C# Logging - Implementation

Refer this link.
http://www.dotnetfunda.com/codes/code2838-how-to-save-error-log-in-aspnet.aspx

.

You Can use Log4Net for Logging.
Log4net is an open source library that allows .NET applications to log output to a variety of sources (e.g., The console, SMTP or files).
Log4net provides a simple mechanism for logging information to a variety of sources. Information is logged via one or more loggers. These loggers provide 5 levels of logging:

1.Debug
2.Information
3.Warnings
4.Error
5.Fatal

use Log4Net (http://logging.apache.org/log4net/)
http://www.codeproject.com/Articles/140911/log4net-Tutorial

http://sadi02.wordpress.com/2008/06/29/log4net-tutorial-in-c-net-how-can-i-show-log-in-a-file/

One more link to refer http://www.netrostar.com/Howtouselogging

Mark as answer if it helps...,That motivates...!!!