SCHAPPY — 25. March 2009, 20:29

[SOLVED] Code 39 with CD-/DVD devices in device manager in XP/Vista

Problem: Yellow warning sign in front of all CD-/DVD devices in device manager. Solution: Open the registry editor and navigate to the key HKEY_LOCAL_MACHINE -> SYSTEM -> CurrentControlSet -> Control -> Class -> {4D36E965-E325-11CE-BFC1-08002BE10318}. Check the properties of the following keys: * LowerFilters: PxHelp20 * UpperFilters: GEARAspiWDM Alternatively, delete both keys. Reboot the system, all […]