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How to know if your UDP Multicast communication is working

Issue Communication is not working properly in the cluster even after setting all the configurations up in the portal instances. Changes have not been replicated from one node to another. Environment...

Metadata for Journal Articles Not Indexing Appropriately during Upgrade Process

legacy Troubleshooting

Issue During the upgrade process, UpgradeImageTypeContent#copyJournalArticleImagesToJournalRepository copies all journal article images into the Document Library repository. In order to achieve...

CSS changes are not reflecting

legacy Troubleshooting

Issue The CSS changes are not reflecting in the browser until and unless the caches are cleared. Environment Liferay 6.2 Resolution If the CSS changes are reflecting in the theme until the browser cache is not cleared....

6.2 to 7.1 Oracle 12 Database Upgrade Results in Web Content with Custom Structures and Templates to have Missing Content

legacy Troubleshooting

Issue Upgrading from 6.2 to 7.1 with Oracle 12 can result in structureId and templateId reverting to the Basic Web Content structure and template which can be observed in the JournalArticle Table. Another symptom...

Authorization and Javascript recovery from the backend

legacy Troubleshooting

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 I...

Setting up the Portal Instance Name (Website Name) in Liferay DXP 7.1

legacy Troubleshooting

Issue The website name is set by default as Liferay DXP. This name can be set to a new name by making changes in instance settings( Configuration-> Instance Settings -> Configuration -> Main Configuration ->...

Can I disable the System Check that is running on startup in my Development environment?

legacy Troubleshooting

Issue During Liferay's startup, the following message in the logs indicates that a system check is being run: INFO [main][SystemCheckOSGiCommands:111] Running "Declarative Service Soft Circular...

Slow Performance or OutOfMemory errors due to StripFilter

legacy Troubleshooting

Issue The StripFilter in Liferay DXP removes blank lines from Javascript, CSS, and other files. While this can result in slightly faster load times for dial-up users, it can also result in a big...

Restart required after every Jar Deployment

legacy Troubleshooting

Issue When the jar is deployed, it is not reflected until and unless the server is restarted Environment Liferay DXP 7.0 Resolution Sometimes, the jar is deployed and is not reflecting on the portal until and unless...

Users Not Appearing in Control Panel After Upgrading Liferay Version

legacy Troubleshooting

Issue Users are not appearing in the Control Panel > Users > Users and Organizations section after upgrading to a newer Liferay version. Environment Liferay DXP 7.0, 7.1 Resolution 1. Remove...

When an image with a link to page field is published to live on remote staging, publication fails

legacy Troubleshooting

Issue When an image is uploaded on staging and is going to be published to live an error is displayed. Happens when using a Document type with a Link to page field. The Link to page field is not required. The Link to...

Several JGroups messages related to "Accept view MergeView" are appearing in a clustered node

legacy Troubleshooting

Issue Liferay's Cluster Link cache replication makes use of JGroups. There are instances when several JGroups messages related to "Accept view MergeView" are appearing while the cluster is running. Environment Liferay DXP...

Why are entries in my Liferay DXP bundle (such as Organization Types) duplicating every restart

legacy Troubleshooting

Issue In some situations there have been reports of OSGi entries within a Liferay DXP 7.1 bundle replicating every restart. At first there is one entry for a given configuration, then following a restart there...

Unable to Edit any options in Site settings of a Site.

legacy Troubleshooting

Issue Unable to Edit any options in Site settings. That is from: The home page, not able to edit and select the layout/theme. Also, from Control Panel-> Sites-> Select site-> Edit was not able to change the...

NullPointerException and blank page after redeploying JSP fragment module

legacy Troubleshooting

Issue We start with a state where we have a jsp fragment deployed and is working fine. We then make a change to that module and do a hot deployment. After that, the page on which the fragment is being used shows only the...

ORMException / StaleObjectStateException is reported

legacy Troubleshooting

Issue The following ORMException and StaleObjectStateException are reported in the log 2019-03-25 01:59:12.172 ERROR [http-nio-8080-exec-9][MainServlet:525] com.liferay.portal.kernel.exception.SystemException:...

Resolving a "The expression syntax is invalid" Error During the UpgradeDDMStructure Phase of the Liferay DXP Upgrade Process.

legacy Troubleshooting

This article describes a known issue in the Forms portlet when upgrading from DXP 7.0 to DXP 7.1+. During the upgrade, a validation error is thrown as follows: Unable to upgrade the visibility expression "equals(Options,...

Limitation: Audience Targeting User Segment Cannot Use Physical Screen Size MDR

legacy Troubleshooting

This article documents a limitation when viewing content based on a User Segment in the Audience Targeting app that uses the Physical Screen Size attributes as a Mobile Device Rule. It was discovered that users could...

Upgrade Tool Uses Wrong Version of Tomcat

legacy Troubleshooting

Issue When upgrading to Liferay DXP 7.0 or DXP 7.1 and using the SP1 + Tomcat bundle, the wrong version of Tomcat is suggested by the Upgrade Tool For 7.1 the bundle includes Tomcat 9.0.6, but the...

If a Staging publication is on progress and the server is shut down, publication stays on queue and no further publications are possible

legacy Troubleshooting

Issue If a publication on staging is made and the server is shut down, the publication will stay on queue on start-up and, even if cancelled, no more staging publications can be made. The following java class stays...

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