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Custom OSGi module needs to be redeployed after application server restart
legacy Troubleshooting
Issue Custom OSGi module stops working and fails after an application server (i.e. Tomcat) restarts, and needs to be redeployed to get it to work again. Environment DXP 7.4 Resolution Blacklist the OSGi components before...
Can I change a single configuration value with the help of a .config file?
legacy How To
Issue I would like to change just a single configuration value with the help of a .config file. I would like to know if it is possible to enter this single value in my .config file or whether the file has to contain...
Liferay DXP XML Processing Dependencies
legacy
Issue We would like to have a list of XML Processing dependencies that are used in Liferay Environment DXP 7.1 DXP 7.4 Resolution Looking at our libraries...
Which Liferay version should I use in gradle.properties for the 2023.Q3 Quarterly Release?
legacy How To
Issue Which version do I need to use for the liferay.workspace.product= property in gradle.properties for Liferay Workspace? Environment Liferay Workspace Liferay DXP 2023.Q3 Resolution As of Oct. 20, for...
What values are permitted for p_p_state?
legacy
Issue What are the valid values for p_p_state? What happens if any other value is entered? Environment Liferay DXP 7.4 Resolution When examining the LiferayWindowState class, we can see that the parameter allows the...
Apache Active MQ
legacy
Issue Does Liferay use Apache Active MQ?   Environment Liferay DXP 7.0 - 7.4   Resolution Liferay DXP products do not include any component from Apache Active MQ.     , content: Issue Does Liferay use Apache Active MQ?  ...
Enabling agent and adding packages in Bootdelegation properties to monitor Liferay application
legacy How To
Issue Enable Java agent (AppDynamics) on Liferay for monitoring the Liferay application. Required to add the packages from the agent to the...
How to define SEO friendly urls for the categories?
legacy
Issue When a category is added, friendly URLs are generated, however, if other languages/translations are added later, or if the category name changes, the new modifications/additions are not reflected in the...
How to invite multiple users to calendar event
legacy
Issue Steps taken: 1. Drag and drop the calendar on a page. 2. Create a new event by clicking the 'Add Event' button. 3. On the Add Event page, there is a section 'Invitations' from where we invite users. 4. In...
How to configure email sender and email logging for Multi-Factor Authentication?
legacy How To
Issue I would like to understand where sender email address for Multi-Factor Authentication comes from. I would like to set the log levels so I can see when emails are sent. Environment Liferay DXP 7.4 Resolution Set...
Error when we create a site with Minium template
legacy Troubleshooting
Issue When creating a new Site using Minium template, the following stack trace is seen in the logs: 2022-09-22 13:06:24,120 main ERROR Could not create plugin of type class...
Hypersonic Database Error - org.hsqldb.HsqlException
legacy Troubleshooting
Issue We are testing in a new environment and are seeing the following error in the log: ERROR [Portal Dependency Manager Component Executor--2] [UpgradeStepRegistratorTracker:184] Failed upgrade process for module...
How to resolve deployment issues following the installation of Fix Pack DXP-12 for Liferay DXP 7.1
legacy Troubleshooting
Issue Please bear in mind that special considerations should be taken after applying the Fix Pack 12 (DXP-12). After the installation of DXP-12, it has been reported that deployment errors related to several core...
How to know which of the nodes is being displayed
legacy How To
Issue On a cluster environment, sometimes its helpful to know in which of the nodes you are. This could be useful to check the load balanced or cluster replication issues. Environment Portal 6.2 DXP 7.0 DXP 7.1 DXP...
Work folder under Liferay Home
legacy
Issue After upgrading to Liferay DXP we noticed that a work folder is created in {Liferay_Home}, in addition to {Tomcat_Home}/work directory. Is this the normal behaviour? Environment Liferay DXP 7.0 Liferay...
WildFly Bundles for DXP 7.1 and Above
legacy How To
Issue Why am I not able to find a WildFly bundle download for DXP 7.1? Environment Liferay DXP 7.1 Liferay DXP 7.2 Resolution Starting with Liferay DXP 7.1 SP2, Liferay will no longer be releasing Wildfly...
Changes to the Site Template
legacy
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...
Restarting JBoss node hangs at JGroups.connect() when using multicast
legacy Troubleshooting
Issue If I have a multinode cluster using multicast replication, and I set  multicast.group.address["cluster-link-udp"] Restarting a node sometimes hangs when initializing JGroups channels. Environment Liferay...
Failed upgrade process for module com.liferay.dynamic.data.mapping.service - Nested exception: Content is not allowed in prolog.
legacy Troubleshooting
Issue After a seemingly successful upgrade to Liferay DXP 7.1 the following error is showing up in the logs while starting the DXP bundle: Failed upgrade process for module com.liferay.dynamic.data.mapping.service ...
