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NET Framework 4.0 not registered with IIS error installing KCNS Web Server Components for IIS on a Windows 2012 Server

QAID # 20319

Question / Problem:

When attempting to install Kofax Capture Network Server (Web Server Components for IIS) on a Windows Server 2012, the following the message is displayed:
Setup has detected that .NET Framework 4.0 Runtime is not registered with IIS. Setup cannot continue until this issue has been resolved.
Please contact your system administrator.

How can I resolve this issue?

Answer / Solution:

To resolve this issue, follow the steps below:

  1. Launch a Command Prompt as an administrator.
  2. Run the following command to install ASP.NET 4.5 and have it registered in IIS using the Deployment Image Servicing and Management tool:
    dism /online /enable-feature /featurename:IIS-ASPNET45 /all
  3. Confirm that the following message is displayed:
    The operation completed successfully.
  4. Install Kofax Capture Network Server (Web Server Components for IIS).

Applies to:

Product Version





Source: How to install ASP.NET 4.5 on Windows 8 and Windows Server 2012.