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Headless Delivery API fails after patching to dxp-7
Issue After patching to dxp-7, the headless delivery API cURL command '/o/headless-delivery/v1.0/structured-contents/{journalArticleResourcePrimKey}/rendered-content/{templateKey}' is returning 500 status code responses and failing. Environment DXP 7.2 Resolution Because of a change...
Password Policies is inaccessible after upgrading from 6.2 to DXP 7.2 - workaround without rolling back to 6.2
Issue After upgrading from 6.2 to 7.2, navigating to Control Panel > Users > Password Policies shows a UI error "Password Policies is temporarily unavailable", and an error is thrown in the logs: ERROR [https-jsse-nio-8441-exec-4][PortletRequestDispatcherImpl:304] Unable to dispatch...
Permissions with Web Content
Issue Whenever the Guest and Site Member view permissions of the Web Content are removed, user is still able to see the web content added in the Web content Display Portlet. Environment Liferay DXP 7.0 Resolution This happens because Web Content's permissions are always overridden by the...
Using Virtual Instances on Liferay Cloud
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 To use Virtual Instances with your custom domains, add the following...
LayoutFriendlyURLsException Thrown on Upgrade to 7.3
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 Executor--1][PortalInstanceLifecycleListenerManagerImpl:146] Unable to register portal instance...
After upgrading to stack v4, the portal shows the message "This server has not been activated with Liferay Connected Services"
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 "This server has not been activated with Liferay Connected Services" on the...
'Nested Applications temporarily unavailable' error
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 7.2+ Resolution This error specifically occurs if the Nested...
Jackson libraries are missing in Liferay 7.2
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.  Environment DXP 7.2+ Resolution According to this article the...
Search Results Pagination uses IP Address instead of DNS Name when NGINX is configured
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 IP address and not the friendly DNS name. Environment Liferay DXP 7.0+...
Unable to install .cfg file after updating or upgrading to DXP 7.3 Fix Pack 1
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 placed in the LIFERAY_HOME/osgi/configs folder are not read....
ClassCastException in Xerces with JBoss EAP 7.3 and IBMJava
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 -- 80][ServletContextHelperFactoryImpl:93] bundle com.liferay.portal.osgi.web.servlet.context.helper.impl:3.0.8...
Upgrade to DXP 7.3 fails due to error about an already existing column
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: com.liferay.portal.kernel.upgrade.UpgradeException: java.sql.SQLException:...
Intermittent LDAP login failures due to LDAP response read time out
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 server with ... javax.naming.NamingException: LDAP response read timed...
How to resolve an IllegalArgumentException when attempting to update a Destination Worker's Core Size and Maximum Size
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 successful in the UI, the logs show a "CM Configuration Updater" error and...
Caching js_resolve_modules calls
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 explanation of how it works The hotfix is not depending on any browser....
Local development Liferay bundle will stop working with IllegalStateException: Send redirect after commit
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 details and the below error will appear in the server logs: ERROR...
Violation of PRIMARY KEY constraint on startup after DB upgrade
Issue After successfully upgrading your DB with the db-upgrade tool you might face a similar error to the following one on fresh startup:...
Freemarker showing verbose exception
Issue Freemarker is showing verbose exception on site, even though RETHROW is set. Environment Liferay DXP 7.2 Resolution The Journal Article error template can be configured with the following steps: Navigate to Control Panel > System Settings > Web Content > Web Content (VIRTUAL...
After upgrading a staged environment from 6.2 to DXP, the tag function does not work properly
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 There is a staging configured Portal 6.2 environment There is a tag...
Warnings get thrown while attempting to upgrade Lock_ table
Issue Several warnings get thrown, while the migration tool is trying to upgrade Lock_ table. WARN [main][UpgradeProcess:446] Attempting to upgrade table Lock_ by recreating the table due to: You have an error in your SQL syntax; check the manual that corresponds to your MySQL server...
Upgrade from Liferay DXP 7.2 FP5 to Liferay DXP 7.3 GA1 fails
Issue When running the DB upgrade process from Liferay DXP 7.2 FP5 to Liferay DXP 7.3 GA1, it fails due to Duplicate column name 'defaultVirtualHost':...
Customising soy files in ext plugins
Issue 1) Create Ext-plugin by adding ext-files (SelectCategory.es.js and SelectCategory.soy). 2) Deploy through Gradle "deploy" Or place the jar to osgi/marketplace/override folder. 3) Deployed path should be: {Liferay-Home}osgi/marketplace/override. 4) Delete temp folders and osgi/state...
Unexpected URLs in Page Analytics
Issue The URL pattern of different pages in the page analytics is changed i.e., starting with 'https:///' such as 'https:///login'. Environment Liferay 7.2 Resolution This is certainly an invalid URL because, even if the complete URL would have been coming, it should be at-least having...
Change to portal-ext.properties files not being reflected in node
Issue After making changes to different properties in the portal-ext.properties file, these changes are not being reflected in the environment when Liferay is being started up. Environment Liferay DXP 7.0 Resolution When Liferay starts, sometimes it can load multiple...
