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Improve the Performance of JS Loader Modules Servlet
legacy Troubleshooting
Issue How could we minify js_loader_modules file to improve our page load performance? Environment DXP 7.1 Resolution Install Fix Pack 11 which includes the following fixes to improve the performance...
API for document deletion
legacy
Issue API for the document deletion Environment Liferay portal 6.2 Resolution Please Note: The following procedures and unofficial links involve customizations that are beyond the scope of Liferay Support.  Please...
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...
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...
Migrating Tag Sets During the Upgrade Process From Liferay Portal 5.2 to 6.0
legacy How To
This article outlines the changes to Tags and Tag Sets between Liferay Portal 5.2 to Liferay Portal 6.0, and later versions. Specifically: The changes to the Tags Navigation Portlet (Where Did Tag Sets Go?) How to...
Liferay DXP 7.1 Database Portal Properties
legacy How To
This article is intended to provide a list of all the Liferay DXP 7.1 database properties that can be used to connect your DXP 7.1 installation to various databases. To use any of them, uncomment the block of code you...
Changes in Enabling serviceLocator Calls in Liferay DXP 7.0
legacy How To
This article documents a change in where to define serviceLocator properties in Liferay platforms; both in Portal and Digital Experience Platform (DXP). Developers familiar with this functionality in Portal 6.2 can...
JBoss EAP vs. JBoss AS
legacy
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....
DLFileRank Causes Deadlock or SQL Update Batch Errors
legacy Troubleshooting
With DLFileRank enabled, Deadlock or SQL Update Batch Errors may happen due to DLFileRank updates. When using DLFileRank, unique constraints can be found due to the amount of writes...
Disabling Specific Built-In Portlets
legacy How To
Liferay comes equipped out-of-the-box with a variety of portlets that users may add to their page. For various reasons, however, an administrator may wish to remove some of these...
Before Opening a Portal Deployment Ticket
legacy How To
This article is a legacy article. It applies to previous versions of the Liferay product. While the article is no longer maintained, the information may still be applicable. The following article outlines a short...
Upgrading to Liferay Portal 6.0 EE SP2
legacy How To
This article is a legacy article. It applies to previous versions of the Liferay product. While the article is no longer maintained, the information may still be applicable. When upgrading to the latest Liferay...
Deploying Xuggler on Windows 64 bit
legacy Troubleshooting
Xuggler is a tool for users to encode and decode media files. Used in conjunction with Liferay Portal or Digital Enterprise 7.0, users can view media files on the Documents and Media...
Declining One Event of a Repeating Event Declines Every Repeating Event
legacy Troubleshooting
This article documents how declining one event of a Repeating Event declines every repeating event. For example, if there is a weekly repeating event and a user declines that event in...
Structures With Duplicate Element Names Fail DDM Verification When Upgrading
legacy How To
This article documents a known issue in which structures with duplicate element names fail Dynamic Data Mapping (DDM) verification when upgrading from Liferay Portal 6.1 to Liferay Portal 6.2 or Liferay Digital...
Upgrading to Liferay Portal 6.1 EE GA1
legacy How To
When upgrading to the latest version of Liferay Portal, there are many things to take into account. This guide is designed to assist in the upgrading process. Please read and ensure...
Apache Struts 1 Known Vulnerabilities
legacy
QUESTION: How are Liferay DXP 7.0 and 7.1, and Liferay Portal, affected by the following vulnerabilities? CVE-2016-1181: Arbitrary code execution, denial of service CVE-2016-1182: XSS and denial of service...
SQL Exception Warnings Appear During DXP Upgrade Indicating 'Fallback to recreating the table'
legacy
This article documents a false negative warning message that can occur when upgrading your Liferay platform, and which has caused some confusion amongst our users. During the Liferay DXP upgrade process, several WARN...
Inputting Initial S3 Configuration Settings on DXP 7.0
legacy How To
This article serves as a reference for how to configure Liferay Digital Experience Platform (DXP) to use Amazon Web Services S3. DXP users can leverage Amazon S3 in two key areas; to serve as a file store repository,...
Fix Pack and Hotfix installation order on Liferay Portal EE
legacy
The order of fix pack and hotfix updates are determined by engineering in several ways. This order is hardcoded in the update. Environment Versions previous to Portal 6.2 SP11...
Creating a Backup/Disaster Recovery Environment for Liferay Portal
legacy
This article gives an overview of a backup/disaster recovery environment that is necessary when starting a Liferay Portal project. This backup will often be referenced by Liferay Support Engineers as it is...
System-ext.properties Reference Guide
legacy How To
This article serves as a reference guide for how to set system wide properties through the system-ext.properties file. Similar to the relationship between the portal.properties and portal-ext.properties files,...
