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Benchmark Study of Liferay Digital Enterprise 7.0
Legacy
This whitepaper is a benchmark study of Liferay Digital Enterprise 7.0 and describes optimal configuration, settings, and the methodology used for this study. The whitepaper also contains the results based on the...
The value of "Session Attributes" is not replicated to the other node in cluster
Legacy
Issue Setup a two nodes Liferay Cluster and set "live.users.enabled=true". Login on node 1 and go to "Control Panel > Users > Monitoring". Remember the Session ID. Go into the detailed session page, there is value for...
Persistent scheduler job is not triggered in a cluster environment
Legacy
Issue In a cluster environment, customized persistent scheduler job is not triggered sometimes. Environment Liferay DXP 7.1 Resolution Make sure the customized persistent scheduler module is deployed on all cluster nodes.,...
What database isolation level does Liferay need for Microsoft SQL Servers?
Legacy
Issue There are several different isolation levels that can be configured on a SQL Server database. Which one is appropriate to use with the Liferay software? Environment Liferay Portal 6.2 connected to a SQL...
Compressing (Gzipping) js_loader_modules file
Legacy
Issue js_loader_modules files are taking more time to load which degrades the portal's performance. To identify whether js_loader_modules file is Gzipped or not: Open the portal in Chrome incognito window. Press F12...
Cannot cast org.apache.cxf.transport.http_jetty.continuations.JettyContinuationProviderFactory to org.apache.cxf.transport.http.ContinuationProviderFactory
Legacy
Issue The following error is reported in the log: 2019-04-26 08:31:35.109 WARN [ServerService Thread Pool -- 84][com_liferay_portal_remote_soap_extender_impl:103] Invocation of 'addService' failed....
Removing Product Information Displayed in the HTTP Headers
Legacy
Issue Customers might want to remove the product information found in the HTTP Headers and in the console logs for security reasons. The information displays: Liferay-Portal: Liferay Digital Experience Platform 7.0.10...
Default View for Calendar Portlet Saves on All Pages
Legacy
Issue If a user sets the Calendar's "View" configuration, the setting is applied for every instance of the Calendar Portlet instead of just the specific instance of the portlet Environment Liferay DXP...
Can I change the JVM Time Zone?
Legacy
Issue For business reasons the JVM's Time Zone was set to something other than UTC. Now we are seeing odd behavior across the bundle: A scheduled daily event is off by a day Web Content Articles are showing the...
Determining the Page Count and Global References in a Site
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. Any implementation of these...
Missing Marketplace App Functions in the Control Panel
Legacy
Issue After restarting the server, customers have reported that several Marketplace functions normally found in the Control Panel are missing. See screenshot: Environment Liferay DXP 7.x Resolution This is because the...
"Incorrect string value: '\xC2\x80\xC2\x99s ...' for column 'description' at row 1"?
Legacy
Issue During the upgrade process, you may encounter an error like the following: Incorrect string value: '\xC2\x80\xC2\x99s ...' for column 'description' at row 1 Environment Liferay DXP 7.0+ Resolution The...
Why can I not access my Liferay server at the Friendly URL I set?
Legacy
Issue A Friendly URL can be set to change the URL that users see when accessing a specific site. However without the Home URL being updated attempting to access the bundle at its base address will return a "Not...
Limitation: Audience Targeting User Segment Cannot Use Physical Screen Size MDR
Legacy
This article documents a limitation when viewing content based on a User Segment in the Audience Targeting app that uses the Physical Screen Size attributes as a Mobile Device Rule. It was discovered that users could...
I would like to upgrade my portlets to Liferay DXP but can not find where XML Descriptors have been moved to
Legacy
Issue Upgrading from Liferay 6.2 to Liferay 7.0+ is a significant process. One of the changes implemented is the use of OSGi components. Several XML Descriptors have been converted to OSGi services. Environment...
Starting Servers in the Correct Sequence
Legacy
Issue What is the correct sequence to start up all servers during a restart? Environment DXP 7.0, 7.1 Resolution Sometimes it is necessary to restart some if not all of the servers that Liferay DXP runs on or is...
Disabling Calendar Email Notifications in DXP
Legacy
Issue In Liferay Portal 6.1, calendar notifications could be disabled using portal-ext.properties In Liferay DXP 7.0+, these properties no longer exist Environment Liferay DXP 7.0+ Resolution NOTE:...
Resolving a "The expression syntax is invalid" Error During the UpgradeDDMStructure Phase of the Liferay DXP Upgrade Process.
Legacy
This article describes a known issue in the Forms portlet when upgrading from DXP 7.0 to DXP 7.1+. During the upgrade, a validation error is thrown as follows: Unable to upgrade the visibility expression "equals(Options,...
Virtual Host Login/Logout Properties
Legacy
This article documents four portal properties that are often used to configure redirection URLs for users. The four descriptions below include the properties, their descriptions, and examples for: Configuring the...
