Tips and Tricks in a world of Mix

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The (SAMAccountName=) search filter is invalid

Starting a website got this error.



It means that Authentication level in IIS is not the right one .

It also means that probably you didn’t add all the needed features to IIS.

go to :

Start –> Control Panel –> Programs –>



HTTP Error 404.17 – Not Found (404.3) – Asp.Net mime types missing

OS: Windows 7 x64 bit

IIS : 7.5

You are opening your web site and there it is :


It’s coming with enigmatic messages like this :


So , if take a closer look , the only world that matters here is the “MIME” – that means that some handler of the pages you want to show is not installed properly on your IIS.

I was only trying to show


Microsoft.Web.UI.WebControls.DLL missing !

New place , new computer , new errors !

Downloaded working project from TFS and got a big fat error.

Searched all over .. (more…)

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