Running a Microsoft .NET Web Application in 32-bit Mode in IIS 6.0 on a 64-bit Server

First, you need to configure IIS to run 32-bit Web applications on 64-bit Windows, then you need to register the ASP.NET application, then restart the Web publishing service.

To enable IIS 6.0 to run 32-bit Web applications on 64-bit Windows

1. Open a command prompt and navigate to the %windir%\Inetpub\AdminScripts directory.

2. Type the following:

   cscript.exe adsutil.vbs set W3SVC/AppPools/Enable32BitAppOnWin64 "true"

3. Press ENTER.

To register the ASP.NET application

1. Open a command prompt and navigate to the directory that contains the ASP.NET executable. For example, type
   
   cd WINDOWS\Microsoft.NET\Framework\v2.0.50727
    

2. Type the following, then press ENTER:
   
   aspnet_regiis.exe -i

For more information about the ASP.NET IIS Registration Tool (aspnet_regiis.exe), refer to http://msdn2.microsoft.com/en-us/library/k6h9cz8h(VS.80).aspx

To start the World Wide Web Publishing Service

1. Click Start > Run. The Run dialog box appears.

2. Type services.msc, then press ENTER. The Services dialog box appears.

3. In the list of services, right-click World Wide Web Publishing Service, then click Start (or Restart).