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LDAP settings and upgrading from 5.2.x to 6.x
legacy
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...
Installing Liferay Portal in a Clustered Environment
legacy
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...
Transactional Cache or Blocking Portal Cache Causes the Portal to Hang
legacy
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...
High Priority Issue Checklist
legacy
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...
Before Opening an Upgrade Ticket
legacy
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...
Carousel Portlet Prevents Ehcache Plugin From Loading With a 'ClassNotFoundException'
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 While the article is no longer maintained, the information may still be applicable. This...
Error when going to Portal Settings After Upgrading to Liferay Portal 6.1
legacy
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...
Issues Encountered with Upgrades to Liferay Portal EE Versions
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 While the article is no longer maintained, the information may still be applicable.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...
Before Opening a Clustering Ticket
legacy
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...
PDFBox Causing JVM Crashes
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. This article describes an issue inherent...
Cluster Nodes Are Not Connected When Using Jdbc_Ping on an Oracle Database
legacy
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...
Testing JSON Web Services in Liferay
legacy
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...
Setting Up Liferay WAR on Tomcat 7
legacy
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...
Known Issues with Core-5
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. This article outlines a small set of...
ConcurrentModificationException When Deploying Plugins on Liferay Portal 6.1 EE GA3
legacy
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...
Upgrade halts with "ALTER TABLE" exception
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. Liferay Support does not recommend or...
Clustering With TCP Unicast
legacy
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...
Errors and Redirect Issues While Using the Control Panel
legacy
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...
Common Upgrade Errors for Liferay DXP
legacy
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...
Avoiding SAXParser Exceptions
legacy
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....