> I have both cards and my impression is, that the nova/stv0229 triggers > this > bug more often than the skystar2/mt312.
Well I think so, because I can reproduce this bug (with Kernel 2.6.5) in less than 10 sec, with my tt budget card which uses the stv0299. Always when a recording starts, the vdr losts the video data stream in a few seconds.