No but needs to be registed.

>Alex does my DLL file have to be in the WEBPUB folder?
>
>
>>Mark
>>open IIS go to your site open the properties window go to the home directory tab
>>on the application setting section click on the configuration button if disable then click on the create button first. This will open a window called Application Configuration with 3 tabs the first one called App Mappings you have a type of a grid in this locate for an entry where the extension you have .wsdl if you don't find then chose the add button on the form that is open put the following information executable: C:\PROGRA~1\COMMON~1\MSSoap\Binaries\SOAPISAP.dll, Extension: .wsdl, Verbs: Limit to - GET, POST, HEAD Chose OK to all screens and restart IIS and try again.
>>
>>you need to have MSSOAP toolkit installed I personally advise MSSOAP 2 SP2.
>>
>>>Still no luck Alexandre:(
>>>
>>>
>>>I chose the ISAPI listner but to no avail.
>>>
>>>Could you give me a quick check list of what I need to have installed and running.
>>>
>>>Maybe I do not have a listner running at all.