DXP 7.3 Upgrade Reference Guide
Legacy
An upgrade to Liferay DXP 7.3 gives you access to the latest Liferay technology, complete with all of the newest features, and the assurance of continued support for your Liferay environment. Our Subscription Services Team...
Liferay Marketplace Will Not Work Without Cookies Enabled
Legacy
If third-party cookies and site data are blocked then logging into marketplace through the control panel will not work and time out with an error on being unable to connect to the...
How to Install and Set up a Local Liferay DXP Instance on Windows or Mac (Video)
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Learn how to install and set up a local Liferay DXP instance for the first time. Windows Mac Additional Information Official Documentation: Installing Liferay Liferay Learning Youtube...
Updating to Liferay DXP 7.2 SP1 / Fix Pack 2 (or Above) from Liferay DXP 7.2 GA1 or Fix Pack 1
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Issue When migrating from 7.2 GA1 or Fix Pack 1 to Liferay DXP 7.2 Fix Pack 2 (ie: SP1) or above, you will be required to run the upgrade tool after installing the patch. The reason for this is, SP1 and FP2 have...
Installing Fix Packs and Hotfixes on Liferay DXP
Legacy
This document has been updated and ported to Liferay Learn and is no longer maintained here. To install Fix Packs and hotfixes on Liferay DXP, customers must first download the latest...
Why does my portlet not have a version number after it is deployed?
Legacy
Issue Deploying a .war portlet through the /liferay_home/deploy folder leads to the deployed portlet not having a version number in its file name. Environment Liferay DXP 7.0 de-33+ Liferay DXP 7.1 Resolution A...
How do I perform an integration test for customizations for Liferay DXP 7.1?
Legacy
Issue Our team would like to use the LiferayIntegrationTestRule and perform an integration test. How do we set up an integration test? Environment Liferay DXP 7.1 Resolution Liferay leaves the integration testing...
Preparing a Sybase Database for Liferay
Legacy
Issue Are there any specific configurations needed when setting up a Sybase database to connect to a Liferay bundle? Environment Sybase 15.7, 16 Liferay Portal 6.1, 6.2 DXP 7.0, 7.1 Resolution Unlike other database...
Upgrade Tool Uses Wrong Version of Tomcat
Legacy
Issue When upgrading to Liferay DXP 7.0 or DXP 7.1 and using the SP1 + Tomcat bundle, the wrong version of Tomcat is suggested by the Upgrade Tool For 7.1 the bundle includes Tomcat 9.0.6, but the...
What HTTP METHODS/VERBS does Liferay DXP use?
Legacy
Issue Which HTTP Methods does Liferay DXP use? We would like to restrict HTTP traffic using a firewall and do not want to impact Liferay DXP functionalities. Environment Liferay DXP 7.0+ Resolution Liferay DXP...
JDK Certification, Java TCK Compliance, and Liferay
Legacy
With the release of JDK11, Oracle's new Java SE Support Policy (also see here) brings changes to the Java Enterprise community. The following article outlines Liferay's approach concerning the certification of JDK...
DXP 7.1 Upgrade Reference Guide
Legacy
An upgrade to Liferay DXP 7.1 gives you access to the latest Liferay technology, complete with all of the newest features, and the assurance of continued support for your Liferay environment. Our Subscription Services...
DXP 7.0 Upgrade Reference Guide
Legacy
An upgrade to Liferay DXP 7.0 gives you access to the latest Liferay technology, complete with all of the newest features, and the assurance of continued support for your Liferay environment. Our Subscription Services...
DXP 7.0 Database Portal Properties
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This article is intended to provide a list of all the Liferay DXP 7.0 Database properties that can be used to connect your DXP 7.0 installation to various databases. To use any of them, uncomment the...
Setting up Session Replication in Tomcat With Liferay DXP
Legacy
The purpose of this article is to provide an example of how to set up a basic Tomcat cluster that has session replication, using built-in Tomcat features. Please note: This example is provided as a courtesy. This...
If a Staging publication is on progress and the server is shut down, publication stays on queue and no further publications are possible
Legacy
Issue If a publication on staging is made and the server is shut down, the publication will stay on queue on start-up and, even if cancelled, no more staging publications can be made. The following java class stays...
Creating a Backup & Disaster Recovery Plan for Liferay Digital Experience Platforms
Legacy
This article gives an overview of a backup & disaster recovery environment that is necessary when starting a Liferay Digital Experience Platform (DXP) project. This backup will often be referenced by Liferay Support...
JDK7 Concerns
Legacy
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.  JDK7 is...
Liferay Web Proxy Module for Digital Experience Platform 7.1
Legacy
The Web Proxy Portlet allows web applications to be embedded within a portlet while keeping the user interaction within the portal context. The portlet is deprecated and was removed from Digital Experience Platform...
Changing the Log Time Zone Without Changing the JVM Time Zone
Legacy
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...
Installing Archived Modules From Liferay's Public Repository
Legacy
This article is a how-to guide for locating, downloading and installing modules from Liferay’s public repository. Installing modules directly from Liferay’s public repository should be done if the module or application...