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Can not start Liferay after upgrading to jdk 11 with "java.lang.ClassNotFoundException: jdk.internal.reflect.MethodAccessorImpl cannot be found" reported
legacy Troubleshooting
Issue After upgrading to JDK 11, the server can not be started due to the following error: 2020-03-16 16:47:50.470 ERROR [Start Level: Equinox Container:...
On RHEL7.7, the authentication code (captcha) on the password reissue screen may not be displayed
legacy Troubleshooting
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...
Xerces Errors with Customizations
legacy Troubleshooting
Issue After deploying a customization on Liferay 6.2 there are xerces related error on server restart Apache xerces error in the logs after module deployment Environment Liferay 6.2 and JBoss EAP 7.0 Resolution...
Browser's console prints: “Error: Namespace "ClayTooltip.incrementaldom" already declared”
legacy Troubleshooting
Issue While navigating through DXP pages, the browser's console will occasionally print the below error: Error: Namespace "ClayTooltip.incrementaldom" already declared So far the issue was observed in the...
How to resolve failed deployments when quota limit errors indicate exceeded maximum builds
legacy Troubleshooting
Issue Deployments are currently timing out for some of our services, causing the deployments of those builds to fail. When looking at the console for the CI, I see the following error:...
Why the "Error executing FreeMarker template" is thrown in the logs?
legacy Troubleshooting
Issue What is the reason behind the following error which is thrown in the logs? [runtime:60] Error executing FreeMarker template FreeMarker template error: The following has evaluated to null or missing: ==>...
How is the number of cores reported to Liferay DXP?
legacy
Issue Liferay DXP is not reporting the correct number of cores.  For example: A machine has 4 physical cores in the CPU. However Liferay DXP is reporting 8 cores on the <domain>/c/portal/license page....
"Primordial" ReferenceError is thrown when upgrading or importing the theme
legacy Troubleshooting
Issue Error as "ReferenceError: primordials is not defined" is thrown either while upgrading a theme or when importing a theme home/xxxx/yyyyy/theme$ yo liferay-theme:import 00h00m00s 0/0: : fs.js:27 const { Math,...
What configuration needs to be done to bypass the proxy in Liferay?
legacy How To
Issue What are the proxy configurations to be done at Liferay to bypass the proxy available in the network? Environment Liferay Portal 6.2 Liferay DXP 7.0, 7.1, 7.2, 7.3, 7.4 Resolution The configurations...
Why the error "Unable to get ranges java.io.IOException: Range start XXXX is greater than end YYYY" is thrown in the logs?
legacy
Issue What is the reason behind the following error which is thrown in the logs? ERROR [default task-4064][ServletResponseUtil:227] Unable to get ranges java.io.IOException: Range start 2851129 is greater...
Some portlets are disabled after upgrading
legacy Troubleshooting
Issue After upgrading from a previous version of Liferay to Liferay DXP 7.2, some portlets were disabled and displayed error messages such as "This portlet is inactive. Please contact your portal administrator to...
Read the data of portlet.properties from custom portlet
legacy How To
Issue How to read the data from the portlet.properties from the custom portlet? Environment Liferay DXP 7.1 Resolution Please Note: The following procedures involve customizations that are beyond the scope of Liferay...
Unable to add the image into the file repository while upgrading the portal DB
legacy Troubleshooting
Issue Not able to upgrade the portal DB from DXP 7.0 to DXP 7.2 with the below repository error. ERROR [ForkJoinPool-2-worker-0][UpgradeImageTypeContent:184] Unable to add the journal article image 237723783 into the...
Elasticsearch indexing error- NoNodeAvailableException
legacy Troubleshooting
Issue Elasticsearch indexing error is getting thrown as below while upgrading the Liferay portal DB. 2020-02-21 11:39:23.096 ERROR [Framework Event Dispatcher: Equinox Container:...
JBoss Server cannot be started without any error in the log
legacy Troubleshooting
Issue JBoss Server with Liferay DXP deployed cannot be started without any error in the log Environment Liferay DXP 7.0 Resolution Consider extending the timeout "jboss.as.management.blocking.timeout" in Jboss Configuration....
DXP 7.0 start up fails with error ORA-00942 on empty Oracle database
legacy Troubleshooting
Issue When trying to start up a DXP 7.0 portal on an empty Oracle database it fails. On the logs the following messages can be seen: 2020-02-20 20:16:01.209 INFO...
ORA-01408 exception when upgrading custom Service Builder module
legacy Troubleshooting
Issue Running g! upgrade:check it turns out that a component was not migrated successfully, the output is for example: There is an upgrade process available for ServiceBuilder.service from 0.0.0 to 1.0.0 Upon...
I cannot save Instance Settings due to error: Please enter a valid mail domain
legacy Troubleshooting
Issue I go to Control Panel > Configuration > Instance Settings (or Virtual Instances) I enter a valid mail domain and click Save I get the error: "Please enter a valid mail domain" Environment Liferay DXP 7.1 FP15+...
How to Change the Session Timeout Value
legacy How To
Issue How do I modify Liferay's default session-timeout of any logged-in user? Environment DXP 7.2 DXP 7.3 DXP 7.4 Resolution This value is set on the [App_Server_HOME]/webapps/ROOT/WEB-INF/web.xml file....
