ok, what folder is this? is it in the windows directory? (C:/WINDOWS/...)
also try downloading
this and follow the steps below
Step 1: Locate the name of the file that is causing your problems.
Step 2: Decide if you want to copy, move or delete the file.
Step 3. Choose a destination for moving the file, or a new file name for the rename option (this option won't appear if you are deleting a file).
Click OK to confirm you want to process. The nice thing is that the program doesn't make you reboot straight away. It's a good idea to reboot ASAP, but if you are in the middle of something and want to wait, the program will simply run next time you start Windows.