IIS Team Blogs Tagged with "troubleshooting" (RSS)

Tip / Trick: how to turn off "verify file exists" in IIS7

I've seen several posts asking the question: how do I turn off the "verify file exists" setting on handlers / script maps in IIS7. I must admit, this seems to not be as straightforward as it should be. Hopefully this post helps you out. The configuration...

Tips for Classic ASP developers on IIS7

I was reminded the other day just how many classic ASP applications and developers there are out there!  The original ASP rocks, I remember experiencing it for the first time back in 1996/97 when it first came out with IIS3, and being amazed at how...

Troubleshoot 503 Service Unavailable errors with start-up debugging

In a previous post titled Where did my IIS7 server go? Troubleshooting "service unavailable" errors , I covered the basic steps for dealing with 503 Service Unavailable errors on IIS7. This post dives deeper into debugging the IIS worker process to get...

IIS requests could be slower if your log file directory is invalid or offline

If you are pointing your W3SVC log files to a location that is incorrect or goes offline, especially if it is a remote UNC share like \\server\logs – your requests on IIS 6 could be slower. The reason is that HTTP.sys wants to write an entry for...

Where do I go for IIS Support?

This is a question that I'm surprised doesn't come up more often. I guess, like many of you, I take pride in figuring things out on my own. I hate asking for help and admitting I don't know the answer. And we've all had the unfortunate experience of calling...

Improving Custom Errors for IIS7 Server

Another one of my favorite features is the IIS7 Detailed Errors feature. Thomas wrote a great article titled Understanding Custom and Detailed Errors which provides a good overview of this simple, yet powerful feature. (though it needs to be updated for...

Where did my IIS7 server go? Troubleshooting "service unavailable" errors

In the previous post, I covered the “server not found” error that is a common and frustrating problem that may occur for a number of reasons after a configuration change, or when deploying a new server machine. Another common “what the...

Making Failed Request Tracing More Approachable

One of my favorite IIS7 features is something we call "FREB", which originally stood for "Failed Request Event Buffering". We've given it a more friedly name now: 'failed request tracing', but everyone around here still calls it freb. It is a really awesome...

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