Windows successfully loaded the device driver for this hardware but cannot find the hardware device. (Code 41)
Windows successfully loaded the device driver for this hardware but cannot find the hardware device. (Code 41)
After you remove a program from your computer, you can no longer access the CD drive or the DVD drive successfully. The CD drive or the DVD drive does not appear. Or, you receive an error message when you try to access the drive. This article contains two methods to resolve this problem. One of the methods requires that you manually modify the Windows registry to remove the UpperFilters registry entry and the LowerFilters registry entry. You must restart the computer after you follow the steps in this article.
http://support.microsoft.com/default.aspx?scid=kb%3Ben-us%3B314060