If you receive:
Error Initializing the cache. Shutdown all programs and run scandisk or chkdsk. Delete the cache, cookies and history directories in your windows directory and then restart IE. If the problem persists reinstall IE.while installing IE 4.x, your probably already have Temporary Internet Files, Cookies, and / or History in your %SystemRoot% folder.
Delete or move these older folders. If you get a Sharing violation while trying to do this, check permissions, stop all non essential services, or boot to an
alternate instance of NT.