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Logs Rotation
legacy How To
Issue If you want to rotate logs for every 12 hours in a day(2 log files to be created each day) Environment Liferay 6.2 Resolution The logs can be rotated for every 12 hours and it can be achieved through a very...
Cannot save localized prefix
legacy Troubleshooting
Issue After creating a custom prefix in language_XX.properties, the values can display in UI but cannot be saved. Environment Liferay DXP 7.1 Resolution Make sure there are no blank spaces between the comma delimited values....
Where is com.liferay.portal.cache.ehcache.impl.jar
legacy
Issue Unable to find the com.liferay.portal.cache.ehcache.impl.jar for download Environment Liferay DXP 7.1 Resolution "com.liferay.portal.cache.ehcache.impl-version.jar" is located inside "/osgi/marketplace/Liferay...
Several JGroups messages related to "Accept view MergeView" are appearing in a clustered node
legacy Troubleshooting
Issue Liferay's Cluster Link cache replication makes use of JGroups. There are instances when several JGroups messages related to "Accept view MergeView" are appearing while the cluster is running. Environment Liferay DXP...
Why are entries in my Liferay DXP bundle (such as Organization Types) duplicating every restart
legacy Troubleshooting
Issue In some situations there have been reports of OSGi entries within a Liferay DXP 7.1 bundle replicating every restart. At first there is one entry for a given configuration, then following a restart there...
When an image with a link to page field is published to live on remote staging, publication fails
legacy Troubleshooting
Issue When an image is uploaded on staging and is going to be published to live an error is displayed. Happens when using a Document type with a Link to page field. The Link to page field is not required. The Link to...
NullPointerException and blank page after redeploying JSP fragment module
legacy Troubleshooting
Issue We start with a state where we have a jsp fragment deployed and is working fine.  We then make a change to that module and do a hot deployment.  After that, the page on which the fragment is being used shows only the...
Unable to Edit any options in Site settings of a Site.
legacy Troubleshooting
Issue Unable to Edit any options in Site settings. That is from: The home page, not able to edit and select the layout/theme. Also, from Control Panel-> Sites-> Select site-> Edit was not able to change the...
How to accept Terms & Conditions again
legacy How To
Issue If you want the users to accept the Terms and Conditions one more time. Environment Liferay DXP 7.0 Resolution In Liferay OOTB (Out Of the Box) there is no feature available to enable the "terms and condition"...
Migrating to Liferay DXP: Best Practices, High Level Approach, and Strategy
legacy How To
This paper is to help organizations assess their own resources at-hand and come up with a plan for their migration project. It contains a questionnaire to guide customers in developing their migration plans, such as...
'Show in public/private pages menu in hierarchy' was not visible while configuring page
legacy Troubleshooting
Issue In Liferay DXP 7.1, the 'Show in public pages menu in hierarchy' option for Public page and for Private page is missing while configuring the page. Environment Liferay DXP 7.1 Resolution The observed...
The value of "Session Attributes" is not replicated to the other node in cluster
legacy Troubleshooting
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...
Update of the schedule of the invited user who specified "Reject".
legacy
Please be aware that the page you are viewing has been machine translated from Japanese into English and may contain some translation errors. If you observe any issues with the translation, please contact us. Issue...
Persistent scheduler job is not triggered in a cluster environment
legacy Troubleshooting
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.,...
Cannot cast org.apache.cxf.transport.http_jetty.continuations.JettyContinuationProviderFactory to org.apache.cxf.transport.http.ContinuationProviderFactory
legacy Troubleshooting
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....
Disabling the WebDAV URL from Portal through portal-ext.properties
legacy How To
Issue If any of the users in the portal knows the WebDAV URL, they can configure the same at their end and they can manage the Document Libraries from their local machine itself. Hence, how can the WebDAV...
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...
Failed to link com/sun/xml/messaging/saaj/soap/SOAPDocumentImpl or Could not initialize class org.apache.cxf.helpers.DOMUtils
legacy Troubleshooting
Issue When using JBoss as the application server and having customization to extend Web Service (WS), user may get the following issue: Web Service can not be found. When restarting the server, the following error is...
