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Default View for Calendar Portlet Saves on All Pages

Issue If a user sets the Calendar's "View" configuration, the setting is applied for every instance of the Calendar Portlet instead of just the specific instance of the portlet Environment Liferay DXP...

Unable to deploy Apps because of an "Unable to write ..." error

legacy Troubleshooting

Issue Cannot deploy certain App/plugins because of an "Unable to write ..." error. Some symptoms of this are: The App just sits in the deploy folder. The following error is reported in the log repeatedly: 2019-04-02...

Why can I not access my Liferay server at the Friendly URL I set?

legacy Troubleshooting

Issue A Friendly URL can be set to change the URL that users see when accessing a specific site. However without the Home URL being updated attempting to access the bundle at its base address will return a "Not...

How to Upgrade to Liferay DXP from Liferay 6.X

This whitepaper aims to set a framework for Liferay’s recommended upgrade path for your organization. A major technology upgrade is an endeavor requiring a deep analysis of your business requirements, careful planning,...

Upgrading from Liferay DXP 7.0 to 7.1

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...

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:...

Removing Product Information Displayed in the HTTP Headers

Issue Customers might want to remove the product information found in the HTTP Headers and in the console logs for security reasons. The information displays: Liferay-Portal: Liferay Digital Experience Platform 7.0.10...

Liferay DXP 7.1 Upgrade Performance Benchmark

The Liferay Support and Liferay Engineering tuned Liferay 6.2 EE databases for upgrade and tested upgrading them to Liferay DXP 7.1. Databases from several vendors were tested. This whitepaper describes the test...

Why does my portlet not have a version number after it is deployed?

Issue Deploying a .war portlet through the /liferay_home/deploy folder leads to the deployed portlet not having a version number in its file name. Environment Liferay DXP 7.0 de-33+ Liferay DXP 7.1 Resolution A...

Determining the Page Count and Global References in a Site

Liferay Support does not recommend or endorse specific third-party products over others. Liferay is not responsible for any instructions herein or referenced regarding these products. Any implementation of these...

I would like to upgrade my portlets to Liferay DXP but can not find where XML Descriptors have been moved to

Issue Upgrading from Liferay 6.2 to Liferay 7.0+ is a significant process. One of the changes implemented is the use of OSGi components. Several XML Descriptors have been converted to OSGi services. Environment...

Managing Distributed Cache in Liferay DXP

This document has been updated and ported to Liferay Learn and is no longer maintained here. This article documents the configuration options for managing distributed cache within Liferay Digital Experience...

Managing LDAP Settings Using .config Files

This document has been updated and ported to Liferay Learn and is no longer maintained here. This article documents how to configure LDAP settings using .config files instead of the Control Panel. There are a great...

Before Opening a Liferay Performance Ticket

legacy Troubleshooting

The following article outlines a short checklist of questions to ask and steps to take before opening a performance ticket. By taking a moment to go through this checklist before...

Rolling Restart - Breaking Changes

Introduction When applying fix packs or hotfixes, rolling restarts are possible if there are no changes to a specific set of clustering classes or no module schema version changes. The following document is a list of...

LDAP settings and upgrading from 5.2.x to 6.x

legacy Troubleshooting

This article pertains to portals in which LDAP is configured in Liferay Portal 5.2.x and an upgrade is performed. When a user attempts to login, an error is thrown, and the user is not...

Application Server Times Out While Downloading/Uploading Documents

legacy Troubleshooting

When uploading documents larger than 3Mb via web call, an error may be thrown: 13:45:27,141 INFO [PortalImpl:4366] Current URL /documents/10162/179749/Certification+Tracking+Database+CSC+v2.0+Production.zip...

Managing Distributed Cache in Liferay Portal EE

Liferay Support does not recommend or endorse specific third-party products over others. Liferay is not responsible for any instructions herein or referenced regarding these products. Any implementation of these...

Installing Liferay Portal in a Clustered Environment

Many enterprise environments utilize clustering for both scalability and availability. This article provides specific instructions for installing a basic configuration of Liferay Portal in a pre-existing clustered...

Changes in Liferay DXP Clustering

This article documents several changes with the clustering feature that will take effect in Liferay Portal CE 7.0 and Digital Experience Platform 7.0. In addition, this article details changes that may affect...

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