Windows FAQ

Frequently Asked Questions

Error Message: A Previous Program Installation Was Never Completed

See http://support.microsoft.com/kb/221863

Locate the following registry key:

HKEY_LOCAL_MACHINE\System\CurrentControlSet\Control\Session Manager

Delete any PendingFileRenameOperations values in this key.

You may also need to check for and remove pending file rename operations in the following registry keys:

HKEY_LOCAL_MACHINE\Software\Microsoft\Windows\CurrentVersion\RunOnce
HKEY_LOCAL_MACHINE\Software\Microsoft\Windows\CurrentVersion\RunOnceEx
HKEY_LOCAL_MACHINE\Software\Microsoft\Windows\CurrentVersion\RunServicesOnce
HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\RunOnce

NOTE: If the problem is still not resolved, check for the existence of old installation files in your TEMP or TMP folders, check for the existence of a folder named "$!$!$!$!" in the root folder, or try emptying the Temporary Internet Files folder.

To Delete Temporary Files

1. Double-click My Computer, double-click drive C, double-click the Windows folder, and then double-click the Temp folder.
2. Press CTRL+A to select all the files in the folder.
3. Press the DELETE key.
4. Close My Computer.

To Delete Temporary Internet Files

1.	On the desktop, right-click Internet Explorer, and then click Properties.
2.	Under Temporary Internet Files, click Delete Files.
3.	Click to select the Delete Offline Content check box, and then click OK.
4.	Close Internet properties.