Duplicate Logging in Upgrade to DXP 7.1
legacy Troubleshooting
Issue Upgrade to DXP 7.1 shows duplicate logging during the VerifyProcess steps. For example: 2019-02-26 00:13:25.995 INFO [main][VerifyProcess:65] Verifying...
Can I encrypt / hide database password in portal-ext.properties and tomcat server.xml?
legacy
Issue Is there any way to hide database password in portal-ext.properties and in tomcat server.xml? Environment Liferay DXP 7.0+ Resolution Recommendation: Use environment variables to pass the database password: One of the...
Can I change the JVM Time Zone?
legacy Troubleshooting
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...
"Incorrect string value: '\xC2\x80\xC2\x99s ...' for column 'description' at row 1"?
legacy Troubleshooting
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...
LAR Import Fails with Error UT000020
legacy Troubleshooting
Issue Trying to import a LAR file (or any other file type) larger than 10MB fails with the following message on the logs: Unable to parse upload request: UT000020: Connection terminated as request was...
Missing Marketplace App Functions in the Control Panel
legacy Troubleshooting
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...
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...
Compressing (Gzipping) js_loader_modules file
legacy Troubleshooting
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...
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...
Unable to deploy Apps because of an "Unable to write ..." error
legacy Troubleshooting
Issue Cannot deploy certain App/plugins because of an "Unable to write ..." error. Some symptoms of this are: The App just sits in the deploy folder. The following error is reported in the log repeatedly: 2019-04-02...
Why can I not access my Liferay server at the Friendly URL I set?
legacy Troubleshooting
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...
How to Upgrade to Liferay DXP from Liferay 6.X
legacy
This whitepaper aims to set a framework for Liferay’s recommended upgrade path for your organization. A major technology upgrade is an endeavor requiring a deep analysis of your business requirements, careful planning,...
Upgrading from Liferay DXP 7.0 to 7.1
legacy How To
This paper is a high-level overview of the effort involved in moving from Liferay DXP 7.0 to 7.1. It contains an upgrade checklist, the upgrade steps, and what to do after a successful upgrade. The paper is available...
ORMException / StaleObjectStateException is reported
legacy Troubleshooting
Issue The following ORMException and StaleObjectStateException are reported in the log 2019-03-25 01:59:12.172 ERROR [http-nio-8080-exec-9][MainServlet:525] com.liferay.portal.kernel.exception.SystemException:...
Removing Product Information Displayed in the HTTP Headers
legacy How To
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...
Liferay DXP 7.1 Upgrade Performance Benchmark
legacy
The Liferay Support and Liferay Engineering tuned Liferay 6.2 EE databases for upgrade and tested upgrading them to Liferay DXP 7.1. Databases from several vendors were tested. This whitepaper describes the test...
Why does my portlet not have a version number after it is deployed?
legacy How To
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...
Determining the Page Count and Global References in a Site
legacy How To
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...
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...
Managing Distributed Cache in Liferay DXP
legacy How To
This document has been updated and ported to Liferay Learn and is no longer maintained here. This article documents the configuration options for managing distributed cache within Liferay Digital Experience...
Managing LDAP Settings Using .config Files
legacy How To
This document has been updated and ported to Liferay Learn and is no longer maintained here. This article documents how to configure LDAP settings using .config files instead of the Control Panel. There are a great...
Before Opening a Liferay Performance Ticket
legacy Troubleshooting
The following article outlines a short checklist of questions to ask and steps to take before opening a performance ticket. By taking a moment to go through this checklist before...
Rolling Restart - Breaking Changes
legacy
Introduction When applying fix packs or hotfixes, rolling restarts are possible if there are no changes to a specific set of clustering classes or no module schema version changes. The following document is a list of...
LDAP settings and upgrading from 5.2.x to 6.x
legacy Troubleshooting
This article pertains to portals in which LDAP is configured in Liferay Portal 5.2.x and an upgrade is performed. When a user attempts to login, an error is thrown, and the user is not...
