ok i recompiled the kernel and Patched the kernel for v4l2 support The thing is with the bttv 0.9 driver it also doesnt work. My System is: CPU: P4-2.6-HT Mainboard: Intel D875PBZ RAM: 2x512MB DDR VGA: Geforce 3 ti200 Kontrollers: 3ware 7000-2 (2x IBM 30GB Raid0) SCSI Kontroller AM53C974 Sound: SB-Live Value TV-Card: Haupauge bt848 kompatible Network: Intel 10/100/1000 Desktop VE in Chipset integratet