How to use Fiddler Autoresponder to replay a fiddler trace?

In this quick tutorial, we want to show you how to use Fiddler’s Autoreponder to replay a previously captured or generated fiddler trace when trying to isolate html code performance or page errors.  The Fiddler AutoResponder is an excellent way to replay and reproduce a particular scenario, which makes troubleshooting a lot easier and less…

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How to Determine the CLSID of an ActiveX-Control ?

Hi Everybody! In this blog I would like to share a method and tools used to help determine what the CLSID of an ActiveX Control that may generate a warning when using the security-option “Run ActiveX controls and plug-ins” with “Administrator approved” settings. It is not always obvious which control a webpage from the Internet…

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How can we locate the codebase objects using Fiddler?

Hi everyone! Gary Ranne here from the IE Team with a quick tip on how to use Fiddler to identify codebase objects on a webpage. With the inception of the ActiveX installer service it is even more important to be aware of the location that ActiveX controls are being installed from. Frequently, this can be done simply…

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Automatic Proxy Configuration Script failing on Vista

Hello everyone! My name is Louis Shanks and I am a Senior Escalation Engineer on the IE Core team. I wanted to share with you a very interesting issue I worked on recently. The problem came in as Vista users were not able to access any external websites; however the same Vista users were able…

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Internet Explorer – Deadlocked!

This story starts off with a tricky little deadlock issue that I worked on recently. Let me set the stage by explaining the surface level symptom, and then we will get to the good stuff. Randomly when users running Vista would attempt to launch Internet Explorer nothing would happen. So they would again double-click the…

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JavaScript Memory Leak Detector for Internet Explorer

Paolo Severini, a developer from Microsoft’s GPDE team in Europe has created a debugging tool to detect memory leaks in JavaScript code and is downloadable here. It can be installed as an Internet Explorer band and it is expressly designed to find memory leaks in JavaScript code that runs in Internet Explorer. Like any IE…

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