Y ou may receive the following error message soon after you have updated your Windows XP PC with Service Pack 2: Rthdcpl.exe - Illegal System DLL Relocation The system DLL user32.dll was relocated in memory. The application will not run properly. The relocation occurred because the DLL C:\Windows\System32\Hhctrl.ocx occupied an address range reserved for Windows system DLLs. The vendor supplying the DLL should be contacted for a new DLL. This error message is displayed when a recent Windows XP update causes some problems with the Realtek HD Audio Control Panel versions1.41, 1.45, 1.49, and 1.57. Note: You may also encounter this problem if you have ElsterFormular versions 2006 and 2007, TUGZip version 3.4, CD-Tag version 2.27, Suunto Ski Manager versions 1.0.2, 1.1 and 1.2, and BMC PATROL version 7.1 programs on your PC. Cause of the Error This problem usually appears after the security updates 925902 (MS07-017) and 928843 (MS07-008) are installed on a Windows XP Service P...