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Portal Search Results Do Not Include Knowledge Base Articles
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 While the article is no longer maintained, the information may still be applicable.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...
Utilizing Jasper Reports Plugin in Liferay
The Jasper Reports Plugin is designed to work with the Reports Portlet in order to enhance the report capabilities of reporting programs such as iReport. This article will demonstrate...
Addressing the 'WARNING: Some of the currently installed fixes are not available' Patching-Tool Error
When attempting to install patches with the Patching-Tool Install command, an error message is generated, which states:  Running install would revert some of the previous fixes. Installation process is stopped....
Introduction to AlloyUI
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 While the article is no longer maintained, the information may still be applicable.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 provides you with three...
Liferay Sync Frequently Asked Questions
Information about products not created by Liferay is provided for informational purposes only and does not constitute Liferay Support recommendation nor endorsement. Liferay also does not assume any responsibility...
Embedding Videos in Web Content Articles on DXP 7.1+
This reference article describes several different ways to embed videos in Web Content Articles in Liferay Digital Experience Platform 7.1+. It is designed to supplement Liferay's Official Documentation on Publishing...
Extension Environment Migration Tips
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 While the article is no longer maintained, the information may still be applicable....
Vocabulary and Category Management for Staging
This article outlines a practical suggestion for managing the use of categories and vocabularies in a way that prevents publication errors due to dependencies.  Resolution When working within a site, a user may...
Disabling the Authentication System and Delegating It to an LDAP Server
By default, the Liferay platform always uses its own authentication system that checks and validates the user password in its own database. Even if you enable LDAP settings and set it...
Page Reordering for Staging
This article outlines a practical suggestion for performing a page reordering in a staged environment. Following the suggestion below will ensure that pages are reordered without the publish taking an inordinate...
Spring Framework Security Vulnerabilities: CVE-2018-1270, CVE-2018-1271, CVE-2018-1272
QUESTION: How are Liferay Digital Enterprise 7.0 and Liferay Portal affected by the Spring Framework Vulnerabilities: CVE-2018-1270, CVE-2018-1271, and CVE-2018-1272? Resolution Impact to Liferay CVE-2018-1270: Liferay...
Defining Encryption Algorithms for Passwords Stored in the Database
By default, Liferay encrypts the passwords that go into the database. The default algorithm is SHA-1 in 6.0 and 6.1 versions, which changed to PBKDF2WithHmacSHA1/160/128000 in version...
Defining Wiki Permissions
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. Wiki...
Using Multiple Languages for Staging
This article outlines a practical suggestion for avoiding issues when using multiple languages in a site along with the Liferay platform’s staging feature. Following this suggestion will help prevent future staging...
Patch Management Best Practices
The principles below are adopted from general industry standard patch management best practices. Following these will help mitigate the risk of change on production servers. Awareness Liferay communicates the...
Communicate Standard for Using 'Live-Editable' Portlets for Staging
This article outlines a practical suggestion for keeping data in sync between the staging and live site for portlets that allow changes in both places. Following the workaround will help prevent staging publication...
Creating Numeric Screen Names
This article describes how numeric screennames can be used in Liferay Portal. Resolution Set the following property to true in the portal-ext.properties file that will override the...
Correcting Translations in the Liferay Platform
When installing Liferay Digital Experience Platform (DXP) 7.0 or any Liferay Portal version, portal administrators have the option to leverage any of the translations that come with the default installation. This...
Limitations When Using Pjax to Render Embedded Content
This article describes a fundamental product limitation when pjax is used to render programmatically nested content in Liferay platforms. (Pjax is a jQuery plugin, a standalone JavaScript module that uses AJAX...
Configuring Lucene to Reindex Less Aggressively on Liferay Portal
In Liferay Portal, after completing a large LDAP import, performance may suffer because Lucene is set to re-index after every change. For example, if there are 15,000 users, Lucene will perform an index after each user is...
