Activating a channel inside a custom group does not persist

[GiuseppeC]

TV-Server Version: 0.9.2.19657
MediaPortal Version: 0.9.2.19657
MediaPortal Skin: Default
Windows Version: Windows XP SP2
CPU Type: Athlon 64
HDD: 512GB
Memory: 1GB
Motherboard: Gigabyte K8NS-Pro
Video Card: Sapphire Radeon HD 2600 XT
Video Card Driver: Catalyst 8.9
Sound Card: Realtek AC97 onboard audio
Sound Card AC3:
Sound Card Driver:
1. TV Card: Pinnacle PCTV 300i
1. TV Card Type: Analog + DVBT
1. TV Card Driver: 1.3.3.5
2. TV Card: Hauppauge Nova-S Plus
2. TV Card Type: DVB-S
2. TV Card Driver: 2.122.26109.0
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:
MPEG2 Audio Codec:
h.264 Video Codec:
Satelite/CableTV Provider:
HTPC Case:
Cooling:
Power Supply:
Remote: Hauppauge 45 Buttons
TV: Mivar 32"
TV - HTPC Connection: S-Video

Hello, if I create groups of channels if I try to enable the channels inside the group clicking on the check button the check does not persist if I switch to another group. Instead, if I click on check in the "All Channels" groups it is then mirrored in the group I have created.

Giuseppe Chillemi