Hi and welcome !
1st, what are you trying to use as a 'player' ?
And, what Operating System are you using ?
Avoid using the 'built in' player in LimeWire.
Your problem may be CODECs... Have a look at this link >
http://www.gnutellaforums.com/tips-t...rting-dvd.html
Might get you started... There are also many, many threads and posts here in Gnutella Forums on 'player problems' and CODECs...