3. Configuring IIS for 32-Bit Emulation Mode (THIS IS MOST IMPORTANT!!!!)
3.1. If you are installing IIS on x64-based editions of Windows Server 2003 or Windows Server 2003 R2, IIS must be configured to run in 32 bit emulation mode. Perform the following procedure on each front-end Web server running an x64-based edition of Windows Server 2003.
Configure Internet Information Services (IIS) for 32-bit mode
1. Click Start, and then click Run.
2. In the Open box, type cmd, and then click OK.
3. In the command prompt window, navigate to the %drive%:\Inetpub\Adminscripts folder, where %drive% is the drive in which Windows Server 2003 is installed.
4. In the Adminscripts folder, type the following command:
cscript adsutil.vbs set w3svc/AppPools/Enable32bitAppOnWin64 1
Note The value "1" for Enable32bitAppOnWin64 specifies 32-bit mode, whereas the value "0" specifies 64-bit mode.
5. Press ENTER.
6. Type iisreset and then press ENTER.
7. Close the command prompt window.
8. Re-star System.
Note The Run WWW service in IIS 5.0 isolation mode check box is only selected if you have upgraded to IIS 6.0 on Windows Server 2003 from IIS 5.0 on Windows 2000. New installations of IIS 6.0 use IIS 6.0 worker process isolation mode by default.
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