Shane Bartholomeusz

Geek and lover of all things tech related

Tag: iis7

ApplicationHost.config Not Working

Quick Tip

IIS stores most of your website configuration in the applicationHost.config file. When performing repetitive tasks it’s often quicker and easier to apply changes directly to the applicationHost.config file rather than via the IIS manager user interface.

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IIS Configuration History

In this post I thought I’d shed some light on the IIS Configuration History feature built into IIS7 onwards – it’s a great feature that many developers don’t know about.

IIS Logo
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Enable Detailed IIS Error Messages

Enabling Detailed Errors

By default, IIS hides detailed error messages however you can enable it through either of the following ways.

Obviously this should only be enabled in a non-production environment as it may create potential security implications.

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IIS7 – 401 Unauthorized: Access is denied due to invalid credentials


I recently came across this error while upgrading an old ASP.NET application from IIS6 to IIS7…

401 Unauthorized: Access is denied due to invalid credentials

401 Error
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