Passing List of objects as json parameters gives NoSuchMethodException
legacy Troubleshooting
Issue When a service expects lists of objects, and I want to pass them as a JSON string in Liferay's JSON-WS UI, it returns with NoSuchMethodException. An example string is: [{ "+simplefoo":...
Unable to add Calendar Event through Mobile Browser
legacy Troubleshooting
Issue While creating a Calendar Event via the computer's browser, the event is created. But, while creating the new event through Mobile Browser, the page goes into the disabling mode. Environment Liferay DXP 7.0...
Implicit connection cache issue
legacy Troubleshooting
Issue Looking into the thread dumps, few threads were getting stuck as below with OracleImplicitConnectionCache and running out of implicit connection cache issue tomcat-http--300 - priority:5 -...
PortletMVC4Spring, Spring Framework, and Liferay DXP
legacy
Question Spring Framework 5 does not include support for Spring Portlet MVC.  Support for Spring Framework 4, including Portlet MVC support, will remain until 2020.  What is the future of Spring Portlet MVC and...
Calendar portlet displays time in different formats depending on display language
legacy
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...
How to add security, authentication to my REST service?
legacy How To
Issue We developed a REST service and it works. But we need endpoint security. At the moment it is available without any credentials. We do not want to give access to a REST Web service without credentials.  How can...
Server unable to start after upgrading to latest fixpack
legacy Troubleshooting
Issue After upgrading from the previous fixpack to the latest fixpack, the server is not getting started or the below error is thrown while starting the server. SEVERE [localhost-startStop-1]...
Portlet preferences contains orphan records
legacy Troubleshooting
Issue When a Site is deleted the PortletPreferences table still contains that site's orphan data. Environment Liferay DXP 7.0 Resolution The observed behavior is resolved and fixed in liferay-fix-pack-de-58 and above....
APR library not found
legacy Troubleshooting
Issue The Apache Tomcat works without the native libraries but degrading the performance. You can see the following message on the log: INFO: The APR based Apache Tomcat Native library which allows optimal...
Where to find the default system.properties file
legacy How To
Issue Where to find the available properties and its default values from the original system.properties used by the portal Environment DXP 7.1 DXP 7.0 Portal 6.2 Portal 6.1 Resolution You can find the portal-impl.jar...
Deployment of WAR files with many jar dependencies is very slow in DXP
legacy Troubleshooting
Issue If there is a war file which contains many jar dependencies in its WEB-INF/lib, deploying it to the osgi framework in DXP takes too much time - sometimes 20 minutes for a single WAR. Environment Liferay DXP...
LCS Client removed after Fix Pack 12 installation (Known Issue)
legacy Troubleshooting
Issue Liferay Connected Services Client is missing after applying DXP-12 Where is Liferay Connected Services Client.lpkg? Environment DXP 7.1 + DXP-12 (Fix Pack 12) Resolution At the time of writing July 11th 2019,...
Where to find the default portal.properties file
legacy How To
Issue Where to find the available properties and its default values from the original portal.properties used by the portal Environment DXP 7.1 DXP 7.0 Portal 6.2 Portal 6.1 Resolution You can find the portal-impl.jar...
DocumentException: Premature end of file
legacy Troubleshooting
Issue When deploying Spring MVC custom portlet, an exception is thrown "DocumentException: Error on line -1 of document: Premature end of the file. " Issue reproduced With 7.1 GA1 release as below when deployed the...
"App Manager is temporarily unavailable" error
legacy Troubleshooting
Issue I go to Control Panel > Apps > App Manager I do not see any Apps listed, just a red warning on the top of the page "App Manager is temporarily unavailable" In the console I see similar ERRORS: ERROR...
I want to hide the password expiration warning message.
legacy How To
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...
JDBC roll back error when generating LAR to export sites
legacy Troubleshooting
Issue Whenever a LAR is tried to be generated the following message shows on the portal: Could not roll back Hibernate transaction; nested exception is org.hibernate.TransactionException: JDBC rollback failed Also on...
Unauthenticated user unable to view the Json web service.
legacy Troubleshooting
Issue While accessing http://localhost:8080/api/jsonws as an unauthenticated (Guest) user and selecting the context path, an "Access denied" error is thrown. For example, when creating a simple Service...
Deleting users using UserLocalServiceUtil.deleteUser(user) gets slow
legacy Troubleshooting
Issue UserLocalServiceUtil.deleteUser(user) API's performance decreases, when we try to use it to delete large number of users At first this job started deleting 1100-1200 users in 1 hour per day, but after...
How to resolve when basic configuration portal properties are not read during startup
legacy Troubleshooting
Issue When starting a pre-built Liferay DXP bundle for the first time, some of the properties set in a portal-ext.properties file (such as the default.admin.* and company.default.*  properties) do not take effect and...
What to check when Site Template changes are not propagating to sites
legacy Troubleshooting
Issue Changes made to a site template (such as adding pages and updating permissions for existing pages) are not propagating to sites, even though the changes are seen in the site template. There are no errors in the...