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Preparing for an Upgrade Preparation and planning may be of little consequence for small, casual installations but is mandatory for large enterprise-level installations. There are specific...

Updating Customizations Plugins (e.g., themes, apps, and customizations) you've developed must be adapted to the new Liferay version. This can be as simple as updating dependencies or updating code...

Upgrading the Database Liferay's tools and instructions facilitate upgrading DXP and Portal environments safely and quickly. Non-clustered environments that have small data sets, can be upgraded...

Using Liferay Docker Images Docker Hub hosts Liferay DXP and Liferay Portal Docker images, bundled with Tomcat on Linux. The Liferay Docker Hub pages provide image details and tags for the...

Building Liferay Docker Images Liferay is open-source and fully customizable. You can create your own Liferay Docker images using Dockerfiles to suit the needs of your installation. For example,...

Licensing DXP in Docker If you're using a DXP trial license that's expiring or you have a new license (activation key) you must install, you can replace your container's existing license. Here's...

Configuring Containers Everything that is configurable in a Liferay installation is configurable in a Liferay Docker container. Here are the most common things to configure: JVM Options Portal...

Maintenance and Troubleshooting in Docker The Liferay Docker container has tools for maintenance and troubleshooting out-of-the-box. You can set various environment variables to modify settings...

Installing Apps and Other Artifacts to Containers Applications and other artifacts (such as DXP activation keys) are installed to DXP Docker containers via the container's /mnt/liferay/deploy...

Docker Image Versions Liferay Docker image tags begin with a Liferay software version and end with an image version. [Liferay software version] [image version] For example, Liferay DXP 7.4.13...

Container Lifecycle and API At a high level, the container starts Tomcat with Liferay deployed on it. Additionally, however, the container entry point provides an API for executing these use cases:...

Docker Packages These are the packages Liferay installs in the Ubuntu OS to support a full Liferay DXP environment. This list includes neither the JDK nor the dependencies the packages require. ...

Upgrading to a New Docker Image As new Liferay versions are released as Docker images, you can upgrade to them. Upgrading Liferay describes the process. Always back up your data and installation...

Providing Files to the Container The Liferay container uses the files you provide to execute the following use cases: Configure Liferay with .properties Files and .config files Configure Tomcat...

Patching DXP in Docker Liferay patches fix DXP issues and the Patching Tool applies the patches. On Docker Hub, Liferay provides images pre-populated with each new Fix Pack, Security Fix Pack, and...

Running Scripts in Containers If there's more that you want to do in the Liferay container beyond setting up Tomcat and Liferay files, deploying arifacts, and applying patches, you can use scripts....

Issue The following error is thrown while upgrading a DXP 7.3 instance: 2021-08-09 11:25:50.668 INFO  [main][UpgradeProcess:115] Failed upgrade process com.liferay.asset.display.page.internal.upgrade.v2_3_2.UpgradeAssetDisplayPageEntry in 49 ms...

Issue The following error occurs while upgrading a database to DXP 7.1 or higher Table 'OA2Auths_OA2ScopeGrants' already exists Environment Upgrading Portal 6.2 or DXP 7.0 -> DXP 7.1 or higher Resolution This error says that the table already exists, but OA2Auths_OA2ScopeGrants table...

Issue Post upgrade from Liferay 6.1 to DXP 7.1 user is unable to login and "invalid keyLength value" error observed in the server console. 2021-07-16 12:42:48.447 ERROR [http-nio-8080-exec-6][LoginMVCActionCommand:147] com.liferay.portal.kernel.exception.PwdEncryptorException: invalid...

Issue The migration was seemingly successful, but upon startup the following error is appearing in the logs: 2021-05-10 08:09:13.142 ERROR [Portal Dependency Manager Component Executor--1][AbstractJAXRSFactoryBean:102] No resource classes found 2021-05-10 08:09:13.148 ERROR [Portal...