Disable Pragma: no-cache header
Issue Liferay adding a "Pragma: no-cache" to the response header, and this is preventing the app server, or the client from caching the data. Environment Liferay DXP 7.2 Resolution Set the browser.cache.disabled property to false in your portal-ext.properties file Additional Information...
Deployment of Ext-plugin module
Issue Below exceptions are occurring while deploying "Asset Publisher Web Module" ext-plugin...
SSL Exception with MySQL and JDK 11
Issue After starting Liferay with MySQL and JDK11, and after waiting for some time, the following traces might occur: ** BEGIN NESTED EXCEPTION ** javax.net.ssl.SSLException MESSAGE: closing inbound before receiving peer's close_notify STACKTRACE: javax.net.ssl.SSLException: closing...
LPKG Index Validation takes too long and ends up in out of memory error
Issue When we start our test server with -Xmx1024Mb after applying a new patch, the LPKG Index Validator is running too long and we are getting GC overhead exception, ending up in OutOfMemoryError: WARN [HikariPool-1 housekeeper][HikariPool:676] HikariPool-1 - Thread starvation or clock...
After setting up Liferay DXP on a fresh application server via WAR file and dependencies, "java.lang.NullPointerException: entry" thrown on startup
Issue I set up Liferay DXP on a fresh application server using the WAR file, dependencies and OSGi dependencies according to the Installing Liferay DXP on Tomcat guide, and the following errors are thrown on startup: SEVERE [main] org.apache.catalina.core.StandardContext.listenerStart...
"Unable to deploy LPKG file ..." errors after making environmental changes
Issue When freshly downloading a bundle, starting it up with Hypersonic database, stopping it, configuring a different database in the portal-ext.properties file then starting the portal again there are several Unable to deploy LPKG file ... errors appearing in the log. Environment DXP...
Config file deployment with values in special Unicode characters are not visible properly in User Interface
Issue When exporting some settings from Control Panel → System Settings, the resulting OSGi config file will be UTF-8 encoded. However, at the next startup, when reading that file, Liferay does not assume that it is UTF-8 encoded and therefore special Unicode characters (eg.: Japanese or...
Login fails in local environment.
This article has been machine translated from its original language for your convenience. Please use discretion as this translation may include some inaccuracies. If you encounter issues with the translation, please use the feedback button to let us know. Issue The following error occurs...
Understanding a "There is no order guarantee on which result is returned" Portlet Preferences warning when using embedded Hypersonic
Issue When unzipping and launching a 7.1 SP4 bundle, the following WARN is shown in the logs: 2020-09-30 15:21:30.057 WARN [http-nio-8080-exec-2][PortalPreferencesPersistenceImpl:208] PortalPreferencesPersistenceImpl.fetchByO_O(long, int, boolean) with parameters (20103,4) yields a...
How to give permission to users to see the title and description of Calendar events?
Issue Unauthenticated users or users with the default User role can not see the title and description of Calendar events  Environment DXP 7.2 DXP 7.1 DXP 7.0 Resolution Log in as your administrator user to Liferay Go to Control Panel -> Users -> Roles  Click on Guest or User and navigate...
How to resolve Jenkins failing to build a service in Liferay PaaS with a non-zero exit value of 137
Note: please note that Liferay has renamed its Liferay Experience Could offerings to Liferay SaaS (formerly LXC) and Liferay PaaS (formerly LXC-SM). Issue When attempting to build a Liferay PaaS service, our Jenkins builds are failing with errors like the following: * What went wrong:...
Resolving When a .lar File Exported From Asset Publisher is Empty
Issue I exported a .lar file directly from the Asset Publisher using Widget Menu -> Export didn't contain any assets and was only a few kb in size. Our environment is patched to de-92 Environment DXP 7.0 DXP 7.1 Resolution This is fixed by LPS-83228, which is included in...
Cannot Access Login Portlet After Changing Root Context and Updating Patches
Issue After changing the root context in my Liferay DXP 7.2 instance and installing fix pack dxp-6, the login portlet is grayed out and inaccessible. In the browser console, I see that the root context is doubled in the URL, and it returns the following 404 not found error for the login...
Unable to disable the footer option after upgrading to Liferay DXP 7.2
Issue 1) Not able to disable the footer option of the classic theme after upgrading the Liferay 7.0 to Liferay 7.2 2) Steps to reproduce Go to the public page configuration To disable show footer, unchecked show footer option. After clicking on save, the option is disabled. Go to the...
Known issue: Error "Invalid version number: Version number may be negative or greater than 255" when starting up Liferay 6.2 using jdk 8u261 or later
Issue The following error was reported when starting up Liferay Portal 6.2 using jdk 8u261 or later Oct 19, 2020 3:02:57 AM org.apache.catalina.core.ApplicationDispatcher invoke SEVERE: Servlet.service() for servlet Friendly URL Servlet - Public threw exception...
JSPs stop working if their osgi module is restarted and direct.servlet.context.reload property is configured to false
Issue JSPs stop working if their osgi module is restarted and the direct servlet context reload functionality is disabled with the direct.servlet.context.reload=false setting. The issue is also reproduced in case: You deploy a new osgi fragment module that overrides an existing JSP...

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