Application Server Times Out While Downloading/Uploading Documents
legacy Troubleshooting
When uploading documents larger than 3Mb via web call, an error may be thrown: 13:45:27,141 INFO [PortalImpl:4366] Current URL /documents/10162/179749/Certification+Tracking+Database+CSC+v2.0+Production.zip...
Managing Distributed Cache in Liferay Portal EE
legacy How To
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...
Installing Liferay Portal in a Clustered Environment
legacy How To
Many enterprise environments utilize clustering for both scalability and availability. This article provides specific instructions for installing a basic configuration of Liferay Portal in a pre-existing clustered...
Changes in Liferay DXP Clustering
legacy
This article documents several changes with the clustering feature that will take effect in Liferay Portal CE 7.0 and Digital Experience Platform 7.0. In addition, this article details changes that may affect...
Including portal-ext.properties in Help Center Tickets
legacy How To
One of the most important pieces of information when resolving a customer issue is the portal-ext.properties file for your environment. It is now possible to upload the portal-ext.properties file before opening a...
Performance Issue for Thread Counts While Processing JSP files
legacy Troubleshooting
This article is designed to help administrators tune performance in Liferay DXP 7.0 when the active thread count approaches the maximum allowed thread count. The reason for this performance issue is because the values...
Resolving 'BadPaddingExceptions' in the Console Logs
legacy Troubleshooting
This article addresses a situation where customers might encounter a BadPaddingException in the logs. This occurs if customers have two instances on the same domain; when a user tries to access another instance on the...
Carousel Portlet Prevents Ehcache Plugin From Loading With a 'ClassNotFoundException'
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...
Transactional Cache or Blocking Portal Cache Causes the Portal to Hang
legacy Troubleshooting
This article serves as a troubleshooting guide. During a thread dump, your server may hang indefinitely due to the blocking portal cache. Blocking portal cache is one of the caches...
Common Upgrade Errors for Liferay DXP
legacy Troubleshooting
This article documents the common configuration errors you may encounter while upgrading to Liferay Digital Experience Platform (DXP), versions 7.0 or 7.1. Read below to discover the steps you can take to resolve these...
Testing JSON Web Services in Liferay
legacy How To
This article documents the new implementation of JavaScript Object Notation (JSON) web services in Liferay Portal 6.1.x to test API methods. The only limitation is that to test any methods they must go through JSON. A...
Cluster Nodes Are Not Connected When Using Jdbc_Ping on an Oracle Database
legacy Troubleshooting
This article documents a solution if subscribers are using an Oracle database and using JDBC_ping as the discovery protocol in a clustered environment. The issue is that the JGroup's default initialize_sql value is...
Quick Start Guide to SAML on Liferay Portal 6.1 EE GA3
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.  If you are working with a Liferay Portal...
Setting Up Liferay WAR on Tomcat 7
legacy How To
This article describes how to set up Liferay Portal 6.1 EE or Liferay Portal 6.2 EE using Windows and MySQL 5.x on Apache Tomcat 7.x. Resolution 1. Gather the Necessary Files Download...
Cannot Obtain Lock During Startup on DXP 7.0
legacy Troubleshooting
In some cases, JGroups may not get a response when trying to bind to an address. In this case, an exception like the following can be thrown: 05:50:53,559 ERROR [Framework Event Dispatcher: Equinox Container:...
High Priority Issue Checklist
legacy Troubleshooting
This article provides a brief checklist of items to run through when your server is frozen, or goes down entirely. Collecting this information before opening a support ticket is a...
Before Opening an Upgrade Ticket
legacy How To
The following article outlines a short checklist of questions to ask and steps to take before opening an upgrade ticket. By taking a moment to go through this checklist before opening a request, you are ensuring the...
User's group membership not updating with LDAP after upgrading to Liferay Portal 6.0 EE SP2
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. Beginning in Liferay 6.0 EE SP2, the...