My dvd-r i copy won"t play on none of my home dvd players...PLAYBACK ERROR (Audiovox D7000XP Portable DVD Player)

[qanda]This thread is about the Audiovox Portable DVD Player. Click here to see full specs[/qanda]HELLO,
I am using imageburn software to burn my downloaded movie
files. They burn alright . i burn as a (DVD/VIDEO) but when i try an play
the burned DVD-R on my 3 different home dvd players i get please
eject disk PLAYBACK ERROR??

Thanks for helping
please real simple steps i am aged lady
who is learning. :flower: