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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...
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...
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...
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,...
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...
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...
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...
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...
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...
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...
In Liferay DXP 2023.q4.4, clustered environment fails to load additional nodes
legacy Troubleshooting
Issue When using Liferay DXP 2023.q4.4 deployed in an environment, the initial node loads up without any issues, but any additional nodes result with the following traces: In JBoss EAP 7.4 Update 17: 2024-10-05...
Filtering objects by their NestedFields.
legacy Troubleshooting
Issue Having a relationship between two objects A and B. It is possible to make queries to the /o/c/as api filtering by a field of object B as nestedField. curl -X 'GET' \...