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Resolving 'BadPaddingExceptions' in the Console Logs
legacy Troubleshooting
This article addresses a situation where customers might encounter a BadPaddingException in the logs. This occurs if customers have two instances on the same domain; when a user tries to access another instance on the...
Including portal-ext.properties in Help Center Tickets
legacy How To
One of the most important pieces of information when resolving a customer issue is the portal-ext.properties file for your environment. It is now possible to upload the portal-ext.properties file before opening a...
Performance Issue for Thread Counts While Processing JSP files
legacy Troubleshooting
This article is designed to help administrators tune performance in Liferay DXP 7.0 when the active thread count approaches the maximum allowed thread count. The reason for this performance issue is because the values...
Carousel Portlet Prevents Ehcache Plugin From Loading With a 'ClassNotFoundException'
legacy Troubleshooting
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 While the article is no longer maintained, the information may still be applicable.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...
Transactional Cache or Blocking Portal Cache Causes the Portal to Hang
legacy Troubleshooting
This article serves as a troubleshooting guide. During a thread dump, your server may hang indefinitely due to the blocking portal cache. Blocking portal cache is one of the caches...
Load Balancing Can Return Null
legacy Troubleshooting
When running Liferay with more than one node on a load balancer, sometimes, when generating urls for buttons, they can receive a incorrect url or sometimes a null value. Resolution...
Quick Start Guide to SAML on Liferay Portal 6.1 EE GA3
legacy How To
  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 While the article is no longer maintained, the information may still be applicable.  If you are working with a Liferay Portal...
Setting Up Liferay WAR on Tomcat 7
legacy How To
This article describes how to set up Liferay Portal 6.1 EE or Liferay Portal 6.2 EE using Windows and MySQL 5.x on Apache Tomcat 7.x. Resolution 1. Gather the Necessary Files Download...
High Priority Issue Checklist
legacy Troubleshooting
This article provides a brief checklist of items to run through when your server is frozen, or goes down entirely. Collecting this information before opening a support ticket is a...
Common Upgrade Errors for Liferay DXP
legacy Troubleshooting
This article documents the common configuration errors you may encounter while upgrading to Liferay Digital Experience Platform (DXP), versions 7.0 or 7.1. Read below to discover the steps you can take to resolve these...
Testing JSON Web Services in Liferay
legacy How To
This article documents the new implementation of JavaScript Object Notation (JSON) web services in Liferay Portal 6.1.x to test API methods. The only limitation is that to test any methods they must go through JSON. A...
Cannot Obtain Lock During Startup on DXP 7.0
legacy Troubleshooting
In some cases, JGroups may not get a response when trying to bind to an address. In this case, an exception like the following can be thrown: 05:50:53,559 ERROR [Framework Event Dispatcher: Equinox Container:...
User's group membership not updating with LDAP after upgrading to Liferay Portal 6.0 EE SP2
legacy Troubleshooting
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. Beginning in Liferay 6.0 EE SP2, the...
Cluster Nodes Are Not Connected When Using Jdbc_Ping on an Oracle Database
legacy Troubleshooting
This article documents a solution if subscribers are using an Oracle database and using JDBC_ping as the discovery protocol in a clustered environment. The issue is that the JGroup's default initialize_sql value is...
Setting Up Liferay Portal on JBoss 6 EAP
legacy How To
This article will outline how to set up JBoss 6 EAP and deploy Liferay 6.1 EE and 6.2 EE to this application server. Resolution Before You Begin, download JBoss EAP 6.0.1 or 6.1, and...
Issues Encountered with Upgrades to Liferay Portal EE Versions
legacy Troubleshooting
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...
Clustering With TCP Unicast
legacy How To
Clustering with the Liferay platform can be achieved by using UDP Multicast, UDP Unicast and TCP Unicast. While Multicast is being used by default, there are cases where UDP Multicast...
Liferay-JBoss Integration
legacy How To
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...
Before Opening an Upgrade Ticket
legacy How To
The following article outlines a short checklist of questions to ask and steps to take before opening an upgrade ticket. By taking a moment to go through this checklist before opening a request, you are ensuring the...
Errors and Redirect Issues While Using the Control Panel
legacy Troubleshooting
This article describes navigational/redirect issues while using the Control Panel when accessing the Liferay platform through a domain (web server or not). The symptoms of this behavior are somewhat random, but...
PDFBox Causing JVM Crashes
legacy Troubleshooting
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 describes an issue inherent...
Error when going to Portal Settings After Upgrading to Liferay Portal 6.1
legacy Troubleshooting
After an upgrade to Portal 6.1 EE GA1 when clicking on Control Panel > Portal settings, an error pops up: 11:53:46,699 ERROR [BeanPropertiesImpl:480] jodd.bean.BeanException: Simple property not found: hostname...
Trouble Starting Portal If 'Java_Home/bin' Is Not Defined in Path Variable
legacy Troubleshooting
This article describes a known issue where the platform may not start if JAVA_HOME/bin is not defined in the PATH variable. DXP 7.0 and 7.1 requires JAVA_HOME and PATH variables to be set. However, the...
Before Opening a Clustering Ticket
legacy Troubleshooting
This article provides a short checklist of questions to ask and steps to take before opening a clustering ticket in Help Center. By taking a moment to go through this checklist before opening a Help Center request, you...
Avoiding SAXParser Exceptions
legacy Troubleshooting
By default, the Liferay platform does not define a SAXParser. But please note that a SAXParser contains the logic that can parse XML files. Liferay does not define a SAXParser because certain setups (e.g....
Possible Performance Issue Caused by LPS-48693
legacy Troubleshooting
Before the portal-84-6210 fixpack, the DDMTemplate editor UI was missing the cacheable checkbox. This issue caused each DDMTemplate that was saved into the DB to not be cached. This article provides a solution to a...
NamingException Error on WebSphere 6.x
legacy Troubleshooting
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. When Liferay Portal is running on a...
Common Errors with Database Sharding in DXP 7.0
legacy Troubleshooting
This article documents the issues with setting up a sharded database and lists steps to resolve the issue or avoid it altogether. Resolution Error: Users are unable to create content specifically on a sharded database...
Image Editor Does Not Load on Websphere
legacy Troubleshooting
This article documents an issue where the image editor does not load on WebSphere, as well as steps to resolve the issue or avoid it altogether. This issue is caused by one of the JS files served within the JS editor...
Upgrade halts with "ALTER TABLE" exception
legacy Troubleshooting
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. Liferay Support does not recommend or...
Ehcache Configuration for Different Versions of the Liferay Platform
legacy How To
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...
Upgrading to Liferay Portal 6.1 EE
legacy How To
With the release of Liferay 6.1 EE GA1, Liferay introduced the Seamless Upgrade feature. Seamless upgrades allow users to upgrade to the latest version of Liferay by simply pointing...
Liferay Information for Common Databases
legacy
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...
Portal Best Practices
legacy
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...
Poor Performance in DB2 When Executing SQL Queries Over Big Tables Filtering by a Column With a Non-Unique Index
legacy Troubleshooting
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...
Changing the Liferay Logs Directory
legacy How To
This article documents how to change the Liferay logs directory from the default [LIFERAY_HOME]/logs to another desired path.  Resolution Steps to Change the Liferay Logs Directory...
Upgrade Process properties are not needed anymore
legacy
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
legacy
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
legacy How To
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
legacy Troubleshooting
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...