Custom volume is not selected anymore when starting configuration (1 Viewer)

[CypherMK]

MediaPortal Version: 1.1.1
MediaPortal Skin: Black Glass Nova
Windows Version: Windows Vista + SP2
CPU Type: Intel E5200
HDD: WD 1Tb Green Point
Memory: 4GB DDR2
Motherboard: MSI P7NGM Digital
Video Card: Asus GT220 BRAVO
Video Card Driver: 182.50
Sound Card: Asus HDAV 1.3
Sound Card AC3:
Sound Card Driver: Latest
1. TV Card: Floppy DTV
1. TV Card Type: DVB-C
1. TV Card Driver: Latest
2. TV Card:
2. TV Card Type:
2. TV Card Driver:
3. TV Card:
3. TV Card Type:
3. TV Card Driver:
4. TV Card:
4. TV Card Type:
4. TV Card Driver:
MPEG2 Video Codec: SAF
MPEG2 Audio Codec: SAF
h.264 Video Codec: SAF
Satelite/CableTV Provider:
HTPC Case: Antec Fusion Remote
Cooling: Scythe Ninja
Power Supply:
Remote: Gyration remote
TV: Samsung Plasma 50"
TV - HTPC Connection: HDMI

A simple bug. I use custom volume settings. When selected in the config and saved, it works in MediaPortal. Even if I restart MediaPortal it keeps working. When I start config again the custom volume gets defaulted back to: windows vista/7. So I have to recheck it everytime I use the config.