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Liferay DXP Feature Comparison
legacy
Each version of Liferay improves on the features and functionality of previous versions.  Since the release of Liferay Portal 6.2 EE, the Liferay platform has continued to evolve to...
Blogs Image Properties Moved to OSGi Config
legacy
Issue After installing 7.2 fix pack 1 the blogs.image.max size and blogs.image.extentions settings do not persist. Resolution The blogs.image. portal properties have been modularized and need to be set in the Control...
Benchmark Study of Liferay DXP 7.2
legacy
This whitepaper is a benchmark study of Liferay Digital Enterprise 7.2 and describes optimal configuration, settings, and the methodology used for this study. The whitepaper also...
Portal has upgraded successfully and NullPointerException is thrown with the server startup
legacy
Issue Successfully upgraded the Liferay portal from 6.2EE to DXP 7.1 GA but the server is not started and thrown the NPE Null pointer Exception: 2019-09-13 01:11:59.750 ERROR [http-nio-8080-exec-1][MainServlet:1225]...
How can I execute a bulk update of the time zone of all users?
legacy
Issue After installing Liferay and creating all users, customer has realized that Liferay instance and all users are configured with the default timezone (UTC) but it should be updated to a correct one (ie: Europe/Paris)...
After upgrading to Liferay 7.1+, guest users cannot see some web contents
legacy
Issue After upgrading to Liferay DXP 7.1+, guests users cannot see some web contents. This is also reproduced for users that aren't members of one site. They cannot see web contents that belong to that site. Environment...
How to resolve deployment issues following the installation of Fix Pack DXP-12 for Liferay DXP 7.1
legacy
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...
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...
Failed upgrade process for module com.liferay.dynamic.data.mapping.service - Nested exception: Content is not allowed in prolog.
legacy
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 ...
APR library not found
legacy
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...
Deleting users using UserLocalServiceUtil.deleteUser(user) gets slow
legacy
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
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...
How to know if your UDP Multicast communication is working
legacy
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...
6.2 to 7.1 Oracle 12 Database Upgrade Results in Web Content with Custom Structures and Templates to have Missing Content
legacy
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...
ArrayIndexOutOfBoundsException while upgrading portal DB from Liferay DXP 7.0 to Liferay DXP 7.1
legacy
Issue The below error is the known issue when upgrading the portal DB using upgrade client tool from Liferay DXP 7.0 to Liferay DXP 7.1 and the reference LPS for the same is "LPS-86026"....
Slow Performance or OutOfMemory errors due to StripFilter
legacy
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...
Setting Site Member Role Permissions
legacy
Issue How can I change/edit permissions for a Site Member Role? Environment Liferay 7.0 Liferay 7.1 Resolution Permissions for the Site Member Role can be found at: Control Panel > Users > Roles > Site Roles Tab >...
Users Not Appearing in Control Panel After Upgrading Liferay Version
legacy
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...
Migrating to Liferay DXP: Best Practices, High Level Approach, and Strategy
legacy
This paper is to help organizations assess their own resources at-hand and come up with a plan for their migration project. It contains a questionnaire to guide customers in developing their migration plans, such as...
Upgrading from Liferay DXP 7.0 to 7.1
legacy
This paper is a high-level overview of the effort involved in moving from Liferay DXP 7.0 to 7.1. It contains an upgrade checklist, the upgrade steps, and what to do after a successful upgrade. The paper is available...