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After upgrading to JDK 11, Tomcat can not be started due to "NoClassDefFoundError: javax/xml/bind/DatatypeConverter"

legacy Troubleshooting

Issue After upgrading to JDK 11, Tomcat can not be started due to "NoClassDefFoundError: javax/xml/bind/DatatypeConverter" 28-Aug-2019 05:40:11.346 SEVERE [main] org.apache.catalina.core.StandardContext.listenerStart...

Guest User can download the attachment from Knowledge Base

legacy Troubleshooting

Issue The guest user can download the attachments present in the Knowledge Base Article 1. Create a Knowledge Base Article add an attachment to that article. 2. Now remove all the guest permission from that article....

Tips for minor updates in the infrastructure (application server, database server, ...)

Issue Sometimes, there is the need to update the infrastructure (application server, database server, elasticsearch server, etc.), to benefit from security fixes, performance improvements or others. Minor...

Liferay DXP and S3 security

Issue Does Liferay support server-side encryption on Amazon S3? Is Liferay calling S3 over HTTPS only? Will Liferay work on a restricted S3 bucket without public access? Environment Liferay 7.0 DXP Liferay 7.1...

Service Packs and Fix Packs Overview

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 Liferay portal upgrades the content?

Issue The portlet id('s) which has included in the content of the web content portlet is not getting updated after upgrading the portal. Environment Liferay portal 6.2EE Liferay DXP 7.0 Resolution How Liferay works?...

Change root context to custom context

Issue How to change the portal context from ROOT to something else? Can I append "xxx" to all the portal URL? Environment Liferay DXP 7.4 Liferay DXP 7.3 Liferay DXP 7.2 Liferay DXP 7.1 Liferay Portal 6.2 JBoss EAP 7.1 /...

WildFly Bundles for DXP 7.1 and Above

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...

Work folder under Liferay Home

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...

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":...

Changes to the Site Template

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...

PortletMVC4Spring, Spring Framework, and Liferay DXP

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

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...

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...

How to add security, authentication to my REST service?

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...

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 -...

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]...

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...

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