Step - 1 : How To Add Application Pool ASP.NET 4.0 To IIS
> First of all, if
Framework 4.0 Is Not Available, please install framework 4.0 from here.
>
Click Here For Installing .NET Framework 4.0 .
> After installing framework 4.0,
if it is not available on IIS, follow these steps.
> You need to
register framework 4.0 to IIS
Step - 2 : Register Framework 4.0 To IIS
> Open Command Prompt as Admininstrator.
> And type
C:\Windows\Microsoft.NET\Framework\v4.0.30319\ and press Enter key.
> Now type
aspnet_regiis.exe -ir and press Enter key.
> By this way, you can Register Framework 4.0 To IIS.
> Now close IIS and re-open IIS, you can see Framework 4.0 on your application pool list.
> That's all, by this way we can resolve this issue.
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