” ASP.NET is much like an ogre. It has many layers -- the Web client, any intermediary device like proxy servers, the Web server and the network that it’s on, and any other resources the application touches. All of those layers make ASP.NET difficult to troubleshoot unless you know which tool to use and how to properly use that tool....
This step-by-step article describes how to troubleshoot ASP.NET Web applications. ASP.NET applications run differently than earlier Web applications. Therefore, ASP.NET applications require different techniques for isolating and for resolving problems. This article describes, at a high-level, the processes that you can use to identify and to troubleshoot issues that involve ASP.NET applications. These procedures apply only to ASP.NET applications that run on a Windows 2000 system with IIS 5.0 an...