Capability

Development and Tooling

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Liferay offers a comprehensive toolkit to extend or customize your digital experience. Build applications quickly with low-code/no-code features like Objects, or leverage developer tools like Liferay Workspace and Blade CLI for further customizations.

For users on PaaS or running Self-Hosted, Liferay also offers tools deploying customizations.

Feature
Deployment Approach
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...
Redirect URL is not allowed console error when viewing Blog Entries in Asset Publisher
legacy Troubleshooting
Issue When using the Assets Publisher to display Blog entries and using the Asset Link Behaviour "View in Context", you may get "Page Not Found" error when you click on the link for the displayed Blog. In the meantime, a...
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...
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...
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...
Java EL Expression Performance Issue after Upgrade
legacy Troubleshooting
Issue I recently updated to Liferay 7.4 and I'm seeing performance issues. I have custom JSP files with EL Expressions (expressions like ${expressionName}) deployed. In thread dumps taken during the performance...
Language Override key are not reflecting on other Nodes
legacy Troubleshooting
Issue In the clustered environment, when the user creates a new language override key on one node, it is not displayed on other nodes. Steps to Reproduce: 1. Start a two-node cluster of Liferay 7.4. 2. In one node,...
Non-Productive Nodes can see Productive Nodes after switching to JDBCPing
legacy Troubleshooting
Issue In the context of having the Non-Productive environment and the Productive environment within the same network, there are MergeView traces in logs where nodes from non-productive and productive environments...
Getting the error 'no schema has been selected' while setting up the connection between Liferay portal and the PostgreSQL database
legacy Troubleshooting
Issue It was observed that as soon as the Liferay portal starts creating tables and populating with default data (in the new PostgreSQL 15.2 database), the below error prevents it from doing so: ERROR: no...
The Minification of JS Files are Being Downloaded as Separate Files to the Browser
legacy
Issue Whenever we deploy an NPM portlet (Angular / React), it does not do the minification of js files it has in the package.json file and rather they are downloaded as separate files to the browser which is impacting...
Can We Use Different JDKs for Elasticsearch and Liferay Containers?
legacy
Issue We are running Liferay w/ Elasticsearch and have observed that the specific versions are compatible only with different JDKs. How does this work? Can we use two different JDKs per container? Environment DXP 7.4...
Does Liferay support Enums as Request Parameters?
legacy
Issue We have a custom module that was created using a REST Builder Template and have observed that our query parameters are not functioning correctly after setting an enum. We tried executing through both Postman and...
When will Java 17 be supported?
legacy
Issue I believe Java 17 is necessary for Spring 6 compatibility, and for being ready for the future of many Java libraries, I think Liferay should be compatible to Java 17 as soon as possible. Resolution We are working...
Email notification using incorrect SMTP server in Virtual Instance
legacy Troubleshooting
Issue When using virtual instances with separate SMTP server configurations, email notifications are sent using the SMTP server of a different instance instead of the correct instance's SMTP server. Environment...
ReadCount column removed from DLFileEntry table
legacy
Issue We are upgrading from Liferay DXP 7.0 to 7.4 and noticed that the ReadCount column of the DLFileEntry table has disappeared post-upgrade. Could you please provide us with some information how this column is...
Incorrect time displayed for all-day events
legacy Troubleshooting
Issue When the "All Day" checkbox is selected and saved in the Calendar widget, default times are shown when the event details are opened. This behavior is unexpected, as the start and end times should not be...
Set up the Apache web server and connect it to Tomcat-based Liferay using mod_jk
legacy How To
Issue How can we install an apache web server and connect the same with the application server over a Linux-based operating system? Environment Liferay DXP 7.4 Resolution The following are the steps that...
Getting java.lang.StackOverflowError when starting the server after applying patch
legacy Troubleshooting
Issue While performing an upgrade to the Liferay 7.0 environment (applying the patch), the server is not starting and the following error is observed: SEVERE [localhost-startStop-1]...