This video is part four of a four part video series on diagnostics in Microsoft Azure Web Sites. In this video, you'll learn how to use application logging and how you can troubleshoot a crash in your application. Other Videos: Part 1: Troubleshooting ErrorsPart 2: Remote DebuggingPart 3: Failed Request Tracing Additional Resources: Enable Diagnostic Logging for Microsoft Azure Web SitesTracing in ASP.NET MVC Razor Views Quick Time Links for this Video: [00:27] Adding Instrumentation to Code[01:06] Adding Configuration to Web.config File for Tracing[02:29] Enabling Application Logging[03:27] Using the Log Streaming Service[04:35] Reviewing the Application Log[05:04] Troubleshooting a Crash[05:53] Signs of an Application Crash[06:29] Reviewing EventLog.xml to Troubleshoot a Crash