Search Results

Sort By
Resource Type
Applicable Versions
Deployment Approach
Capability
Feature
Ehcache Configuration for Different Versions of the Liferay Platform
authorEmailAddress: justin.choi@liferay.com, authorName: Justin Choi, content: This article outlines Liferay configurations for distributed caching along with how to deploy custom tuning configurations. For cache tuning and finding optimal settings for a particular environment, please see the...
Liferay Information for Common Databases
authorEmailAddress: jorge.diaz@liferay.com, authorName: Jorge Diaz, content: The following article contains relevant information for connecting Liferay to some of the more common databases. Resolution   MySQL Oracle Commands http://dev.mysql.com/doc/refman/5.5/en/index.html...
Migrating properties which are set through Control Panel to portal-ext.properties file
authorEmailAddress: jira_integration_6b0c73@jira.zendesk-integrations.com, authorName: Liferay Support, content: Important Notification: Modifying the database is a risky operation! Always make a backup of your database before any modifications! If your custom portal properties are already set...
Portal Best Practices
authorEmailAddress: jira_integration_6b0c73@jira.zendesk-integrations.com, authorName: Liferay Support, content: This article is a legacy article. It applies to previous versions of the Liferay product. While the article is no longer maintained, the information may still be applicable. The...
A 'ClassNotFoundException' Thrown by WebLogic 12c
authorEmailAddress: christopher.lui@liferay.com, authorName: Christopher Lui, content: This article documents a known issue that occurs when deploying portlets that use JNDI. Liferay Digital Experience Platform (DXP) isn't able to load Weblogic's JNDI classes by default, which often results in a...
Poor Performance in DB2 When Executing SQL Queries Over Big Tables Filtering by a Column With a Non-Unique Index
authorEmailAddress: daniel.couso@liferay.com, authorName: Daniel Couso, content: 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...
Upgrade Process properties are not needed anymore
authorEmailAddress: sergio.sanchez@liferay.com, authorName: Sergio Sanchez, content: Prior to Liferay Portal 6.1, the upgrade process required that "upgrade.process" property to be set in the portal-ext.properties. For example, consider an upgrade from Liferay Portal 5.2 to Liferay Portal 6.0...
Backslashes in Screen Name Are No Longer Valid After Upgrading to Liferay Portal 6.2
authorEmailAddress: brian.suh@liferay.com, authorName: Brian Suh, content: After upgrading from Liferay Portal version 5.2 EE SP4 to 6.2 EE, backslashes in the screen name are not allowed when using the liberal screen name validator. In Portal 5.2, backslashes were allowed in the screen name....
[Upgrade] Handling Quartz Data during Liferay Portal Upgrades
authorEmailAddress: alexander.chau@liferay.com, authorName: Alex Chau, content: Quartz data is a unique type of data. If quartz data is part of the database upgrade, then there are some potential additional steps to take during the upgrade process. Resolution If there are not any publishing jobs,...
ConcurrentModificationException When Deploying Plugins on Liferay Portal 6.1 EE GA3
authorEmailAddress: brett.ripley@liferay.com, authorName: Brett Ripley, content: This article outlines a specific known issue that exists within Liferay Portal 6.1 EE GA3 SP3 and provides a link to follow its resolution. Resolution At the time of release, there is one known issue with Liferay...
Using JNDI Resources with Hibernate
authorEmailAddress: jira_integration_6b0c73@jira.zendesk-integrations.com, authorName: Liferay Support, content: If you are using Hibernate to connect to JNDI resources on Tomcat (or an application server that manages JNDI resources the same way), this tutorial is for you! As background, one way...
Using Portal Properties for Separate Liferay Instances
authorEmailAddress: jira_integration_6b0c73@jira.zendesk-integrations.com, authorName: Liferay Support, content: Much like the portal-ext.properties file, portal-${instance}.properties files override properties set in portal.properties and other files for a specific Liferay instance. This article...
Self-Diagnose the Structural Issues in Custom JAR
authorEmailAddress: emma.liu@liferay.com, authorName: Emma Liu, content: This article documents how to self-diagnose the structural issues in custom jars. There are different types of structural issues in custom jars, and this is a general guideline for developers to troubleshoot the structural...
Liferay Portal Database Portal Properties
authorEmailAddress: michael.warren.young@liferay.com, authorName: Michael Warren Young, content: This article is intended to provide a list of all of the Liferay Portal Database properties that can be used to connect your portal to various databases. To use any of them, un-comment the block of...
Connecting WebDAV to Liferay Portal Running Behind a Web Server
authorEmailAddress: jonas.choi@liferay.com, authorName: Jonas Choi, content: This article documents how to connect to Liferay WebDAV folders and files from a WebDAV client if Liferay Portal is running behind a web server. Specifically, this issue was found using the IBM WebSphere application...
Setting Up Liferay Portal on Postgres 9
authorEmailAddress: justin.choi@liferay.com, authorName: Justin Choi, content: This article is a legacy article. It applies to previous versions of the Liferay product. While the article is no longer maintained, the information may still be applicable.  This article will explain how to create a...
Liferay Upgrades: Updating Custom Plugins
authorEmailAddress: brett.ripley@liferay.com, authorName: Brett Ripley, content: The following article describes how to update plugins to be compatible with a new version of the Liferay platform. Resolution The Liferay API may change from release to release, causing issues when trying to port...
Session Variables / User Scoped Variables Development
authorEmailAddress: jira_integration_6b0c73@jira.zendesk-integrations.com, authorName: Liferay Support, content: This article documents how to use Session Variables / User Scoped Variables in conjunction with portlets. There is also an included example in the details to help demonstrate how this...
Copy File Error When Extracting a Liferay Bundle
authorEmailAddress: jira_integration_6b0c73@jira.zendesk-integrations.com, authorName: Liferay Support, content: This article describes a workaround for the following known issue that you may encounter when using Liferay Portal with operating system Windows XP and/or Windows 7. The error reads:...
IP Geocoder Temporarily Loss of Connectivity
authorEmailAddress: justin.choi@liferay.com, authorName: Justin Choi, content: Due to a recent CDN outage, the IP Geocoder module inside Liferay Digital Experience Platform (DXP) 7.0 temporarily lost Internet connectivity; the module requires an active connection to function. There is a console...