Article ID: 125362, created on Apr 30, 2015, last review on Apr 30, 2015

  • Applies to:
  • Plesk 12.0 for Windows


The following error appears while trying to open .svc file on a website:

HTTP Error 404.3 - Not Found


IIS misconfiguration.


Install the HTTP Activation module on the server:

  1. Hit Windows+X

  2. Select Features > Add Feature

  3. Expand .NET Framework 4.5 Advanced Services > WCF Activation

  4. Enable HTTP Activation feature


Add the following definition to customer's web.config file:

            <add name="svc-integrated" path="*.svc" verb="*" type="System.ServiceModel.Activation.HttpHandler" resourceType="File" preCondition="integratedMode" />

Search Words

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