audio/x-eac3 decoder not found

i am trying to play an m2ts file from my server on my DM8000

i get an error mesage on my screen saying audio/x-eac3 decoder not found

the picture clears but no audio

is there an update to solve this problem

i have installed gstreamer_0.10.25-r0 on my DM8000 butt it makes no
difrents

i use ****** 0.12