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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...
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...
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...
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 While the article is no longer maintained, the information may still be applicable.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...
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:...
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...