when i put disks in it says that it is loading then after a couple of mins the tray ejects it happens on all discs
Simon, You've probably solved this problem by now, but FWIW, when I first got my Samsung DVD-R155 it was doing the same thing with almost all my home-recorded DVDs, but store-bought DVDs would play just fine. I finally was able to figure out that burning the DVDs at slower speeds on my PC solved the problem. So, the Samsung also seems to work as a kind of compatibility benchmark: "... if I can play it there, I'll play it anywhere!" still reaching ...