• .NET

    Help! Running Fiddler Fixes My App???

    Over the years, the most interesting class of support requests for Fiddler are of the form: “My application or website is failing, but when I try to capture a repro with Fiddler, the problem goes away completely! How is Fiddler fixing it?”
    February 28, 2013
  • .NET Mobile

    Web Resources demystified: Part 3 (Troubleshooting)

    In this post I will show you how to troubleshoot Web Resource related problems and how to deal with them. If you are using an ASP.NET server control with rich client-side behavior it is likely built to utilize web resources. Sometimes your page loads and that rich server side control does not work at all - the tree view does not expand, the grid cannot sort etc. Most of the times this is because the JavaScript files of those controls have failed to load. If your browser is configured to prompt on JavaScript errors you may see the following error messages: "RadTreeView...