Update Manager gives plugin update reminders for up to date plugins
legacy Troubleshooting
This article is a legacy article. It applies to previous versions of the Liferay product. While the article is no longer maintained, the information may still be applicable. This article documents a known issue where...
Connection to Analytics Cloud fails due to error unable to find valid certification path to requested target
legacy Troubleshooting
Issue Analytics Cloud is not getting configured when using an access token. The following error appears in the logs: ERROR [default task-26][ExceptionMapper:79] unable to find valid certification path to requested...
Search navigation not showing the correct pagination or displaying the last couple of Web Content documents
legacy Troubleshooting
Issue When using the search navigation, we've discovered that not all of the web contents are displayed. The pagination is also not reflecting the correct amount of web content documents. Steps to reproduce: 1. Start...
Changing locale using the Language selector in a private page redirects to a 404 error page
legacy Troubleshooting
Issue I have an issue with the use of the language selector in a private page. When I try to change the locale using the language selector, I get redirected to a 404 error page. Reproduction Steps: Start 2024.q1.17....
Builds being deployed to the Liferay Cloud console fail with the following error: Unknown arguments: use-external-git, useExternalGit
legacy Troubleshooting
Issue Any builds being deployed to the Liferay Cloud console fail with the error: Unknown arguments: use-external-git, useExternalGit Environment PaaS Quarterly Release Resolution There is an incompatibility with CLI...
NoClassDefFoundError: org/apache/commons/compress/archivers/zip/ZipArchiveInputStream
legacy Troubleshooting
Issue We are putting up commons-io on osgi/module folder so it will be readily available to all modules, on our previous version of Liferay (DXP 2024 Q1.7), the commons-io worked, however now we are updating to the latest...
Liferay service restarts frequently
legacy Troubleshooting
Issue Since we allowed access to some users to contribute content, we are getting many issues with Liferay service restarts. While we are working with the platform, following error message is shown without any...
GMT Unexpectedly Appears in Time Zone Dropdown
legacy Troubleshooting
Issue I'm trying to customize the default list of time zones in Liferay DXP by setting the time.zones property in the portal-ext.properties file. I didn't include GMTin the configuration, but it is still showing...
Documents and Images Missing After Restoring Backup to PaaS
legacy How To
Issue After restoring a database and document library backup to a Liferay Cloud PaaS environment, the documents and images are missing. Environment Liferay DXP. Liferay Cloud PaaS Google Cloud Storage...
Permissions error when restoring backup
legacy Troubleshooting
Issue We are trying to restore a PRO environment backup into DEV environment. And we see in the log several errors related to Document Library when decompressing: May 05 16:13:15.812 build-3964...
Path error for mariadb.jar
legacy
Issue Booting Liferay DXP 2025.Q1 we see in log file following error: May 22 11:37:49.551 build-3994 liferay[liferay-7c588c8bd4-mg686] [dxp] ERROR [main][StartupAction:68] Files...
Sites' default locale is not among available locales
legacy
Issue Sites may have inconsistencies in their language definitions where the default locale is not included in the list of available locales after create or update the sites.  Example inconsistencies...
How can I change View permissions for all the contents of a Document Library folder?
legacy
Issue When I change the View permissions for a folder, the new permissions aren't reflected in the permissions window of any child folders or files within the parent folder. How can I change View permissions for...
How can I implement the Google Site Verification meta tag in Liferay?
legacy Troubleshooting
Issue I want to implement the Google Site Verification via meta tag in Liferay, but after adding the Google-provided meta tag data to my site through Custom Meta Tags, the verification is still failing. ...
Warning in logs: "No theme found for specified theme id" after uninstalling a theme
legacy Troubleshooting
Issue After migrating, the following warning appears in the logs: 2025-05-19 08:51:53,593 WARN [ajp-nio-10.10.13.111-8009-exec-83][ThemeLocalServiceImpl:220] No theme found for specified theme id...
Error in Logs When Accessing "OAuth 2 Administration" in Control Panel
legacy Troubleshooting
Issue When clicking on the "OAuth 2 Administration" option in the Control Panel, the following error is logged, and the UI displays an unresolved Velocity variable (${processor.processMax()}): Unable to execute...
How can you ensure that users from User Groups are properly imported when using LDAP Active Directory with Liferay?
legacy Troubleshooting
Issue Ensuring that User-Groups users are properly imported when using LDAP Active Directory with Liferay. Environment Liferay DXP 7.4 Resolution To ensure proper user imports and updates, the User Group...
Error Creating Web Content with Nested Fields via Headless API: 'Value Should Not Be Set for Transient Field'
legacy Troubleshooting
Issue When attempting to create web content that includes nested fields using the Headless API, the user encounters a 400 Bad Request error. The response message states: "Value should not be set for transient field...