Add/Remove Programs tool displays installed programs incorrectly (266668)

RESOLUTION

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.

To resolve this problem, follow these steps:

1. Click Start, click Run, and then type CMD.
2. At the prompt, type REGSVR32 APPWIZ.CPL.
3. If this fails, look for the registry entries that are listed below. To resolve this issue, check the registry for the following keys and values. Re-create any missing keys or values. Note that these keys use the system drive letter. You may have to adjust these entries to match the configuration of your computer.
   • [HKEY_CLASSES_ROOT\CLSID\{00000535-0000-0010-8000-00AA006D2EA4}]
     "ADODB.Recordset"
   • [HKEY_CLASSES_ROOT\CLSID\{00000535-0000-0010-8000-00AA006D2EA4}\InprocServer32]
     "C:\Program Files\Common Files\System\ado\msado15.dll"
   • [HKEY_CLASSES_ROOT\CLSID\{00000535-0000-0010-8000-00AA006D2EA4}\InprocServer32]
     "ThreadingModel"="Apartment"
   • [HKEY_CLASSES_ROOT\CLSID\{00000535-0000-0010-8000-00AA006D2EA4}\ProgID] "ADODB.Recordset.2.5"
   • [HKEY_CLASSES_ROOT\CLSID\{00000535-0000-0010-8000-00AA006D2EA4}\VersionIndependentProgID]
     "ADODB.Recordset"
   • HKEY_CLASSES_ROOT\CLSID\{2048EEE6-7FA2-11D0-9E6A-00A0C9138C29}
     "Microsoft OLE DB Row Position Library"
   • HKEY_CLASSES_ROOT\CLSID\{2048EEE6-7FA2-11D0-9E6A-00A0C9138C29}\InprocServer32
     "C:\Program Files\Common Files\System\Ole DB\oledb32.dll" "ThreadingModel"="Both"
   • HKEY_CLASSES_ROOT\CLSID\{2048EEE6-7FA2-11D0-9E6A-00A0C9138C29}\ProgID
     "RowPosition.RowPosition.1"
   • HKEY_CLASSES_ROOT\CLSID\{2048EEE6-7FA2-11D0-9E6A-00A0C9138C29}\VersionIndependentProgID
     "RowPosition.RowPosition"
   • [HKEY_CLASSES_ROOT\CLSID\{352EC2B7-8B9A-11D1-B8AE-006008059382}\InProcServer32]
     "%SystemRoot%\System32\appwiz.cpl"
4. Follow the steps in one of the following procedures, as it applies to your computer, and then test to determine if this issue is resolved. If the issue is resolved, skip the remaining steps. If the issue is not resolved, go to step 5.
   • To resolve this issue with Internet Explorer 6.0 installed, repair Internet Explorer 6.0:
     1. Click Start, and then click Run.
     2. Paste the following command in the Open box, and then click OK:

        rundll32 setupwbv.dll,IE6Maintenance "C:\Program Files\Internet Explorer\Setup\SETUP.EXE" /g "C:\WINDOWS\IE Uninstall Log.Txt

        Because this command is case sensitive, Microsoft recommends that you copy the command from this article, and then paste the command in the Open box.
   • To resolve this issue with Internet Explorer 5.0 or 5.5 installed, repair Internet Explorer 5.0 or 5.5:
     1. Click Start, and then click Run.
     2. Paste the following command in the Open box, and then click OK:

        rundll32 setupwbv.dll,IE5Maintenance "C:\Program Files\Internet Explorer\Setup\SETUP.EXE" /g "C:\WINDOWS\IE Uninstall Log.Txt

        Because this command is case sensitive, Microsoft recommends that you copy the command from this article, and then paste the command in the Open box.
5. Perform an in-place upgrade:
   
   Note Before you perform an in-place upgrade, make sure that you back up your data. For more information about the risks of performing an in-uplace upgrade, see the "More Information" section.
   1. Run Winnt32.exe from the \I386 directory on the Windows 2000 installation CD-ROM.
   2. When the Windows 2000 Setup screen appears, click Upgrade to Windows 2000.
   3. Allow installation to complete.

If the Add/Remove Programs tool still does not function properly, shows no content, or if you want to try to fix this issue without upgrading to later versions of Internet Explorer, check the following registry keys to make sure that they contain entries: Note If the previous registry keys are blank, the Add/Remove Programs tool may also be blank.

Use the command line REGSVR32 [path\filename] to register each of the following files: If the Add/Remove Programs tool displays incomplete information or is blank, verify the file dates. Where possible, register the following files: If the Add/Remove Programs tool can draw the dialog user interface, but does not display any installed program contents, check the registry for the presence of the following key: If this registry key is missing, copy the following text to a text file, save the file with a .reg extension, and then double-click the file on the affected computer to return the proper entries.

For Windows Registry Editor Version 5.00: