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Where can I find the BrowserSnifferUtil.java class?
legacy
Issue After upgrading from 2023.Q3 to 2025.Q1, I can no longer find the com.liferay.portal.kernel.util.BrowserSnifferUtil class? Was it moved or deprecated? Environment Liferay DXP 2023.Q4+ Resolution In Liferay...
Upgrade to a Quarterly Release Fails with "Elasticsearch sidecar could not be started" Error
legacy Troubleshooting
Issue When upgrading from Liferay DXP 7.2 to a Liferay DXP 7.4 Quarterly Release, the server startup fails. The logs show errors related to Elasticsearch, such as: 2025-07-10 09:29:51.414 ERROR...
In the Documents and Media portlet, the search is not performed on the selected folder in its configuration
legacy Troubleshooting
Issue I have an issue with the documents and media portlet document search. I have two document folders and two document and media portlets on a page. One folder is set at a document folder, the other is set at another...
Client extensions for different business needs
legacy How To
Issue How we can leverage client extensions? Environment Liferay DXP Quarterly releases Resolution As of 2024.Q4 Liferay CLI tool and Liferay Themes Toolkit are deprecated. Instead, a new approach is available....
Can Terms Of Use be Configured at the Site Level?
legacy
Issue If we have two or more sites, is it possible to specify a different journal article for the terms of use of each site? As the following current custom properties are not sufficient as they apply to every site:...
Client Extension disappears
legacy Troubleshooting
Issue We've found that our client extension disappears after Liferay is restarted. After a customElement CX is deployed, Liferay is forced to restart and our extension disappears with every restart. Environment SaaS...
StaleStateException Error During Startup with OpenID Connect Configuration
legacy Troubleshooting
Issue During a Liferay DXP startup, the following error message appears in the logs, related to OpenID Connect provider configuration: ERROR [...][BatchingBatch:139] HHH000315: Exception executing batch...
How to Configure Liferay DXP Logs in JSON Format
legacy How To
Issue How can Liferay DXP be configured to generate logs in JSON format instead of the default plain text format? This is often required for integration with modern log aggregation and analysis tools....
Unable to add Information Templates after changing Default Language
legacy Troubleshooting
Issue When only one language is available in Instance Settings > Localization and it is not "English (United States)", the Information Templates section under Design > Templates do not load. Environment Quarterly...
Node in Cluster Fails to Start with Deadlock and Circular Reference Errors
legacy Troubleshooting
Issue When starting a Liferay DXP cluster, the node fails to start and gets stuck. The thread dump show a combination of errors, including deadlocks, circular references, and class not found...
Datasets Are Not Displayed After Upgrading to DXP 2025.Q2
legacy Troubleshooting
Issue After upgrading to DXP 2025.Q2, existing Datasets are not displayed on pages. The Dataset fragment may appear collapsed when editing the page but is not rendered for users. Newly created Datasets are displayed...
Exception in thread "main" java.lang.ClassNotFoundException: com.liferay.portal.tools.DBUpgrader
legacy Troubleshooting
Issue While attempting to upgrade to the Liferay Quarterly Release, the following error was encountered, and the upgrade process failed: Exception in thread "main" java.lang.ClassNotFoundException:...
NullPointerException in getArticleDisplay without a ThemeDisplay
legacy Troubleshooting
Issue After upgrading to Liferay DXP 7.4 2025.Q1.0 or a newer version, calling the JournalArticleLocalService.getArticleDisplay() method for a Journal Article located in the Global Site fails if the...
Node.js Version for Client Extension Development and Handling Security Vulnerabilities
legacy
Issue When developing client extensions with React for Liferay DXP 2024.Q4 or newer, what is the recommended Node.js version? The official compatibility matrix suggests Node.js version 20.12.2, but this version...
Is Oracle 23ai Supported by Liferay DXP?
legacy
Issue Is Oracle database version 23ai compatible with Liferay DXP? Environment Liferay DXP 7.4 Liferay DXP Quarterly Releases Resolution Currently, Liferay DXP does not support Oracle version 23ai. The...
Cluster won't be established and traces show Autodetecting JGroups outgoing IP address and interface for false:80
legacy Troubleshooting
Issue After setting up a Liferay cluster, the cluster won't be properly established. There's a suspicious trace in the logs INFO [SCR Component Actor][JGroupsClusterChannelFactory:130] Autodetecting JGroups...
Unable to schedule Web Content with past dates
legacy Troubleshooting
Issue As of 2025.Q1, you can no longer edit the "Display Date" field or schedule the publication date for past dates—only for future ones. As a result, you are unable to perform a key use case that used to...
Is Liferay affected by CVE-2024-6783?
legacy
Issue After performing a security scan, a Vue.js vulnerability reported as CVE-2024-6783 is identified. Environment Liferay DXP 7.4 - Quarterly Releases Resolution Liferay is not impacted by CVE-2024-6783 as Liferay DXP...
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...
HotDeployException thrown at startup sometimes for some of our custom portlets
legacy Troubleshooting
Issue we have a problem with our portlets. Sometimes when we restart Liferay, some portlets are failing to deploy. We do not have exact scenario. It can happen for any of our portlet during restart. Here is exception that...