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I Can Not Access Exploded War With DXP 7.0+
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Issue With Liferay DXP, all the deployable wars move from {LIFERAY_HOME}/deploy into {LIFERAY_HOME}/osgi/war/ directory as a war file. But in Liferay 6.2 it used to be deployed as an exploded content into...
How to resolve an IllegalArgumentException when attempting to update a Destination Worker's Core Size and Maximum Size
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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...
dl.file.rank.enabled property in Liferay
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Issue Details on disabling the "dl.file.rank.enabled" property with the below queries. 1) The usage of this property? 2) What would be the impact on the system if disable it? 3) Will there be any impact on the...
Disable Pragma: no-cache header
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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...
How do I remove the Speedwell theme from Liferay DXP 7.3?
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This article is intentionally set as Internal Only Issue When not using Liferay Commerce in a DXP 7.3 environment, the Speedwell theme may remain as the default fall back theme when deploying a custom...
Caching js_resolve_modules calls
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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...
Customising soy files in ext plugins
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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:...
Cache Override
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Issue This article describes how to override the cache in 7.0 taking into account two different aspects: EhCache settings and Replication settings. The first one implies creating a new module, while the second is...
Enable BundleStartStopLogger debug log traces
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Issue How to enable BundleStartStopLogger debug log traces to see module lifecycle events during startup. Environment Liferay DXP 7.0+ Resolution Stop the server. If it doesn't exist create a folder named log4j...
How to manually remove / delete a portlet
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Issue How can I completely delete a portlet so that I can redeploy an older version? When I uninstall a portlet from the App Manager, it's only Blacklisted and not uninstalled. How do I remove a custom module in...
Portlet Management in a clustered Liferay DXP using WebLogic
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Issue How can I manage portlets in a clustered Liferay DXP environment using WebLogic?    Environment Liferay DXP 7.x WebLogic   Resolution Since Liferay DXP 7.x, you will have no access to any modules deployed within the...
Deployment of Ext-plugin module
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Issue Below exceptions are occurring while deploying "Asset Publisher Web Module" ext-plugin...
Can I Manually Execute Quartz Schedulers From the UI?
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Issue I would like to trigger Quartz Scheduler jobs manually from the UI in case they ever miss a scheduled job. Environment DXP 7.0 DXP 7.1 DXP 7.2 Resolution Liferay does not currently have a feature for...
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
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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...
Login fails in local environment.
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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...
How to give permission to users to see the title and description of Calendar events?
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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...
LPKG Index Validation takes too long and ends up in out of memory error
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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...
After setting up Liferay DXP on a fresh application server via WAR file and dependencies, "java.lang.NullPointerException: entry" thrown on startup
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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:...
Adjusting Log Levels to persist after portal restart
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Issue Log levels that have been adjusted through the Server Administration are reset after a server restart. I'd like the log levels adjustments to persist after restarts. Environment DXP 7.0+ Resolution Adjust log...
How to update our Tomcat server?
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Issue We've found a security issue in our current Tomcat server version The issue has been fixed in the latest version of Tomcat Does Liferay provide a fix for the issue? If not, how can we upgrade our...
SSL Exception with MySQL and JDK 11
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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...
Searching with JournalArticleLocalServiceUtil class for "xml" returns all contents
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Issue When using the JournalArticleLocalServiceUtil class to search for web content articles, it is considering the xml tags of the field content. So if we search for "xml", it returns all the web content articles....
JSPs stop working if their osgi module is restarted and direct.servlet.context.reload property is configured to false
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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...
Understanding a "There is no order guarantee on which result is returned" Portlet Preferences warning when using embedded Hypersonic
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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]...
Change in "view in context" URL for document file entries
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Issue Why does the Search Results Portlet display a different "view in context" URL for document file entries after upgrading to dxp-15? Environment DXP 7.2 with dxp-15+ Resolution Up until dxp-14, the URL format...
"Unable to deploy LPKG file ..." errors after making environmental changes
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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...
[CKEditor] Paragraph tag is appended to content in blogs by default
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Issue We are using CKEditor instead of the regular editor. When putting some content into the HTML field while creating blogs <p> and </p> tags are appended by default. We would like to remove these tags or change them...
The default Liferay DXP site's name cannot be localized/translated
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Issue I am using the default Liferay DXP site, renamed it, but I do not see the language button or an option to add the site name in different languages. Environment Portal 6.2 DXP 7.0+ Resolution The default site's...
Component with id [...] is being registered twice console warnings in the browser
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Issue We often experience some javascript warning messages when opening different parts of Liferay, e.g. the web content editor They say This can lead to unexpected behaviour in the "Liferay.component"...
Disable Footer Section
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Issue How to hide the footer section("Powered by Liferay" section)? Environment Liferay DXP 7.2 Resolution The below steps can be followed to disable the footer section: 1) Go to Site Builder > Pages. 2) Click on the...
How HTTP cookies are being used in Liferay DXP 7.0+
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Issue How are the cookies being used in Liferay DXP 7.0 (and above)? Tested Environments Liferay DXP 7.2 Liferay DXP 7.1 Liferay DXP 7.0 Resolution GUEST_LANGUAGE_ID: In 7.0+, used to...
Resolving When a .lar File Exported From Asset Publisher is Empty
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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...
Java parameter UseContainerSupport doesn't work
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Issue We are trying to specify the amount of memory Liferay can use by setting the -XX:+UseContainerSupport property However, it seems to take no effect and we don't see the specified limit shown in the...