Configuring LDAP to Ignore Attributes During the Import Process
This article describes how specific LDAP attributes can be ignored during LDAP user import. Sometimes, users may change some information on the Liferay Portal. When the next scheduled...
Changing the Default Title or Description of a Portlet System-wide
The title of a portlet is determined by the language properties files and may be changed system-wide by using a language ext properties file similar to portal-ext.properties. Resolution To demonstrate how to change the...
Splitting Blog Information Into Different Pages
Through the Blog Portlet, there is a unique functionality where Blog information can be split into different pages. Resolution To achieve this functionality, start by going to the...
Optimizing Lucene
In most cases, optimizing Lucene is helpful; in larger deployments it is a necessity. This article aims to explain the relevant settings for optimizing Lucene and provide links to...
Configuring the automatic email notification URLs to display the correct port number
When an email notification is sent out, the template for the message may not be referencing the correct port within the URL. For example, the email may show the URL as...
AIX License Deployment Issue
When using the AIX operating system with Liferay Portal 6.1, a license may fail to deploy, giving the output: License is in use by another instance. Resolution This license issue is due to a known issue with AIX, in...
Message Boards Issue When Configuring With HTML and Creating Hyperlinks With the 'Other' Designation
This article documents a known behavior where Message Boards' CKEditor—when configured to HTML—will have text stripped from hyperlinks after a post. This is usually observed after setting the protocol to Other. Resolution...
Liferay's permissions.inline.sql.check.enabled property
When searching, guest users are able to see highlighted folders, categories, and threads when they have no permission to view them. Resolution During search, Liferay runs a permission...
Liferay Portal Activation Key Deployment Instructions for versions 5.2 SP5 to 6.0.X
Activation Key deployment for Liferay Portal versions 5.2.9 (Service Pack 5) to 6.0.x is different from key deployment for Liferay versions 5.2 SP4 and earlier. Activation keys are no...
Elasticsearch and Liferay Enterprise Search Security Advisory: CVE-2018-3831
CVE-2018-3831 reports that, "Elasticsearch Alerting and Monitoring in versions before 6.4.1 or 5.6.12 have an information disclosure issue when secrets are configured via the API. The Elasticsearch _cluster/settings...
Apache Struts 2 Vulnerability: CVE-2017-9805 and CVE-2017-12611 - REST XStream FreeMarker
The following Common Vulnerabilities and Exposures (CVE) have been reported for Apache Struts 2: CVE-2017-9805 CVE-2017-12611 CVE-2018-1327 - REST XStream FreeMarker CVE-2018-11776 How are Liferay DXP (both 7.0 and...
Excluding User Groups Not Part of the BaseDN In LDAP Import
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. In older versions of Liferay Portal...
Open LDAP setup guide
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. Any implementation of these principles...
Java NPEs in the Console When Refreshing the CAPTCHA Image
This article documents a known issue where refreshing the CAPTCHA image causes a Java NullPointerException (NPE) to be triggered. Please note that the CAPTCHA image will still be refreshed. Steps to Reproduce Start the...
JSESSIONID Changes as Part of Liferay Security
This article documents Liferay's position regarding the Session Identifier (JSESSIONID), including how and why a new JSESSIONID is generated.  Resolution Customers doing their own security scan of the Liferay platform...
Using the 'getOriginalServlet' Function to Retrieve the Default Query String in DXP 7.0
This article serves as a reference guide on how to use the getOriginalServletRequest function to get the default queryString when using the OSGi framework. Developers familiar with Liferay Portal 6.2 EE and now using...
WeDeploy Auth Admin Portlet in Liferay DXP 7.0 Fix Packs
When deploying Liferay DXP 7.0 Fix Pack 24, 25, 26 or 27, the WeDeploy Auth Admin portlet will appear in the Control Panel. WeDeploy is currently a beta product. The addition of this portlet will have no impact or...
Cookies Issue Related to Two-Character Domain Names While Using Internet Explorer
This article documents an issue that has been reported by some users working on Liferay Digital Experience Platform (DXP). It is a cookies issue that has been reported, and the issue arises when using certain versions of...
