How to suppress the Appshelp message when you install the .NET Framework 1.1 redistributable file on 64-bit versions of Windows (895963)


The information in this article applies to:

  • Microsoft .NET Framework 1.1, when used with:
    • Microsoft Windows Server 2003, Standard x64 Edition
    • Microsoft Windows Server 2003, Enterprise x64 Edition
    • Microsoft Windows Server 2003, Datacenter x64 Edition
    • Microsoft Windows Server 2003, Enterprise Edition for Itanium-based Systems
    • Microsoft Windows XP Professional x64 Edition
    • Microsoft Windows XP Professional 64-Bit Edition (Itanium)
Important This article contains information about how to modify the registry. Make sure to back up the registry before you modify it. Make sure that you know how to restore the registry if a problem occurs. For more information about how to back up, restore, and modify the registry, click the following article number to view the article in the Microsoft Knowledge Base:

256986 Description of the Microsoft Windows registry

INTRODUCTION

This article discusses how to suppress the Appshelp warning message that appears when you install the Microsoft .NET Framework 1.1 redistributable file on 64-bit versions of Microsoft Windows.

When you install the .NET Framework 1.1 redistributable file on a 64-bit version of Windows, you receive the following AppsHelp message:
This software has known incompatibility with IIS services on this platform. To maintain IIS functionality, we recommend that users complete the following steps after the software install is complete:

1- From the Start menu select Run then press the Enter key
2- In the "Open" edit field enter the following command: "cscript %SystemDrive%\inetpub\AdminScripts\adsutil.vbs set w3svc/AppPools/Enable32bitAppOnWin64 1"
3- Press the Enter key
This message is displayed even when Microsoft Internet Information Services (IIS) is not installed.

MORE INFORMATION

To suppress the Appshelp message when you install the .NET Framework 1.1 redistributable file, use one of the following methods:

Command-line silent installation

Perform a silent installation. To do this, type the following command at a command prompt:

dotnetfx.exe /q:a /c:"install /l /q"

Note The /q:a switch specifies administrator quiet mode. The /c: switch specifies the command to run or to install. In this example, the /l switch is to enable logging and the /q switch is for quiet mode.

AppCompatFlag registry entry

Add a registry entry that disables the Appshelp message. To do this, follow these steps:

Warning Serious problems might occur if you modify the registry incorrectly by using Registry Editor or by using another method. These problems might require that you reinstall your operating system. Microsoft cannot guarantee that these problems can be solved. Modify the registry at your own risk.
  1. Click Start, click Run, type regedit, and then click OK.
  2. Locate and then click the following registry subkey:

    HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\AppCompatFlags

  3. On the Edit menu, click New, and then click DWORD Value.
  4. Type {11F1F8EE-7E7F-4F1D-BE93-B4D310F0760A}, and then press ENTER.
  5. Right-click {11F1F8EE-7E7F-4F1D-BE93-B4D310F0760A}, and then click Modify.
  6. In the Edit DWORD Value dialog box, click Decimal, and then type 4 in the Value data box.
  7. On the File menu, click Exit.
Note After you add the registry entry, the Appshelp message does not appear when you run the .NET Framework 1.1 installation.
Modification Type:MinorLast Reviewed:4/28/2005
Keywords:kbtshoot kbinfo KB895963 kbAudDeveloper kbAudITPRO
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