As errors are the most common in web application, the error handling is also very important task for the webmasters. The user should understand the reason for the errors and atonce it is to be rectified. The author tells that in C# there are many methods used in error handling. This article highlights the concept of exception and exception handling. In .Net, it is very simple to log messages to the Windows NT Event Log which is described through this article. The author used the throw, try, catch, and finally statements to use the exceptions. As a final touch the author shows how to log in to the event log in C#. This might help the users to update their knowledge about error handling in C#.