In this tutorial I will tell you about logging in C#, how to create log4net configuration, explaining log levels, and examples with different appenders.

Possible causes and fixes of the System.UnauthorizedAccessException. Continue reading to learn about IO errors when dealing with files or setting up IIS.

Learn everything you need to know about showing custom error pages in ASP.NET and MVC using the customErrors element in your web.config file.

You may remember our quest to introduce light-weight issue tracking capabilities in If not, check out Mark errors as fixed, dashboards and more. Last week we silently launched the next chapter. Before I go into details about the new features, I want to put a few words on ...

Serilog and log4net are popular choices when choosing a logging framework in .NET. Read this guide to learn all about each framework and what to pick.

Accepting payments through Stripe using ASP.NET Core is a perfect choice. Read through this post to get started fast and to learn about the pitfalls.

FileNotFoundException isn't always as simple as it seems. Learn about the causes and fixes, including problems loading assemblies and IIS security issues.

Search errors by country, ignore 404s from a specific country and much more using country support on

It's hard picking between Serilog and NLog. Both awesome .NET logging frameworks with a rich feature set. Read through this post to make the decision.