Troubleshooting web applications

Web application deployment troubleshooting tips
Deployment of a web application is successful if you can access the application by typing a Uniform Resource Locator (URL) in a browser or if you can access the application by following a link. If you cannot access your application, follow these steps to eliminate some common errors that can occur during migration or deployment.
JavaServer Pages troubleshooting tips
Use this tips to troubleshoot problems with JavaServer Pages.
Troubleshooting contexts and dependency injection
Troubleshoot errors that are related to Contexts and Dependency Injection (CDI) for the Java™ Platform, Enterprise Edition (Java EE) applications.