New UI Features in Liferay Portal 6.2
This article outlines some of the big changes that have been made to the UI in Liferay Portal 6.2, and how to work with them. Liferay Portal 6.2 brings a set of improvements to the usability and user interface....
Setting Up Liferay Portal 6.1 EE on JBoss 5.1 EAP
This guide will assist you in the startup of JBoss EAP 5.1 with Liferay 6.1 EE GA1. Resolution Download JBoss EAP    Download the liferay-dependencies.zip   Navigate...
Receiving Mixed Mode Warning when ReCaptcha is enabled on site with HTTPS
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...
False Security Issue in FCKEditor and Liferay 6.x Reported as CVE-2018-10795
Recently, a security vulnerability was filed in Mitre under CVE-2018-10795 reporting an issue in FCKEditor and Liferay Portal 6.x versions. Resolution Liferay disputed this issue because file upload is an expected...
Portlets with WYSIWYG Editor cannot publish large articles
Information about products not created by Liferay is provided for informational purposes only and does not constitute Liferay Support recommendation nor endorsement. Liferay also does...
Create a Plan for Maintaining Database-File System Consistency for Staging
Remember that Liferay’s database and file system are generally separate data sources that need to be in sync as Liferay references the file system. When backing up, make sure that these sources are backed up in a way...
Liferay Sync Access Blocked by Firewall
n order for Liferay Sync to function properly, the application will need access to the Liferay Portal. In many environments, this is a straightforward connection. In some, however, the local firewall may result in the...
Using the Global Scope when linking assets from multiple sites for Staging
This article outlines a practical suggestion for storing and referencing content in multiple sites. Following this suggestion will help prevent errors and permissions issues for users referencing documents, media,...
Wiki Permission Details
Wiki Permissions can be "layered" because of the multiple permissions that can go into it. This article aims to explain the different levels that wiki permissions can happen on....
Enabling or Disabling Directory Indexing
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. Starting...
Guide for Document Library 5.2 and 6.0
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. Any implementation of these...
Liferay Information for Common Browsers
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 contains relevant...
Activation Key Files Must Be Deployed Before Deploying Plugins
This article briefly describes a deployment error that can be easily avoided by simply ensuring that the portal's activation key is deployed before any plugins are deployed. If an...
Setting Up the Patching Tool in Weblogic
This article details how to set up the Liferay patching tool in a Weblogic based environment. Resolution To begin, unzip the patching-tool parallel to the domain server in use. For example, if using base_domain found...
Patching Tool v21
Since the release of the last Patching Tool v20, we have been busy implementing new improvements that will enhance the user experience as well as the Support engineers’ ability to assist users. Starting with version 21,...
Issues with Using IBM J9 JDK
When running Liferay Portal's Patching Tool with IBM J9 as the Java version with multiple hotfixes, the patching-tool info command, and other patching tool commands may fail. Resolution The root cause of this issue is that...
DXP Features Summary
Liferay Digital Experience Platform (DXP) has been redesigned to include new functionality. The following list is a summary of what is new to Liferay DXP. Digital Experience Platform (DXP) Foundation OSGi Open...
Setting Up OpenAM With Liferay Portal 6 on Tomcat
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. Any implementation of these...
Special Characters Do Not Work in Friendly URL
Liferay platform "friendly URLs" allow you to create smaller, user-friendly URLs instead of the large, standard ones that the portlet creates. If you try using special characters in...
Managing Expired and Future Scheduled Web Content
This article documents how the Web Content Display portlet is designed to display different versions of the same Web Content article. In particular, this article discusses the intended...
Making Liferay CAPTCHA Easier to Read in Liferay Portal 6.1
This article is intended for legacy versions of Liferay Portal CAPTCHA is an industry standard security measure that requires users to enter what they see a small window as part of the validation process when creating an...
ThreadLocal Leaking Caused by Usages of Netty in Elasticsearch
This article documents a possible known issue where there is ThreadLocal leak shown in the console logs when shutting down the application server:...