Capability

Personalization

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Liferay provides powerful out-of-the-box features for building and delivering personalized experiences to users. Personalization features empower you to deliver novel site experiences that differ based on defined user segments, design and execute A/B Tests, and more.

Feature
Deployment Approach
String ¿¿¿¿¿¿ is displayed in several Web Contents after upgrading
legacy Troubleshooting
Issue After upgrading, some Web Contents are displayed with the string ¿¿¿¿¿¿¿. Environment Quarterly Releases: 2023.Q3, 2023.Q4, 2024.Q1, 2024.Q2, 2024.Q3 Resolution The string ¿¿¿¿¿¿ is codification of the...
Where can I see image details in the Headless API response for Vocabularies?
legacy
Issue I cannot see image details for Categories in the Headless API response upon calling /o/headless-admin-taxonomy/v1.0/taxonomy-categories/{{categoryId}} Environment Liferay 7.4 Quarterly Releases...
How to get the portlet ID in the Asset Publisher template
legacy How To
Issue How can I obtain the portlet ID, which is used for advanced styling, within the Freemarker template of the Asset Publisher? Environment Liferay DXP 7.4+ Resolution The portlet ID used for advanced styling is a...
Liferay REST Module Failing After Adding JJWT Dependencies
legacy Troubleshooting
NOTE: The following resolution requires customization and should only be implemented at the discretion of your team. Liferay Support will not be able to assist with designing or implementing customizations. Issue...
Client Extension Batch Not Inserting Object Entries
legacy Troubleshooting
Issue We have a batch client extension to deploy List Definitions and Object Definitions, and we tried to use the same batch CX to insert object entries for an object definition. However, the batch seems to ignore the...
Video loads multiple times on page refresh/ page navigation
legacy Troubleshooting
Issue When a video is added to the page and the page is refreshed, the video gets loaded multiple times which is ultimately impacting the performance of the page. Steps to reproduce: 1. Go to Documents and...
ERROR [SystemExecutorServiceUtil-5][BundleBlacklist:198] Unable to uninstall org.eclipse.osgi
legacy Troubleshooting
Issue After restarting the server, the system shuts down and displays a 503 error. The following error appears in the logs: 2024-11-29 22:12:03.912 ERROR [SystemExecutorServiceUtil-5][BundleBlacklist:198]...
Database Upgrade from Liferay 6.2 to DXP 2024.Q4 Fails on Oracle 19
legacy Troubleshooting
Issue When upgrading from Liferay 6.2 to DXP 2024.Q4 quarterly release using the `db_upgrade_client.sh` script, the process fails with the following error: Type change is not allowed when altering column name. Column...
When a virtual instance is created via a headless API, the admin user's email address changes
legacy Troubleshooting
Issue When a virtual instance is created via a headless API, the admin user's email address changes. Environment 2024.q2.2 Resolution Update to 2024.q3+ or implement a portal property as a workaround: Set...
REST Builder fails after upgrading to DXP 2024.Q1.5
legacy Troubleshooting
Issue: We have observed that the REST Builder is failing after upgrading from DXP 2023.Q4.4 to DXP 2024.Q1.5, and the following error occurs: The liferay.workspace.docker.image.liferay property is...
'OutOfMemoryError' during PDF preview generation
legacy Troubleshooting
Issue  Application nodes frequently crash. The following error appears in the logs: ERROR [liferay/document_library_pdf_processor-1][PDFProcessorImpl:795] java.util.concurrent.ExecutionException:...
Glowroot Access for Non-Admin Users
legacy
Issue The user encountering an issue with accessing Glowroot using roles other than administrator. Here are the steps performed: 1. Started the server using the command: ./catalina.sh glowroot run 2. Navigated to...
What is the use of XML files in logs folder?
legacy
Issue Users can find two sorts of files in the liferay-dxp/logs folder .log and .xml. What is the purpose of XML log files? Environment Liferay DXP 7.2 Liferay DXP 7.3 Liferay DXP 7.4 Resolution XML log file...
Can we enable a prompt for asset removal?
legacy How To
Issue Currently, there is no confirmation message before we remove assets (web contents, documents etc) asking us if we really want to do it This could lead to accidental deletions which of course can be...
Spring Framework 6 and JDK 21 Compatibility with Liferay DXP
legacy
Issue There is a need to upgrade the application to Spring Framework 6 due to security vulnerabilities in Spring 5.x. Is Spring 6 compatible with Liferay DXP 7.4 or later patches? What is the exact version...
Error when projecting a clob field in a DSL query with an Oracle database
legacy Troubleshooting
Issue Given the following DSL query: DSLQuery testQuery = DSLQueryFactoryUtil.select(ddmfaTable.largeAttributeValue) .from(ddmfTable) .innerJoinON(ddmfaTable,...
Unable to disable Email Verification in the Control Panel Instance Settings
legacy Troubleshooting
Issue When attempting to uncheck the "Require strangers to verify their email address?" option under Instance Settings → User Authentication and clicking Save, the setting reverts to being checked.  Environment Quarterly...
The per-virtual instance portal properties file feature has been removed
legacy Troubleshooting
Issue The per-virtual instance portal properties file feature is deprecated. Files such as  portal-[companyId].properties will no longer be considered The JVM property -Dcompany-id-properties=true is also no longer...
Why is Javascript utilized more than HTML in Liferay, given that it has an influence on site performance?
legacy
Issue Why is the Javascript percentage high as compared to the HTML percentage in Liferay, which should be vice versa in any application if someone wants their sites to be crawled by Google? As per the GSC (Google...
Configure Rate Limiting in Apache for Liferay Forms
legacy How To