${device} in Freemarker template does not return device data
legacy Troubleshooting
Issue When using the Freemarker directive ${device} and checking the resulting content on the interface, no actual device data will be returned: {brand=unknown, browser=unknown, browserVersion=unknown,...
Date fields are set with invalid format on JDK9+
legacy Troubleshooting
Issue After setting Liferay to use JDK9 (or any major), customers may notice that the date formats will be invalid upon selection on the date picker: for example, in Swedish, for a date like February, 20th, the...
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 How To
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...
Liferay Marketplace Will Not Work Without Cookies Enabled
legacy Troubleshooting
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...
Updating to Liferay DXP 7.2 SP1 / Fix Pack 2 (or Above) from Liferay DXP 7.2 GA1 or Fix Pack 1
legacy How To
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...
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...
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...
Changing the Log Time Zone Without Changing the JVM Time Zone
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. This...
Resolving a "The expression syntax is invalid" Error During the UpgradeDDMStructure Phase of the Liferay DXP Upgrade Process.
legacy Troubleshooting
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,...
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...
Limitation: Audience Targeting User Segment Cannot Use Physical Screen Size MDR
legacy Troubleshooting
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...
Disabling Calendar Email Notifications in DXP
legacy How To
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:...
Starting Servers in the Correct Sequence
legacy How To
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...
Preparing a Sybase Database for Liferay
legacy How To
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 Troubleshooting
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...
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 7.3 Upgrade Reference Guide
legacy How To
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...
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...
How to Install and Set up a Local Liferay DXP Instance on Windows or Mac (Video)
legacy How To
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...
Installing Fix Packs and Hotfixes on Liferay DXP
legacy How To
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...
If a Staging publication is on progress and the server is shut down, publication stays on queue and no further publications are possible
legacy Troubleshooting
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...
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...
Installing Archived Modules From Liferay's Public Repository
legacy How To
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...
Testing if Liferay Clustering is Working Properly
How To
Issue How can I confirm that my Liferay cluster is working correctly and all nodes displays the same information accurately? Environment DXP 7.x Portal 6.x Resolution There are two ways that to accomplish this: 1....
SQL Scripts Causing Duplicate Keys
legacy Troubleshooting
 While using a new instance of the Liferay Portal, some environments may encounter the following error: ORA-01452: cannot CREATE UNIQUE INDEX; duplicate keys found Resolution This...
Deploying Activation Keys
legacy How To
This document has been updated and ported to Liferay Learn and is no longer maintained here. This article documents the basic instructions for how to deploy your Activation Key via the...
Using a Web Server With the Liferay Platform
legacy How To
This article documents which properties should be configured if a web server sits in front of Liferay. If you do not set the following properties, you may encounter one of these issues. There could be UI issues such as...
DXP 7.0 Database Portal Properties
legacy How To
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 How To
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...
Taking Thread Dumps From a JVM
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....
Liferay Web Proxy Module for Digital Experience Platform 7.1
legacy How To
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...
Taking Heap Dumps From a JVM
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....
Permissions Are Not Working Post-Upgrade
legacy Troubleshooting
After upgrading from Liferay Portal 5.2, permissions settings may act in an undesirable manner. This could include not being able to change permissions, as well as not being able to access the control panel or any other...
Load Balancing Can Return Null
legacy Troubleshooting
When running Liferay with more than one node on a load balancer, sometimes, when generating urls for buttons, they can receive a incorrect url or sometimes a null value. Resolution...
java.lang.IllegalArgumentException: java.net.URISyntaxException
legacy Troubleshooting
Issue The following exception can be obtained when using S3 as store if no s3Endpoint is configured: 2021-03-16 01:18:14.998 ERROR [Start Level: Equinox Container:...
Public resources under /o/
legacy How To
Issue Why /o/marketplace-app-manager-web/icon.jsp is public by default? Are there any other out of the box resources publicly available by default? Environment Liferay DXP any Resolution The Marketplace module is an...
How to clear only a specific OSGi module directory from osgi/state/
legacy How To
Issue Is it possible to clear only the data from a specific module in osgi/state/ instead of clearing the whole directory? Environment Liferay DXP 7.0+ Resolution Imagine we want to clear the data of module...
'Link to URL' page type doesn't work for relative urls
legacy
Issue While creating a page of type 'Link to URL', If Absolute URL is given, the page is created successfully and is redirected to the respective link. If Relative URL like "/web/guest/e-learning1" is given,...
Do source map (.map) files for JS source code represent a vulnerability issue?
legacy
, knowledgeArticleType: reference, legacy: true, name: Do source map (.map) files for JS source code represent a vulnerability issue?, showDisclaimerMessage: true, sourceTeam: Support, ticketNumber: 76754, title:...
Segment session attributes for devices (brand, names, width, height) are not taken into account
legacy Troubleshooting
, knowledgeArticleType: troubleshooting, legacy: true, name: Segment session attributes for devices (brand, names, width, height) are not taken into account, showDisclaimerMessage: true, sourceTeam: Support,...