Capability

Personalization

Search Bar

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
Using Virtual Instances on Liferay Cloud
legacy Troubleshooting
Issue Despite creating additional Virtual Instances for DXP and adding custom domain(s) to the webserver service, users are still redirected to the default Virtual Instance. Environment Liferay Cloud Resolution...
LayoutFriendlyURLsException Thrown on Upgrade to 7.3
legacy Troubleshooting
Issue Upon upgrading to 7.3, a LayoutFriendlyURLsException was thrown on startup, even though no failures were present in the upgrade logs: WARN [Portal Dependency Manager Component...
After upgrading to stack v4, the portal shows the message "This server has not been activated with Liferay Connected Services"
legacy Troubleshooting
Note: please note that Liferay has renamed its Liferay Experience Could offerings to Liferay SaaS (formerly LXC) and Liferay PaaS (formerly LXC-SM). Issue After upgrading to stack v4, the portal shows the message...
JavaScript Loader OSGI config settings don't appear to be applied following an upgrade to 7.2+
legacy How To
Issue When upgrading to DXP 7.3, we moved our previously modified OSGi .config files to the new bundle, but the settings from the JavaScript Loader .config file do not appear to be taking effect, as the default...
Changes to Tomcat classloading order as of Tomcat 8+
legacy How To
Issue In Tomcat 7 and earlier versions, class loading for EXT JAR files were done in alphabetical order. However, with Tomcat 8 and later, class loading has been changed to be decided by the underlying file system....
'Nested Applications temporarily unavailable' error
legacy Troubleshooting
Issue After upgrading to DXP 7.2+, I see that some Nested Applications widgets are not displayed on my pages and instead show a Nested Applications temporarily unavailable error. Environment Upgrading from DXP 7.0 to DXP...
Jackson libraries are missing in Liferay 7.2
legacy Troubleshooting
Issue I would like to use the Jackson libraries with the RestTemplate in Liferay 7.2 to convert messages to and from JSON, but receiving errors upon trying to use the MappingJackson2HttpMessageConverter. ...
Search Results Pagination uses IP Address instead of DNS Name when NGINX is configured
legacy Troubleshooting
Issue NGINX load balancer is set up in my environment. All URLs in the portal redirect using friendly DNS name. This does not work for the Search Results widget. When navigating the Search Results widget, it uses the...
Unable to install .cfg file after updating or upgrading to DXP 7.3 Fix Pack 1
legacy Troubleshooting
Issue When placing a *.cfg file in the LIFERAY_HOME/osgi/configs folder an error is generated in the log: Unable to install .cfg file "{cfg-file-name}", please use .config file instead. Files with the *.cfg extension...
How do I implement a JNDI database connection on Liferay PaaS
legacy How To
Note: please note that Liferay has renamed its Liferay Experience Could offerings to Liferay SaaS (formerly LXC) and Liferay PaaS (formerly LXC-SM). Issue Portal Administrators may require a connection to the...
Auto Upgrade in DXP 7.3 and Above
legacy How To
Issue Starting from Liferay 7.3, new upgrades for modules won't run automatically on startup by default. Resolution The following options are available to run the upgrades we may include in fix/service packs:...
ClassCastException in Xerces with JBoss EAP 7.3 and IBMJava
legacy Troubleshooting
Issue When Liferay 7.3 is deployed on JBoss EAP 7.3 using IBMJava, the following exception is thrown at startup and the server fails to start: ERROR [ServerService Thread Pool --...
Groovy Script to truncate the data of UserTrackPath Table
legacy How To
Issue If you want to truncate the data from UserTrackPath Table Environment Liferay DXP 7.2 Resolution Below is the Groovy Script which might help to truncate the data from UserTrackPath table. import...
Upgrade to DXP 7.3 fails due to error about an already existing column
legacy Troubleshooting
Issue When running the DB Upgrade Tool, the upgrade fails due to an error regarding a duplicate or already existing defaultvirtualHost column. (See examples of the error below) Upgrading Oracle DB Caused by:...
What Is The Property Layout.url?
legacy
Issue What is this property and how it is invoked by Liferay? layout.url=${liferay:mainPath}/portal/layout?p_l_id=${liferay:plid}&p_v_l_s_g_id=${liferay:pvlsgid} Environment Liferay DXP 7.2 Resolution layout.url defines the...
Intermittent LDAP login failures due to LDAP response read time out
legacy Troubleshooting
Issue With large LDAP directories, user login can sometimes fail if the LDAP query takes longer than the configured read timeout (default value is 500ms)  WARN [http-bio-exec][LDAPAuth:176] Failed to bind to the LDAP...
How to resolve an IllegalArgumentException when attempting to update a Destination Worker's Core Size and Maximum Size
legacy Troubleshooting
Issue When attempting to update the Worker Core Size and Worker Maximum Size (for example, changing the liferay/background_task destination name to a core size of 5 and a max size of 10), though the update appears...
Delay when fetching data from headless-admin-user/v1.0/user-accounts for the first time after server restart
legacy How To
Issue When running a REST API call as below:...
Caching js_resolve_modules calls
legacy Troubleshooting
Issue The load time and the amount of data that is requested from the server by caching resolved_modules should be reduced. Environment Liferay 7.2 with DXP-8 Resolution A hotfix has been provided and below is the...
Local development Liferay bundle will stop working with IllegalStateException: Send redirect after commit
legacy Troubleshooting
Issue Portal developers running a local Liferay bundle with a developer Activation Key may suddenly be unable to use the server. The interface will redirect to /c/portal/license URL showing the License Server...