Issue How to prevent users from submitting a form too frequently (e.g., more than 10 times in 10 seconds) in a custom MVC portlet. Environment Liferay DXP 7.4 Resolution Configure rate limiting directly in the...
WAR Deployment Issue with Java 17
legacy Troubleshooting
Issue I'm seeing the following error when deploying a war portlet that was compiled using Java 17: ERROR [fileinstall-directory-watcher][DirectoryWatcher:988] Unable to start bundle:...
When will Liferay support JBoss EAP 8?
legacy
Issue Do you have plans to support JBoss EAP 8 for the Liferay Quarterly Release? Environment Liferay Quarterly Release Resolution We still have not indicated or planned the exact Quarterly Release where the JBoss EAP...
Null captcha text in a custom development using liferay-captcha taglib
legacy Troubleshooting
Issue After adding the captcha taglib in a custom JSP, for example: <liferay-captcha:captcha url="${captchaURL}" /> CaptchaUtil.check(actionRequest) is returning an error since CAPTCHA_TEXT is null....
"Single Node (Memory Clustered)" type of jobs are not scheduled
legacy Troubleshooting
Issue When restarting the Liferay portal, the job schedulers are not auto-scheduled in a Single Node (Memory Clustered) environment. Expected result: Next Run Date will show an actual date Actual result: Next Run...
Can Liferay integrate logs with SIEM?
legacy
Issue Is it possible to integrate Liferay's application log entries with a centralized logging system like SIEM(Security Information and Event Management)? Environment DXP 7.4 Resolution SIEM integration may be possible...
Marketplace License Does Not Appear On Our Account and Purchased Apps Not Visible
legacy How To
Issue We purchased a perpetual license to the RTG Survey Portlet, but it seems that it's no longer attributed to our account. As the marketplace has changed significantly since we last had to re-issue a license key,...
Framework Event Dispatcher error is seen reporting missing packages when trying to connect an upgraded database to a new environment
legacy Troubleshooting
Issue After upgrading to a Liferay Quarterly Release version and trying to connect the upgraded database to the production environment, a Framework Event Dispatcher error is seen reporting missing...
JS file caching
legacy
Issue How to enable the cache for the JS file? On each page refresh, all default JS is getting called, impacting site performance. Environment Liferay Paas Liferay Quarterly Release Resolution While refreshing the...
How to perform some actions when an OSGi module is started/stopped
legacy How To
Issue I would like to perform some actions when my OSGi module is started/stopped. How can I achieve that? Environment Liferay DXP 7.0+ Resolution NOTE: The following resolution requires customization and should only...
Using the "ehcache.multi.vm.config.location" property, the "java.lang.NullPointerException: Configuration Path is Null" error occured
legacy Troubleshooting
Issue After configuring the "ehcache.multi.vm.config.location" property in portal-ext.properties, the following errors occurred. ERROR [SCR Component Actor][ROOT:47] bundle...
Error: HikariPool-1 - Failed to validate connection org.postgresql.jdbc.PgConnection@xxxxxx (This connection has been closed.). Possibly consider using a shorter maxLifetime value
legacy Troubleshooting
Issue Facing the following error in the logs and the Liferay node became unresponsive: HikariPool-1 - Failed to validate connection org.postgresql.jdbc.PgConnection@6c009ca1 (This connection has been...
Alternative to using the Registry API in Liferay DXP 7.4
legacy How To
Issue Upgrading from Liferay DXP 7.3 to 7.4 can found issues with a custom module that overrides jsp files and uses the Core Registry API...
Performance issues while automatically propagating default fragments changes during deploy process
legacy Troubleshooting
Issue Facing slowness issues when trying to add/edit a content page (other types of pages work fine). The slowness is observed when starting the portal and trying to add/edit the content page. After...
How to check cxf-core jar version?
legacy How To
Issue How can users check the cxf-core jar version in DXP?  Environment Liferay DXP [All versions/updates] Resolution To verify the version of org.apache.cxf, use the following command in the gogo shell: ss -s |...
Workflow Related APIs
legacy How To
Issue Retrieve all task details associated with a specific user via API. Retrieve task details filtered by workflow and user via API. Perform actions such as 'Approve' and 'Reject' on tasks via API. Environment...
HotDeployException thrown at startup sometimes for some of our custom portlets
legacy Troubleshooting
Issue we have a problem with our portlets. Sometimes when we restart Liferay, some portlets are failing to deploy. We do not have exact scenario. It can happen for any of our portlet during restart. Here is exception that...
Unable to start Liferay Portal with error: Current URL / generates exception: java.lang.NullPointerException
legacy Troubleshooting
Issue I am unable to start my Liferay Portal. The following errors are present in the log.  2024-11-19 05:16:09.815 ERROR [main][BundleStartStopLogger:62] file:/opt/liferay/osgi/modules/activation.jar has a null...
Can we retrieve the list of Collections/ContentSets' names using headless API?
legacy Troubleshooting
Issue Using Liferay's headless-delivery API, it’s not possible to retrieve Collections' (referred as ContentSets in the API) names. The user wants to retrieve the collection by its name. There is a similar feature for...
Deploy Liferay DXP 7.4 as a Service
legacy How To
Issue How do you deploy Liferay as a service in Linux? Environment Liferay DXP 7.4 Quarterly Release Prerequisites Need Root user level. Resolution Create liferay.service file as root user in...
Show event of one person to another person
legacy
Issue There is a requirment wherein some users that belongs to higher authority sets their events in their respective calendar and 1 user who is secretory has to see the calendar of higher authority users one...