-= K i z a g j o =-
To fix your crashing problem when changing your speaker settings from Audio HQ do the following:
1. Open an Explorer window and navigate to the folder: C:\Program Files\Creative\SBLive\SurroundMixer
2. Right click on the file "ctsurmix.exe"
3. Select "Properties"
4. Select the "Compatibility Tab"
5. Tick the "Run this program in compatibility mode for:"
6. From the OS list select "Windows 2000"
7. Click "Apply"
8. Click "OK"
This should fix your problem. Enjoy.
-= i n e f f e c t =-