TV server won't work with MainConcept (1 Viewer)

[Zappza]

TV-Server Version: Engine 0.3
MediaPortal Version: 2.3.0 RC2 + SVN Rev 15792
MediaPortal Skin: Core
Windows Version: Vista Ultimate x32
CPU Type: Inten Core 2 Duo E6320
HDD: Various, Total of 1800GB
Memory: 2048mb DDR2
Motherboard: AsRock 4CoreDual-VSTA
Motherboard Chipset: VIA PT880 Ultra
Motherboard Bios: Pheonix
Video Card: XFX GeForce 7800GS xTreme AGP
Video Card Driver: 163.44
Sound Card: Creative X-fi XtremeMusic
Sound Card AC3: Coax Out
Sound Card Driver: 2.15.0002
1. TV Card: MSI TV@nywhere A/D
1. TV Card Type: Analog/DVB-T
1. TV Card Driver: 13.35.5.451
MPEG2 Video Codec: nVidia PureVideo
MPEG2 Audio Codec: AC3Filter
Satelite/CableTV Provider: Canal Digital
Cooling: Fans, fans, fans
Power Supply: Thermaltake TR2-550 550w
Remote: Microsoft Media Center Remote
TV: Tatung V32MCHK
TV - HTPC Connection: DVI->HDMI

Hi!

When I tried to add channels with my Analog Tuner, it came up with an error message. I had to install WinDVR to make it work. Previously it worked just fine with the SW MPEG encoder that was bundeled (MainConcept).