Hello I get this error with the kernel(2.2.17-SMP)tree patched with i2c-2.5.4 and bttv-0.7.47 complied and installed. muon /root# insmod bttv Using /lib/modules/2.2.17-SMP/misc/bttv.o /lib/modules/2.2.17-SMP/misc/bttv.o: unresolved symbol pci_compat_unregister_driver /lib/modules/2.2.17-SMP/misc/bttv.o: unresolved symbol i2c_bit_del_bus /lib/modules/2.2.17-SMP/misc/bttv.o: unresolved symbol video_register_device /lib/modules/2.2.17-SMP/misc/bttv.o: unresolved symbol video_unregister_device /lib/modules/2.2.17-SMP/misc/bttv.o: unresolved symbol i2c_bit_add_bus /lib/modules/2.2.17-SMP/misc/bttv.o: unresolved symbol pci_compat_register_driver /lib/modules/2.2.17-SMP/misc/bttv.o: unresolved symbol pci_compat_get_driver_data /lib/modules/2.2.17-SMP/misc/bttv.o: unresolved symbol pci_compat_enable_device /lib/modules/2.2.17-SMP/misc/bttv.o: unresolved symbol pci_compat_set_driver_data I can load tuner without a problem. (it seems) muon /root# insmod tuner Using /lib/modules/2.2.17-SMP/misc/tuner.o What is wrong here? Thanks -- Nimish Philip