I have the same problem with AverTV Hibryd PCI A16A the driver work correctly but the application crash before start always the driver version is Drv_3.5.x.65_Encoder_3.2.1.62_4.2.1.71 and the application version is v6.0.11.07072503, there are the last from manufacturer and works properly on windows vista x86.
I hope that manufactures correct this isue soon
