent the CAPTCHA." Steps to reproduce: Deploy...

How to improve cases where a Rest Module isn't built?

legacy Troubleshooting

Issue From time to time some Rest Modules are not being built using Gradle. Environment Liferay 7.3 Liferay 7.4 Resolution The common and initial suggestion is always to download and use the latest...

Chart Taglib is Unavailable in Liferay DXP 2025.Q1 and Later

legacy How To

Issue After upgrading to Liferay DXP 2025.Q1, custom modules that use the Liferay Chart Taglib fail to build or deploy. The build process may fail with an error indicating the chart library cannot be found: Could...

Rest Application menu (/o/api) contains duplicate items

legacy Troubleshooting

Issue I have noticed that when I use the headless /o/api Rest Application menu has duplicated items. It is duplicated next time after being selected and used. It does not impact the functionality. Reproduction Steps:...

Groovy Script for deleting users from the database

legacy How To

Directly modifying the database is not advised because we are unable to provide assistance regarding the damage it might do. The suggested approach in these cases is a groovy script that uses Liferay's API....

ORA-01408 exception when upgrading custom Service Builder module

legacy Troubleshooting

Issue Running g! upgrade:check it turns out that a component was not migrated successfully, the output is for example: There is an upgrade process available for ServiceBuilder.service from 0.0.0 to 1.0.0 Upon...

統合

Official Documentation

Integration

Headless API

Official Documentation

Headless APIs

カスタムオブジェクトAPI

Official Documentation

Custom Object APIs Liferay 7.4+ When you publish a custom object definition, Liferay generates default REST APIs for interacting with the object and its data. These APIs vary depending on the...

オブジェクトAPIの基本

Official Documentation

Object API Basics When you publish an Object, Liferay automatically generates REST APIs for it. These APIs differ for Company and Site scoped Objects, but they all use the c/[pluralobjectlabel]...

バッチAPIの使用

Official Documentation

Using Batch APIs When you publish an Object, Liferay automatically generates REST APIs for it. These include the batch APIs for bulk POST, PUT, and DELETE operations. Here you'll use cURL commands...

Base64 エンコードされたファイルでオブジェクト API を使用する

Official Documentation

Using Object APIs With Base64 Encoded Files Liferay DXP 2024.Q2+/Portal GA120+ When creating object entries with attachment fields through APIs, you can generally upload files from your computer...

GraphQL を使用したオブジェクトエントリの管理

Official Documentation

Managing Object Entries Using GraphQL You can use GraphQL to manage custom object entries in Liferay efficiently. This API framework simplifies data interaction and serves as an alternative to REST...

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,...

REST APIでの集計用語の使用

Official Documentation

Using Aggregation Terms with REST APIs When querying Object entries using REST APIs, you can use an Object's fields as facet criteria for aggregating entry data. To do this, add the...

nestedFields を使用してエントリ履歴を監査する

Official Documentation

Using nestedFields to Audit Entry History Liferay 7.4 U72+/GA72+ When you enable entry history for an object definition, you can use the nestedFields parameter with REST APIs to audit entry...

nestedFieldsを使用して関連エントリをクエリする

Official Documentation

Using nestedFields to Query Related Entries Liferay 7.4 U69+/GA69+ The nestedFields parameter returns multiple levels of related object entries in a single GET request. Pass the nestedFields...

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