http://support.micro...om/?kbid=281679
If this doesn't work. Start preparing to reformat and reinstall.
[Start] [Run] [Regedit]
Registry Key: HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Active Setup\Installed Components\{44BBA848-CC51-11CF-AAFA-00AA00B6015C}
Modify/Create the Value Data Type(s) and Value Name(s) as detailed below.
Data Type: DWORD // Value Name: IsInstalled
Setting for Value Data: [Change the Value from 1 to 0]
Exit Registry
Followed by reinstalling IE:
http://www.microsoft...sp1/default.asp