Groovy Script for deleting users from the database
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Directly modifying the database is not advised because we are unable to provide assistance regarding the damage it might do. The suggested approach in these cases is a groovy script that uses Liferay's API....
'Connection reset by peer' when uploading files
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Issue You are encountering the following exception in the logs: java.io.IOException: Connection reset by peer Users cannot upload files and errors like the following are printed (some examples): WARN...
Remove portlets programmatically with the removePortletId method
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Issue I would like to remove portlets from pages programmatically (e.g. with a script or a background job) with the use of the removePortletId method, but without permission checking.  Environment Liferay DXP...
Config file deployment with values in special Unicode characters are not visible properly in User Interface
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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...
Avoid user login after every session timeout
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Issue On every session expire it is asking for user login again Environment Liferay 7.0 Resolution Login after each session timeout is the default functionality of the Liferay portal. In order to avoid login after...
Cannot Access Login Portlet After Changing Root Context and Updating Patches
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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...
Unable to disable the footer option after upgrading to Liferay DXP 7.2
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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...
Error "Incorrect string value" in logs when adding emojis to Web Content
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Issue When inserting emojis (emoticons) to a Web Content article, the portal fails to add/update the article and an error similar to the one below is shown on logs. 09:33:30.544 ERROR...
Should OSGi config files and the values in the System Settings application always be in sync?
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Issue I have a module where I do not want to store sensitive data (eg. password) in the config file I would like to provide this value over the UI in System Settings Is it possible to use a "mixed" approach?...
Unable to restart bundles from GoGo Shell
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Issue When running update {Portlet ID} in the GoGo Shell, you get an error on the UI saying the request could not be completed. Environment Liferay DXP 7.2 Resolution This behavior is a known issue when trying to...
How-To Generate a HAR file for Liferay Support
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HTTP Archive (HAR) files are a format used to track information between a user's browser and site.  It can be used to identify performance issues such as slow load times, page renders, or other bottlenecks.  This is...
Amazon S3 - Report generation leads to multipart upload failed error
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Issue Cannot generate reports on Liferay 6.2 and Amazon S3 Hitting multipart upload error when creating CSV file Scenario - With an S3 bucket configured for use and a data-definition in place, we find that when...
Is there any way to retrieve the User account's creator
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Issue Is there any way or SQL statement to retrieve the User account's creator? Environment Liferay DXP 7.0 Resolution There have two ways to retrieve the User account's creator. The user account's creator can be...
Content Delivery Network (CDN) configuration "cdn.dynamic.resources.enabled=false" is not working
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Issue After setting cdn.dynamic.resources.enabled=false, Liferay is still accessing some CSS and JavaScript from the CDN URLs configured in cdn.host.http= and cdn.host.https= Environment Liferay...
HttpOnly flag in JSESSIONID cookie using JBOSS application server
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Issue JSESSIONID cookie does not contain the HttpOnly flag. Environment Liferay Portal 6.2 JBOSS Resolution You need to change it on your application server configuration, in the...
How to check the number of retained sessions
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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...
Staging configuration is incorrect after fix pack update
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Issue We have staging enabled for a long time with only the Dynamic Data Lists portlet staged After updating to Fix Pack 61 or above, our staging configuration has changed and shows not only the Dynamic...
Implement many-to-many relationship with existing Liferay entities using the Service Builder
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Issue I would like to implement many-to-many relationship between my entity and an existing Liferay entity (for example the User table). Environment DXP 7.0+ Resolution Implementing relationships with the...
Is Adobe Flash Supported?
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Issue Is Adobe Flash Supported? There is no information about it in the Support Matrix. Environment Liferay DXP 7.0 Liferay DXP 7.1 Liferay DXP 7.2 Resolution We have no official stance on Adobe Flash, it can be...
If I change the friendly URL of my site, do I need to modify the link?
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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...
Unable to set a virtual host
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Issue We can't add/update our domain to our site's or instance's virtual host We get the below error on the UI: Please enter a unique virtual host. Virtual hosts must be valid domain names. Environment...
How to configure the displayed time zones?
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Issue It is widely documented that Liferay does not recommend changing the JVM time zone and that I should leave it as GMT. (See references under Additional Information). But me and my users are from different time...
AssetTagException when using special characters in tag names
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Issue AssetTagException is thrown when the article gets published, in case special characters are used in tag names. 2020-06-23 07:16:18.168 ERROR [http-nio-10.155.2.197-443-exec-4][PortletServlet:112]...
Is there a recommended heap size setting for Tomcat?
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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 are more database connections than allowed by jdbc.default.maxPoolSize
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Issue The maximum pool size of connections to the database is explicitly limited via the property jdbc.default.maxPoolSize. Nevertheless, the number of connections exceeds this maximum pool size. Environment...
Getting 400 error code while accessing adaptive media urls using public IP
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Issue When accessing adaptive media URL's over public IP eg: http://Public_IP:8080/o/adaptive-media/image/35333/Thumbnail-300x300/url.png?t=1588749467134, the page gets redirected to the home page. While accessing...
Is it possible to hide expired calendar events that are being displayed in an Asset Publisher?
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Issue Currently, an Asset Publisher configured to display Calendar Events will always show x number of events, even if the events already occurred in the past. Is it possible to hide these expired events? Environment...